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Drone Logistics Explained

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TECHNOLOGY EXPLAINER

Drone Logistics
— How package-delivery drones work, and how to read the numbers: delivery counts, speed and “quietness”

News about drone delivery comes with numbers such as “2 million deliveries”, “as fast as 2 minutes 47 seconds” and “quieter than others”. What these numbers mean depends heavily on who counted what, and under which conditions. This article is for materials engineers with no logistics or drone background. It explains (1) what a delivery drone does in one delivery, (2) how the aircraft is built and how heavy a load it carries, and (3) the constraints on real operations (weather, payload, noise, rules, sites), using official US Federal Aviation Administration (FAA) environmental assessments and company publications, kept apart, with diagrams.

This article does not rank companies. Delivery counts, speed and quietness are treated as company figures, and plans in FAA documents are “not yet confirmed”. Checked on 25 October 2026.

Sources: FAA (the Part 135 page, environmental assessments for Zipline and Wing), US eCFR, company web pages / Anything we could not confirm is left out / Checked 25 October 2026

An unmanned aircraft hovering above and lowering a box on a line into a yard. It does not depict any real company, aircraft or place.
Fig. 1. Concept illustration generated with ImageGen. An unmanned aircraft hovering above and lowering a box on a line into a yard. It does not depict any real company, aircraft or place. Not an actual product, facility or measurement. Cutaways, colours and arrows explain the concept; proportions are illustrative.
In this article
  1. Three-line summary / Before you read / Place in the series
  2. One delivery, step by step
  3. How the aircraft is built, and how heavy the load is
  4. How to read delivery counts and speed
  5. Five constraints on operations (weather, payload, noise, rules, sites)
  6. A materials engineer’s view, and what we could not confirm
  7. How to read the yardsticks and standards / Glossary / References / Claim-to-source audit
How this article labels claims

Sourced = stated in a published source (link given)
Our calculation = a value this article calculated from stated assumptions
Not yet confirmed = plans, applications, targets and other things not yet settled
Our own readings are marked as commentary, and Inference is shown in bold.

How to read the numbers here

A company’s cumulative counts, speed and quietness are “company figures”; we found no independent verification. Site counts, daily numbers and noise predictions in FAA environmental assessments are plans filed by companies and predictions based on them, not achieved results. Performance figures can differ between a company’s stated value and the operating assumption in an FAA document (for example Zipline’s cruise speed). Status as of 25 October 2026.

1. Three-line summary / Before you read / Place in the series

  • A delivery drone flies, hovers and lowers: In the FAA document, Zipline’s P2 Zip flies at 330 ft (about 100 m) at 47 mph, hovers for about 75 seconds at the delivery point and lowers a pod holding the package on a line. Wing flies at 150-300 ft (about 46-91 m) and hovers at 23 ft (about 7 m) to lower the package [References 2, 3]. Sourced
  • The package is a small part of the aircraft: the Zip is under 63 lb including a maximum 8 lb payload; Wing’s Hummingbird 7000W-B is under 15 lb with a 2.7 lb payload. Against the stated weight upper bounds the payload share is about 13-20% (our calculation), so the aircraft and battery mass dominate the energy [References 2, 3]. Our calculation
  • Read numbers in three kinds: company totals (Zipline over 2 million, Wing over 1 million), ceilings in filings (number of sites, deliveries per day), and best single results (fastest 2 min 47 s). Do not mix them [References 5, 7].
What to know before reading

All you need is a feel for how a parcel delivery works. How drones stay up (thrust and wings) is explained in our explainers on multicopter principles and on fixed-wing, VTOL and long-endurance flight. This article is limited to the job of delivering with an aircraft.

Place in the series

Communication, positioning and collision avoidance are in “Drone Communication, Positioning and Collision Avoidance”, the overall rules in “Drone Regulation and Airspace Management”, batteries in “Lithium-Ion Battery Basics” and “Power Sources for Robots and Drones”, airframe materials in “Structural Materials for Robots and Drones”, and indoor and factory logistics robots in “Warehouse and Logistics Robots”.

2. One delivery, step by step

Start with an everyday comparison. A courier on a motorbike picks up a parcel at a shop, rides along roads and hands it over at the door. A delivery drone follows the same flow, but uses the sky instead of roads and drops the parcel from the air above a yard or car park. Most aircraft do not land at the customer’s place: they stay in the air (hover) and lower the package on a line (winch line). Limit of the analogy: a motorbike is supported by the ground, whereas a drone spends energy all the time just to stay up.

One delivery, step by step (from operations described in FAA environmental assessments)Dock / nestPackage lowered on a lineReturn1. Take off2. Cruise3. Hover and deliver4. ReturnZipline P2 (as stated in the FAA document)Cruise altitude 330 ft (about 100 m), under 400 ftCruise speed 47 mph (about 21 m/s)Total hover time per delivery about 75 sA pod holding the package is lowered on a lineWing Hummingbird (as stated in the FAA document)Cruise altitude 150-300 ft (about 46-91 m)Typical speed 59 mph (about 26 m/s)Hovers at 23 ft (about 7 m) at the delivery pointPackage lowered on a retractable lineSource: FAA environmental assessments (Zipline Dec 2025; Wing Apr 2025).Company applications describe plans, not guaranteed operations. Conversions are ours.
Fig. 2 Concept diagram (vector drawing). One delivery and the operating numbers in FAA environmental assessments. The numbers come from company application descriptions and do not guarantee real operations. Conversions (ft to m, mph to m/s) are ours.

According to the FAA document, in Zipline’s operation a package is placed in a container called a “droid”, stored in the aircraft’s payload bay, and at the delivery point the droid is lowered to the ground on a line. During descent the droid controls its own lateral position and checks that the delivery site is clear [Reference 2]. Sourced The aircraft flies a predefined route; if it leaves its operating area it automatically terminates the flight and either returns to a dock or exits the airspace by hovering or by parachute landing, and the remote pilot can command flight termination [Reference 2]. Sourced Aircraft are said to share position, velocity and intent over radio and cellular links and to adjust their flight plans automatically to keep apart, even if communication with the remote pilot is lost (the company’s description) [Reference 2].

Where people get stuck: “automatic” is not the same as “nobody is watching”

In the FAA document, a remote pilot in command (RPIC) is involved and can command termination of a flight. Rather than flying each aircraft by hand, people supervise many flights (Wing likewise says pilots oversee multiple flights and individual flights need no human control [Reference 8]). Whether an operation is fully autonomous or remotely piloted can only be confirmed within what the company says.

3. How the aircraft is built, and how heavy the load is

A delivery drone must take off and land vertically, hover, and fly a long way, which are almost contradictory demands (the VTOL idea in our explainer on fixed-wing, VTOL and long-endurance flight). The FAA document describes the Zipline P2 Zip as a multi-rotor design with five propellers, and the company says it uses those five for take-off and landing and aims to spend more of each flight in wing-borne fixed-wing mode [References 2, 6]. Wing describes a “dual propulsion” system with separate lift and cruise motors [Reference 8]. Sourced

Total weight (with payload) and maximum payload: the load is a small partZipline P2 Zipunder 63 lb / payload 8Wing 8000-Aunder 25 lb / payload 5Wing 7000W-Bunder 15 lb / payload 2.7Blue = aircraft with battery; orange = maximum payload. Full bar = weight upper bound. Unit: lb (about 0.454 kg).Payload share (our calculation): Zip 8/63 = about 13%; 8000-A 5/25 = 20%; 7000W-B 2.7/15 = 18%.Upper bounds are used, so the true payload share may be a little higher.8000-A payload: 5 lb in the main text of the FAA document, 6.6 lb (24.3 lb total) in its appendix.
Fig. 3 Diagram including our calculation (vector drawing). Upper bound of total weight (with payload) and maximum payload, in pounds as in the FAA environmental assessments. The payload share is the ratio to the weight upper bound, our calculation [References 2, 3].

As Fig. 3 shows, the package is a part of the aircraft. For the Zip, the payload is about 13% or more of total weight, leaving 87% or less for the aircraft, battery and package-lowering equipment (our calculation). This is why a lighter battery and a lighter aircraft translate directly into payload and range.

Common misconception: “Delivery drones can carry heavy loads”

What is actually true: the maximum payloads we could confirm in FAA documents are 8 lb (about 3.6 kg) for the Zip and 2.7-5 lb for Wing, and Amazon’s MK30 is described as carrying up to 5 lb [References 2, 3, 9]. Sourced The loads are everyday goods and food that fit in a small box; heavy loads are outside what delivery drones assume today.

Zipline describes two platforms (P1: 4 lb payload, over 120 miles round trip; P2: 8 lb payload, 10-mile service radius, 70 mph cruise), all as company-stated values [Reference 4]. The FAA environmental assessment, however, gives a typical en-route speed of 47 mph for the P2 Zip, so the stated value (close to the best conditions) and the operating assumption differ [References 2, 4]. Sourced To get a feel for distance: a round trip to the edge of a 10-mile radius takes about 25.5 minutes of cruise at 47 mph, and Wing’s “12 miles round trip” takes about 12 minutes at 59 mph (delivery hover excluded). Our calculation

4. How to read delivery counts and speed

Back to the numbers at the start. Read delivery “numbers” in the three kinds of Fig. 4.

Delivery “numbers” come in three kinds – do not mix them up1. Company totalsZipline: over 2 million (Jan 2026)Wing: over 1 million (website)Company counts; rules varyChecked: company web pages2. Planned ceilings in filingsZipline: up to 75 sites, 500 docksPer site: 400 a day, 10 milesWing now: 25 nests, up to 400 a dayChecked: FAA environmental assessments3. Best single resultsWing: fastest 2 min 47 s (website)Zipline: median flight time 3 minSeparate a best case from a medianChecked: company web pages(1) is flights actually made (company counts); (2) is a ceiling sought, not achieved (not yet confirmed).(3) is a best case or a median, not the time of every order. Do not add or compare (1), (2) and (3).
Fig. 4 Concept diagram (vector drawing). Three kinds of delivery numbers. Company figures were checked on each company’s official pages, and planned ceilings in the FAA environmental assessments [References 2, 3, 5, 7].
  • (1) Company totals: in a release of 21 January 2026 Zipline reported over 2 million commercial deliveries and a median flight time of 3 minutes [Reference 5]. Wing’s website displays “1M+ commercial deliveries” and “fastest delivery 2 min 47 secs” [Reference 7]. Sourced These are company figures with no independent verification found. What counts as one delivery, and the cut-off date, are up to the company.
  • (2) Ceilings in filings: Zipline’s Dallas-Fort Worth plan is up to 75 sites and 500 docks, up to 400 deliveries a day per site, and a 10-mile radius, starting with five sites at 20 flights a day [Reference 2]. Wing’s current authorisation allows up to 400 deliveries a day from 25 nests [Reference 3]. Sourced Not yet confirmed These are ceilings the companies seek to operate, not numbers achieved.
  • (3) Best single results: “fastest 2 min 47 s” is one favourable result. Zipline’s “median 3 minutes” is a median flight time, not the time from order to handover (within what the company says).
Common misconception: “Fastest 2 min 47 s means a drone always arrives in 3 minutes”

What is actually true: the fastest is a favourable case. The full time includes order processing, loading, pre-departure checks and confirming the drop spot. A figure such as “most orders arrive in less than 30 minutes” in Zipline’s fact sheet is also the company’s description [Reference 4]. Sourced Check which kind of number it is: fastest, median, average or ceiling.

5. Five constraints on operations

How far delivery drones are usable in practice is set by five constraints (Fig. 5).

Five constraints on real operationsOne delivery1. WeatherCompanies: wind, moderate rainNo orders if unsafe (Amazon)2. PayloadA few lb (Zip 8, Wing 2.7-5)Box size is limited too3. NoisePredicted and measuredCut by altitude and flight count4. Rules and airspacePart 135 plus BVLOS exemptionAltitude under 400 ft5. Sites and drop spotsDocks or nests neededZip 10-mile radius; Wing 12 mi round trip
Fig. 5 Concept diagram (vector drawing). Five constraints on one delivery (commentary), arranged from FAA documents and company publications.

(1) Weather

Wing says its aircraft are built to operate in windy days and moderate rain [Reference 8]. Amazon says the MK30 can fly in light rain and a range of temperatures and wind speeds, but the delivery option does not appear at checkout when conditions are unsafe [Reference 9]. Zipline says it runs a large test campaign to deliver in rain, wind, storms and cold [Reference 4]. Sourced All of these are company statements, and we found no specific wind-speed or rainfall limits in the public documents we checked. On the rules side, the US small-drone rule (Part 107) sets, among other things, a flight visibility of at least 3 statute miles and an altitude of at most 400 ft [Reference 11]. Sourced The FAA assessment also says routes are generated taking weather risk, wind direction and population density into account [Reference 2].

(2) Payload

As Fig. 3 shows, the payload is a few pounds. In its UK example Amazon says items of 5 lb or less that fit in a large shoebox are eligible [Reference 9]. Beyond weight there are limits on box size and on the lowering equipment (container, line).

(3) Noise

FAA environmental assessments treat noise in detail. In Wing’s tests of the Hummingbird 7000W-B (April 2024, at a test site in California), cruise at 100 ft gave a sound exposure level (SEL) of 59.2 dBA with a package and 55.5 dBA without; one delivery event (a 13 ft hover and flight at 165 ft, measured 50 ft away) gave 83.4 dBA [Reference 3]. For Zipline’s P2 Zip the FAA assessment states 69.1 dBA SEL in cruise at 330 ft [Reference 2]. Sourced

Noise figures: measured under different conditions, so they cannot rank aircraftWing 7000W-B cruise, with package, 100 ft59.2Wing 7000W-B cruise, no package, 100 ft55.5Wing 7000W-B delivery (hover 13 ft, 50 ft)83.4Zipline P2 cruise at 330 ft69.1306090 dBABars show sound exposure level (SEL, dBA) for one event: its energy squeezed into one second. The axis starts at 30.Wing: noise tests in the FAA document (April 2024, Hollister, California). Zipline: figure stated in the FAA assessment.With vs without package: 3.7 dB, i.e. about 2.3 times the sound energy (our calculation). dB is logarithmic: +10 dB = 10 times.Altitude, distance and method differ (Wing delivery measured 50 ft away). No ranking of companies or aircraft is possible.
Fig. 6 Diagram including our calculation (vector drawing). Delivery drone noise. Altitude, distance, payload and measuring method differ, so the figure does not rank companies or aircraft [References 2, 3].

The 3.7 dB difference between with and without package in Fig. 6 is about 2.3 times in sound energy (our calculation). A heavier load needs more thrust, so more noise (commentary). The decibel is a logarithmic unit: a 10 dB difference is a factor of 10 in energy. The FAA also uses DNL (day-night average sound level, with night noise weighted by adding 10 dB) in environmental assessments. Zipline’s assessment predicts that a single point exposed to 800 flights (400 round trips) would see en-route noise of DNL 50.3 dBA or less [Reference 2]. Sourced The “six times quieter than others” that the company publishes is a company claim; we found no independent verification [Reference 6].

(4) Rules and airspace

In the US, the small-drone rule (Part 107) covers unmanned aircraft weighing less than 55 pounds on takeoff including everything on board, and generally requires visual line of sight [References 10, 12]. Sourced To carry packages beyond visual line of sight, as the FAA explains, an operator must obtain a Part 135 certificate and an exemption or waiver for BVLOS. Altitude must be under 400 ft, and the FAA has completed more than 20 environmental assessments, each ending in a finding of no significant impact [Reference 1]. Sourced For where the new BVLOS proposed rule (Part 108) stands, see “Drone Communication, Positioning and Collision Avoidance” and “Drone Regulation and Airspace Management”.

(5) Sites and drop spots

Delivery drones need places to take off, land and charge: docks (Zipline) or nests (Wing). Zipline’s docks house the aircraft, charge them, manage heat, exchange data and give weather protection, and are built on paved land such as car parks. Wing’s nests are planned in car parks of commercially zoned areas [References 2, 3]. Sourced Drop spots such as yards, driveways, car parks and parks must allow a safe lowering from above and keep clear of people and vehicles nearby (operating description in the FAA documents).

A delivery drone base (dock) in a car park. It does not depict any real company or site.
Fig. 7. Concept illustration generated with ImageGen. A delivery drone base (dock) in a car park. It does not depict any real company or site. Not an actual product, facility or measurement. Cutaways, colours and arrows explain the concept; proportions are illustrative.

6. A materials engineer’s view, and what we could not confirm

A materials engineer’s view (1): noise is a contest of propeller shape and material

The main noise source of a delivery drone is the propeller. The number of blades, shape and rotation speed change the pitch and loudness (commentary). Zipline says it reduces noise by limiting the number of propellers and running them efficiently and by delivering from a high altitude, and Wing says its propellers are designed to minimise noise [References 6, 8]. Sourced On the materials side, light, stiff and low-deflection composites such as carbon-fibre-reinforced plastics, and resins that damp vibration, are involved. A heavy propeller also raises the energy needed to change rotation speed.

A materials engineer’s view (2): batteries are charged “every day, many times”

The FAA documents say both Zipline’s and Wing’s aircraft run on lithium-ion batteries, and that docks handle charging and thermal management [References 2, 3]. A delivery drone battery is used with many charge-discharge cycles a day and short charging times (commentary). Ageing from repeated cycling, heat from fast charging and tolerance to outdoor heat and cold feed directly into fleet availability and cost. The basics are in “Lithium-Ion Battery Basics” and “Thermal Runaway and Battery Safety”.

A materials engineer’s view (3): the package container and the lowering line

A container that holds the package must be light, protect the contents from drops and rain, and fit the payload bay (commentary). The lowering line is wound in repeatedly, whipped by wind and scuffed on the ground. Lightness, strength, abrasion resistance and weather resistance must be met together, and the choice of material affects how few failures occur (commentary). We could not confirm which materials the companies actually use.

What we could not confirm

  • Independent third-party verification of delivery counts, speed and quietness.
  • Specific operational weather limits (wind speed, rainfall); the companies give only qualitative statements.
  • The actual materials of the companies’ containers, lines and propellers.
  • The latest status of the FAA authorisations of Zipline and Wing (an environmental assessment is a document at application time; the conditions of an authorisation are separate).
  • Delivery-drone rules in Japan and Europe (covered in “Drone Regulation and Airspace Management”).
  • Accident and incident statistics. This article does not use official investigation reports.

7. How to read the yardsticks and standards

Delivery drones are measured by delivery time, payload, service radius, delivery success rate, noise and few accidents or faults. The key point is to separate numbers a company publishes itself from numbers confirmed in a regulator’s review. For example, the noise figures in an FAA environmental assessment are predictions based on company-supplied information and tests, and Wing’s document states that its tests followed FAA direction.

What is measuredTypical test or benchmark (name, source)Standard, rule or guidance (name, source checked)Reading note
Delivery time and countsCompany totals, fastest and median (Zipline over 2 million, Wing over 1 million) [References 5, 7] SourcedNo common yardstick was foundSeparate fastest, median and average. Company figures; independent verification not confirmed
Payload and aircraftAircraft specifications in FAA environmental assessments (weight, payload, wingspan) [References 2, 3] Sourced14 CFR 107.3 (small unmanned aircraft: under 55 lb including everything on board) [Reference 10] SourcedSome figures differ within the same document (8000-A payload). Check the appendices too
Operating safety and rulesFAA environmental assessments (more than 20, all with a finding of no significant impact) [Reference 1] Sourced14 CFR Part 135 (certification), exemption or waiver (BVLOS), Part 107 sections 107.31 and 107.51 [References 1, 11, 12] SourcedAn environmental assessment reviews environmental effects; it is not proof of aircraft safety (commentary). The scope of an authorisation is per site, aircraft and period
NoiseSEL and Lmax (tests), DNL (daily average) [References 2, 3] SourcedFAA “Measuring Drone Noise for Environmental Review Process” (October 2023, cited in Wing’s document; guidance text not read) and FAA Order 1050.1F (environment) [Reference 3] SourcedSEL is per event, DNL a daily average with +10 dB at night. Do not compare values in different units
Weather toleranceCompanies’ qualitative statements (wind, rain) [References 4, 8, 9] SourcedNot confirmed (no standard for delivery-drone weather performance was found)No numerical limits published. Operating decisions are the company’s
International operating standardNot confirmedISO 21384-3 “Operational procedures” (UAS; current edition not confirmed) / ASTM standards were not consultedAn international standard is voluntary; legal force depends on national rules (commentary)

The arrangement of the table is Our calculation (organisation). Names and status were checked on official pages (checked 25 October 2026).

Reading notes (for materials engineers)

  • Read the scope of an “approval”: the conclusion of an environmental assessment is that the operation has no significant environmental impact, not a guarantee of aircraft safety. Authorisations are per site, aircraft and period.
  • Separate plans from results: “up to 400 a day” in a filing is not an achieved value; the filing says rollout starts with five sites at 20 flights a day.
  • A company’s “quiet” or “fast” is a claim: check the measuring conditions (altitude, distance, payload, method) and whether anyone independent verified it.

8. Glossary

Part 135
US rules for small commercial air carriers; drone delivery operators are certified under it.
Part 107
US rules for small unmanned aircraft (under 55 lb); visual line of sight by default.
Exemption / waiver
Permission to depart from part of a rule, under conditions.
BVLOS
Beyond visual line of sight.
Environmental assessment (EA)
A US document assessing environmental effects; the FAA prepares one per delivery proposal.
FONSI
Finding of no significant impact.
OpSpecs
Operations specifications: the document setting an operator’s approved operations.
Dock / nest
The place where an aircraft takes off, lands, charges and waits.
Hover
Staying still in the air.
Payload
The mass of cargo carried.
AGL
Height above ground level.
dBA
A-weighted decibels: sound level weighted to human hearing.
SEL
Sound exposure level: one event’s sound energy expressed over one second.
Lmax
Maximum sound level during the period.
DNL
Day-night average sound level; night noise is weighted by adding 10 dB.
RPIC
Remote pilot in command.
Deconfliction
Arranging flight paths so aircraft do not conflict.
Winch line
A retractable line used to lower a package from the air.

9. References (primary sources)

  1. FAA Package Delivery by Drone (Part 135) (certification, BVLOS exemption or waiver, under 400 ft, more than 20 environmental assessments) — www.faa.gov/uas/advanced_operations/package_delivery_drone
  2. FAA Final Environmental Assessment for Zipline International Inc. Proposed Drone Package Delivery Operations in Dallas-Fort Worth, Texas (December 2025) — www.faa.gov/uas/advanced_operations/nepa_and_drones/20251223_Zipline_Final_DFW_EA_508_signed.pd
  3. FAA Final Supplemental Environmental Assessment for Wing Aviation, LLC, Proposed Drone Package Delivery Operations in Dallas-Fort Worth, Texas (April 2025) — www.faa.gov/uas/advanced_operations/nepa_and_drones/20250421_Wing_DFW_Final_SEA_Combined.pdf
  4. Zipline (company) Zipline Fact Sheet (platform 1 and platform 2; company-stated; page dated July 2023 but includes 2025 content) — www.zipline.com/about/zipline-fact-sheet
  5. Zipline (company) Zipline Surpasses 2 Million Deliveries (21 January 2026; company press release) — www.zipline.com/newsroom/zipline-surpasses-2-million-deliveries-raises-more-than-600m-to-power-
  6. Zipline (company) Zipline’s Never-Ending Quest to Make Quiet Deliveries Even Quieter (25 March 2026; company blog) — www.zipline.com/newsroom/zipline-s-never-ending-quest-to-make-quiet-deliveries-even-quieter
  7. Wing (company) Wing Drone Delivery home page (1M+ commercial deliveries; fastest delivery 2 min 47 s; company display, checked 25 October 2026) — wing.com
  8. Wing (company) How Wing’s Drone Delivery Technology Works (separate lift and cruise motors; windy days and moderate rain; up to 60 mph and 12 miles round trip; company-stated) — wing.com/technology
  9. Amazon (company) Inside Amazon’s first UK drone delivery site for Prime Air (MK30 carries up to 5 lb; light rain; unsafe weather removes the option; company statement) — www.aboutamazon.com/news/transportation/amazon-drone-prime-air-uk
  10. US eCFR 14 CFR 107.3 Definitions (small unmanned aircraft: under 55 pounds on takeoff including everything on board) — www.ecfr.gov/current/title-14/part-107/section-107.3
  11. US eCFR 14 CFR 107.51 Operating limitations for small unmanned aircraft (groundspeed, 400 ft, visibility of 3 statute miles) — www.ecfr.gov/current/title-14/part-107/section-107.51
  12. US eCFR 14 CFR 107.31 Visual line of sight aircraft operation — www.ecfr.gov/current/title-14/part-107/section-107.31

10. Claim-to-source audit

Claim in the textBasisType
Package delivery drones use the Part 135 certification process and obtain an exemption or waiver for BVLOS; flights stay under 400 ft; FAA completed more than 20 environmental assessments, each ending in a finding of no significant impactFAA page
Reference 1 https://www.faa.gov/uas/advanced_operations/package_delivery_drone
Sourced
Zipline P2 Zip: multi-rotor with five propellers, under 63 lb with maximum payload 8 lb, wingspan about 7.8 ftFAA environmental assessment (company’s description)
Reference 2 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20251223_Zipline_Final_DFW_EA_508_signed.pdf
Sourced
Zip operations: 330 ft, 47 mph, about 75 s of hover per delivery, pod lowered on a lineFAA environmental assessment
Reference 2 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20251223_Zipline_Final_DFW_EA_508_signed.pdf
Sourced
Zipline plan (application): up to 75 sites and 500 docks, up to 400 a day per site, 10-mile radius, starting with five sites at 20 flights a dayFAA environmental assessment (a company plan, not achieved)
Reference 2 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20251223_Zipline_Final_DFW_EA_508_signed.pdf
Sourced
Per the FAA document, a Zip that leaves its operating area terminates the flight automatically and returns to a dock or uses hover or parachute landingFAA environmental assessment
Reference 2 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20251223_Zipline_Final_DFW_EA_508_signed.pdf
Sourced
Wing Hummingbird 7000W-B: 16 propellers, under 15 lb with 2.7 lb payload, wingspan about 4.9 ft; 8000-A: 12 propellers, under 25 lb, payload 5 lb (main text)FAA supplemental environmental assessment
Reference 3 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20250421_Wing_DFW_Final_SEA_Combined.pdf
Sourced
For the 8000-A the appendix of the same document gives 6.6 lb payload (24.3 lb total)Appendix of the FAA supplemental assessment
Reference 3 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20250421_Wing_DFW_Final_SEA_Combined.pdf
Sourced
Wing operations: 150-300 ft; hover at 23 ft at the delivery point; typical speed 59 mph; currently up to 400 a day from 25 nestsFAA supplemental assessment
Reference 3 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20250421_Wing_DFW_Final_SEA_Combined.pdf
Sourced
Wing 7000W-B noise tests (April 2024): cruise at 100 ft with package SEL 59.2 dBA, without 55.5 dBA, one delivery 83.4 dBATechnical noise report in the FAA document
Reference 3 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20250421_Wing_DFW_Final_SEA_Combined.pdf
Sourced
P2 Zip in-flight noise at 330 ft is 69.1 dBA SEL; a point exposed to 800 flights (400 round trips) stays at or below DNL 50.3 dBA (prediction)FAA environmental assessment (prediction based on company information)
Reference 2 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20251223_Zipline_Final_DFW_EA_508_signed.pdf
Sourced
A 3.7 dB difference is about 2.3 times in sound energyOur calculation (10^0.37)Our calculation
Payload share lower bounds: Zip 8/63 = about 13%; 8000-A 5/25 = 20%; 7000W-B 2.7/15 = 18%Our calculation (illustrative, using the stated upper bounds)Our calculation
Zip: a round trip to the edge of a 10-mile radius takes about 25.5 min of cruise at 47 mph (hover excluded); Wing: a 12-mile round trip at 59 mph takes about 12 minOur calculationOur calculation
Zipline P2: 8 lb payload, 10-mile radius (24 miles one way), 70 mph cruise (company-stated); the FAA assessment gives a typical 47 mphZipline fact sheet (company-stated) and FAA environmental assessment
Reference 4 https://www.zipline.com/about/zipline-fact-sheet
Reference 2 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20251223_Zipline_Final_DFW_EA_508_signed.pdf
Sourced
Zipline passed 2 million commercial deliveries (company release of 21 January 2026); median flight time 3 minutes (company)Company press release
Reference 5 https://www.zipline.com/newsroom/zipline-surpasses-2-million-deliveries-raises-more-than-600m-to-power-next-phase-of-growth-and-expands-operations-to-houston-and-phoenix
Sourced
Wing displays 1M+ commercial deliveries and a fastest delivery of 2 min 47 s on its websiteCompany website
Reference 7 https://wing.com
Sourced
Zipline takes off and lands on five propellers and aims to spend more flight in fixed-wing mode; typical altitude at least 300 ftCompany blog
Reference 6 https://www.zipline.com/newsroom/zipline-s-never-ending-quest-to-make-quiet-deliveries-even-quieter
Sourced
Zipline’s “six times quieter than others” is a company claim; independent verification was not foundCompany blog (as a claim). Commentary: no independent verification found
Reference 6 https://www.zipline.com/newsroom/zipline-s-never-ending-quest-to-make-quiet-deliveries-even-quieter
Sourced
Wing uses separate lift and cruise motors, up to 60 mph and 12 miles round trip, and says it operates in windy days and moderate rain (company-stated)Company technology page
Reference 8 https://wing.com/technology
Sourced
Amazon MK30 carries up to 5 lb, flies in light rain, and the option is withdrawn in unsafe weather (UK)Company statement
Reference 9 https://www.aboutamazon.com/news/transportation/amazon-drone-prime-air-uk
Sourced
Part 107: small UA under 55 lb including cargo, 400 ft, flight visibility of 3 statute miles, visual line of sighteCFR
Reference 10 https://www.ecfr.gov/current/title-14/part-107/section-107.3
Reference 11 https://www.ecfr.gov/current/title-14/part-107/section-107.51
Reference 12 https://www.ecfr.gov/current/title-14/part-107/section-107.31
Sourced
The Wing document says tests followed the FAA guidance “Measuring Drone Noise for Environmental Review Process” (October 2023)Statement in the FAA document (the guidance itself was not read)
Reference 3 https://www.faa.gov/uas/advanced_operations/nepa_and_drones/20250421_Wing_DFW_Final_SEA_Combined.pdf
Sourced

Last updated: 25 October 2026 / Sources are limited to primary sources (the FAA, US eCFR and company web pages). Third-party verification of delivery counts, speed and quietness, specific weather limits, the materials the companies use, the latest status of authorisations, accident and incident statistics, the Japanese and European systems, and ASTM standards could not be confirmed and are therefore not stated. Investment-related information such as company valuations and funding is not discussed. This article does not rank companies or aircraft and is not legal advice. Weapons are not covered.

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