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FourierChina2025

N1

  • 20–40 kg44–88 lb
  • Research and development

Key figures as stated by the manufacturer

3 of 6 stated · 3 gaps
  • Weight ⁠A 38kg83.8lbOur conversion from 38 kg. The manufacturer does not state an imperial figure itself, so the conversion has no source of its own.
  • Payload, walking not stated
  • Runtime ⁠A more than 120minWarning: load condition not stated
  • Max speed ⁠A 12.6km/h7.83mphOur conversion from 12.6 km/h. The manufacturer does not state an imperial figure itself, so the conversion has no source of its own.
  • AI model not stated
  • Indicative price not stated
How to read the figures
14kgA30.9lbA
The letter in the grey square after a figure points to the source the figure came from. Robots with several sources carry several letters.
Payload, walking
A stroke before a field name means the figure carries a caveat that affects how it compares with other robots. The caveat is printed with the figure.
74.5lb
Imperial figures are our own conversion unless the manufacturer states an imperial figure itself. The source letter always belongs to the metric figure — a conversion has no source of its own.
Deviations and variants in the key figures (3)

Weight

Note From the headline figures on the N1 page.

Runtime

Caveat The page says "over 2 hours of continuous runtime per charge" and gives no load or task condition.

Max speed

Note From the headline figures, labelled "Max. Speed".

Fourier N1, black bipedal humanoid robot, product image

Product image from a reseller's page (robotopian.com), not the manufacturer's own site; taken from the curated list of Chinese humanoid cutouts.

Intended use, per the manufacturer

The manufacturer’s words

As the first open-source humanoid robot, developed by Fourier, N1 is purpose-built for cutting-edge embodied Al research.

Source: fftai.com · Retrieved

This category is not our assessment.

Full specifications

7 of 33 fields stated
The letter points to the source at the foot of the page. Fields without a figure are dashed: the manufacturer does not state them — that is not the same as zero, and not the same as no.
Field Value Source and caveats
Physical
Weight38kg83.8lbOur conversion from 38 kg. The manufacturer does not state an imperial figure itself, so the conversion has no source of its own.

Note From the headline figures on the N1 page. ⁠A

Lengthnot stated
Widthnot stated
Height130cm51.2inOur conversion from 130 cm. The manufacturer does not state an imperial figure itself, so the conversion has no source of its own.

Note From the headline figures on the N1 page. ⁠A

Degrees of freedom23DoF

Note From the headline figures on the N1 page; no split by limb is given there. ⁠A

Payload, walkingnot stated
Payload, standingnot stated
Max speed12.6km/h7.83mphOur conversion from 12.6 km/h. The manufacturer does not state an imperial figure itself, so the conversion has no source of its own.

Note From the headline figures, labelled "Max. Speed". ⁠A

Max slope15–20°

Note The page says N1 "can handle 15-20° slopes". ⁠A

Single obstaclenot stated
Stair step, continuous20cm7.87inOur conversion from 20 cm. The manufacturer does not state an imperial figure itself, so the conversion has no source of its own.

Note The page says N1 can "climb 20cm stairs" and gives no number of steps. ⁠A

IP ratingnot stated
Operating temperature, lownot stated
Operating temperature, highnot stated
Power
Batterynot stated
Runtimemore than 120minWarning: load condition not stated

Caveat The page says "over 2 hours of continuous runtime per charge" and gives no load or task condition. ⁠A

Hot-swap batterynot stated
Charge timenot stated
Docking stationnot stated
Sensing and autonomy
LiDARnot stated
Camerasnot stated
Onboard computenot stated
ROS 2not stated
SDK languagesnot stated
Autonomy levelnot stated
Payload and expansion
Mounting interfacenot stated
Power outnot stated
Data portsnot stated
Commercial
Indicative pricenot stated
EU
CE statednot stated

Records only what the manufacturer states regarding CE marking.

FCC statednot stated
UL statednot stated
CCC statednot stated

Notes

  • Fourier presents N1 as its first open-source humanoid robot: a hardware resource package with design schematics, BOM, assembly manuals and basic operating software code is offered for download.
  • Fourier also names single-leg balancing and ground push-ups among the movements N1 can perform.
  • Yicai Global reported on 14 April 2025 that Fourier had debuted its first open-source humanoid robot, the N1.

The manufacturer’s own page

The manufacturer’s original product page for this model.

Open the manufacturer’s page for N1

https://www.fftai.com/ecosystem/n1

See every model from Fourier

Sources

One line per source, not per figure: a source has one retrieval date. The letter beside a figure points to the line it came from.