K3W 'Big Hornet'

A wheeled version of Kepler's humanoid: the yellow K-series head and torso and two arms sit on a lifting column over a four-wheel omnidirectional base

Price: —Not published
Height: —Not published
Weight: 120 kgHeavier than 88%
Payload: 30 kgCarries more than 89%
Speed: —Not published
Battery: 8 hRuns longer than 75%

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Why it matters

A prototype humanoid from Kepler Exploration Robotics.

Real-world use

No customers or deployments reported yet.

Timeline

First shown: 2026
Released: Not yet

Exhibited at the 2026 World Robot Conference expo in Beijing; year taken from the WRC exhibitor listing, no exact reveal date found

Maker

Kepler Exploration Robotics (Shanghai Kepler Robot Co.)Company · founded 2023 · Shanghai, China

Undisclosed recent round (The Robot Report, 2025).

How it stacks up

Against other humanoids that publish the figure. Pick a measure.

K3W 'Big Hornet' is heavier than 88% of the 277 other humanoids that publish a weight. Bars show the 7 closest in date.

Weight 120 kg 1 kg320 kg #33 of 278 · heavier than 88%

Not published by the maker: height, speed, price.

What it has been shown doing

We checked public videos and press for K3W 'Big Hornet' and found no clear demo of the skills we track yet.

Public attention

How much public attention K3W 'Big Hornet' gets, from open data.

No Wikipedia article of its own yet
No recent press stories listed yet

Measures how much people read and write about a robot, not how good it is. Measured 2026-10-14; same method for every robot. How it is measured

What’s inside

The parts the company has talked about publicly.

Movement: Wheeled base · 43 joints
Actuators & motors: 43 DoF in total; in-house lifting column over a four-wheel-drive omnidirectional base.
Hands: Two arms with a combined 30 kg payload; Kepler claims millimetre-level manipulation accuracy using multimodal perception.
Battery & power: About 8 hours of work after a 1-hour charge.
Materials & build: About 120 kg.
Other details: Kepler says it handles slopes and obstacles well; aimed at industrial production, warehouse transfer, inspection and research/education.

Lineage

Every Kepler Exploration Robotics humanoid in order.

Made, sold and where

Unit counts are usually company figures; analysts often disagree.

Price: Not published
How to get one: No official buying page found
Where it is sold or used: Shanghai, China (Shanghai Kepler Robot Co.)

Side by side with its peers

Picked by the same rules for every humanoid: another maker’s robot that moves the same way, is at the same stage and does at least one of the same main jobs, first shown within two years. Closer size and price rank higher. How we choose

Full comparison

Measure	K3W 'Big Hornet'Kepler Exploration Robotics	GRWFourierSame jobs: logistics, industrial · Both on wheels · Both in development	REX G1RoboScienceSame jobs: logistics, industrial · Both on wheels · Both in development	No public photo yetWe only show photos we're allowed to useNexoGalaxea Dynamics (星海图)Same jobs: logistics, industrial · Both on wheels · Both in development
First shown	2026	2026-07-17	2026-08-17	2026-08-21
Status	Prototype	Prototype	Prototype	Prototype
Height	—	165 cm	170 cm	—
Weight	120 kg	160 kg	—	—
Joints	43	29	22	30
Speed	—	—	—	—
Payload	30 kg	16 kg	10 kg	20 kg
Battery	8 h	4 h	4 h	8 h
Price	—	—	—	—

Sources

Figures come from the maker. Every link below backs something on this page.

World Robot Conference 2026 Kepler K3W wheeled-chassis dual-arm humanoid robot (exhibitor product page)

Photos and logos only identify each robot and its maker. Simbeing is not affiliated with, sponsored by or endorsing any company, and nothing here is advertising. Figures are for statistics only and are not advice of any kind. Terms of use