- Passengers
- 4 persons
- Range
- 160.9 km
- Cruise speed
- Not disclosed
- Piloting
- Piloted
- Price
- Not published

Joby S4 Pilot
By Joby Aviation · eVTOL air taxis
Robot 500: one of 2 ranked evtol air taxis (too few for positions) · score 55.9 · evidence grade B12 sourced values · 8 not disclosed (60% disclosed)Checked by our QA desk on 2026-10-10Official pageReport an error
Against other eVTOL aircraft
Where the published figures sit among the 12 eVTOL aircraft in our database. Only robots whose makers publish the same figure are counted.
| Figure | Joby S4 | Median | Range | Robots publishing it |
|---|---|---|---|---|
| Passengers | 4 persons | 4 persons1 persons – 5 persons · 12 robots | 1 persons – 5 persons | 12 |
| Range | 241.4 km | 160.95 km16.1 km – 622.3 km · 10 robots | 16.1 km – 622.3 km | 10 |
| Top speed | 322 km/h | 185.7 km/h100 km/h – 322 km/h · 6 robots | 100 km/h – 322 km/h | 6 |
| Max take-off weight | 2,400 kg | 1,200 kg620 kg – 2,400 kg · 6 robots | 620 kg – 2,400 kg | 6 |
Joby Aviation publishes 12 of the 20 figures we track for the Joby S4 (60%). The median across the 12 eVTOL aircraft in our database is 65%, so it discloses more than 3 of them. Not published by the maker: cruise speed.
Background reading: eVTOL air taxis in 2026.
Prices and where to buy
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Joby Aviation hasn't published a price. Enquiries go through the maker's sales team.
Prices change often; the maker's page is authoritative. Amazon prices are shown only through Amazon's own links.
Full specifications
Every value shows its confidence: Manufacturer stated by the maker · Verified independently confirmed · Estimate our calculation from official figures · Reported credible media, retailer or trade-show report, not confirmed by the maker · ⚠ Unconfirmed leak, rumour or single source — treat with caution · Not disclosed not published. Every value, whatever its confidence, links to its source. How we source specs.
| Announced | Not disclosedNot disclosed |
|---|---|
| Status |
| Dimensions | Not disclosedNot disclosed |
|---|---|
| Weight | Not disclosedNot disclosed |
| Passengers | |
|---|---|
| Range | |
| Cruise speed | Not disclosedNot disclosed |
| Top speed | |
| Max take-off weight | |
| Payload | 453.6 kg (1,000 lb)⚠ UnconfirmedSource: sec.gov (2026-10-10)Conditions: Design target (not a certified figure), stated as an alternative to a pilot plus up to four passengers; Joby FY2025 Form 10-K, Item 1 OverviewMaker's figure is an "up to" value. |
| Piloting | |
| Propulsion | |
| Certification | Pursuing FAA Type Certification; first FAA-conforming aircraft for Type Inspection Authorization (TIA) 'set to fly shortly' (9 Mar 2026)ManufacturerSource: ir.jobyaviation.com (2026-09-29) |
| Flight time | Not disclosedNot disclosed |
| Battery | Not disclosedNot disclosed |
|---|
| Certifications | Not disclosedNot disclosed |
|---|
Cite: RankedRobot, https://rankedrobot.com/robots/joby-s4/ (checked 2026-10-10) · Open data · Robot 500: one of 2 ranked evtol air taxis (too few for positions), grade B
Viewer rating
Visitors' opinions · not part of the Robot 500One rating per visitor per robot; you can change it later. An average appears from 5 ratings. These are unverified opinions of visitors and are never used in our Robot 500 ranking, which is based only on sourced evidence. Viewers' choice · How viewer ratings work
Compare with
- Passengers
- 5 persons
- Range
- 200 km
- Cruise speed
- Not disclosed
- Piloting
- Not disclosed
- Price
- Not published
- Passengers
- 5 persons
- Range
- 622.3 km
- Cruise speed
- Not disclosed
- Piloting
- Piloted
- Price
- Not published
- Passengers
- 2 persons
- Range
- 30 km
- Cruise speed
- 100 km/h
- Piloting
- Autonomous
- Price
- Not published
Spotted an error? Email corrections@rankedrobot.com — every correction is published in our corrections log.