Shanghai Kepler Robotics Co., Ltd. Forerunner K2 vs Tesla, Inc. Optimus

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Dataset date: 2026-11-03

175 cmhuman

175 cm³Shanghai Kepler Robotics Co., Ltd. Forerunner K2

173 cm⁵Tesla, Inc. Optimus

Height to scale. Width is schematic, derived from weight; not a measured body width.

claimed → demonstrated
demonstrated
first delivery recorded

Evidence sheet

Only differences Showing all 20 rows

Evidence sheet, scrolls horizontally below 900px
Property	Shanghai Kepler Robotics Co., Ltd. Forerunner K2	Tesla, Inc. Optimus	Difference
Height (cm)	175 cm³ Not reviewed The cited source has not been reviewed for this specific claim.	173 cm⁵ Not reviewed The cited source has not been reviewed for this specific claim.	-2 cm
Weight (kg)	75 kg⁶ Not reviewed The cited source has not been reviewed for this specific claim.	57 kg⁷ Not reviewed The cited source has not been reviewed for this specific claim.	-18 kg
Degrees of freedom	52⁸ Source unavailable The cited source could not be accessed during review. Reason The per-host request budget was reached during the review, so the source content and claim could not be re-established. Checked 2026-09-27 Review method Text review Media type Article Publisher relation Independent source	no sourced value	unknown on one side
Walking speed (km/h)	no sourced value	no sourced value	no sourced value
Payload (kg)	30 kg¹ Not reviewed The cited source has not been reviewed for this specific claim.	20 kg⁴ Not reviewed The cited source has not been reviewed for this specific claim.	-10 kg
Battery runtime (min)	480 min² Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Hands	no sourced value	no sourced value	no sourced value
Actuator torque (Nm)	no sourced value	no sourced value	no sourced value
Battery (Wh)	no sourced value	no sourced value	no sourced value
Battery swappable	no sourced value	no sourced value	no sourced value
Locomotion	bipedal⁹ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
SDK / ROS	no sourced value	no sourced value	no sourced value
Simulation	No simulation artifact confirmed in targeted search This records a searched-but-not-confirmed result. It does not mean simulation support is unavailable. Search checked 2026-09-27 Search result Targeted searches found no confirmed model for this record; does not mean unavailable. Searched source 1	No simulation artifact confirmed in targeted search This records a searched-but-not-confirmed result. It does not mean simulation support is unavailable. Search checked 2026-09-27 Search result Targeted searches found no confirmed model for this record; does not mean unavailable. Searched source 1	—
Actuator architecture	No actuator architecture confirmed in targeted search This records a searched-but-not-confirmed result. It does not mean a particular architecture is absent. Search checked 2026-09-27 Search result Targeted actuator searches did not confirm an exact-variant architecture claim for this record; this does not mean none exists. Searched source 1	No actuator architecture confirmed in targeted search This records a searched-but-not-confirmed result. It does not mean a particular architecture is absent. Search checked 2026-09-27 Search result Targeted actuator searches did not confirm an exact-variant architecture claim for this record; this does not mean none exists. Searched source 1	—
Warranty (shortest–longest)	no sourced value	no sourced value	no sourced value
Order type	preorder¹⁰ Not reviewed The cited source has not been reviewed for this specific claim.	not for sale¹¹ Not reviewed The cited source has not been reviewed for this specific claim.	—
Latest price	248,000Bumblebee base pre-sale configuration · CNY · 2025-08-01¹² Not reviewed The cited source has not been reviewed for this specific claim.	30,000estimate, not yet for sale · USD · 2026-04-22¹³ Not reviewed The cited source has not been reviewed for this specific claim.	—
Announced	2024-10-21¹⁴ Not reviewed The cited source has not been reviewed for this specific claim.	2021-08-19¹⁵ Not reviewed The cited source has not been reviewed for this specific claim.	-38 mo
Recorded first customer delivery	no sourced value	no sourced value	no sourced value
Recorded delivery status	Recorded demonstrated	Recorded demonstrated	—

Capabilities

Capabilities table
Capability	Shanghai Kepler Robotics Co., Ltd. Forerunner K2	Tesla, Inc. Optimus
Pick and place	—	?¹⁶ Needs review The reviewed source does not provide enough evidence for this specific claim. Reason The text source was reviewed, but no video segment was watched; the existing capability status and autonomy classification for the exact recorded robot variant were not fully verified. Checked 2026-09-27 Review method Text review Media type Article Publisher relation Independent source
Teleoperation shown	—	T¹⁷ Needs review The reviewed source does not provide enough evidence for this specific claim. Reason The text source was reviewed, but no video segment was watched; the existing capability status and autonomy classification for the exact recorded robot variant were not fully verified. Checked 2026-09-27 Review method Text review Media type Article Publisher relation Independent source
Continuous operation (1h+)	?¹⁸ Source unavailable The cited source could not be accessed during review. Reason The per-host request budget was reached during the review, so the source content and claim could not be re-established. Checked 2026-09-27 Review method Text review Media type Article Publisher relation Independent source	—

Notes

30 kg (66 lbs) (accessed 2026-09-20) — source
1-hour charge, 8-hour operation (accessed 2026-09-20) — source
175 cm (5 ft 9 in) (accessed 2026-09-20) — source
Carrying capacity: 45 lb (20 kg) (accessed 2026-09-20) — source
Height: 5 ft 8 in (173 cm) (accessed 2026-09-20) — source
75 kg (165 lbs) (accessed 2026-09-20) — source
Weight: 125 lb (57 kg) (accessed 2026-09-20) — source
52 total; hands feature up to 11 DOF per hand (active and passive) (accessed 2026-09-20) — source
improved gait planning and control algorithms have enhanced K2's stability against external disturbances and its walking speed (accessed 2026-09-21) — source
World's first commercially available planetary roller screw-driven humanoid robot (accessed 2026-09-21) — source
he estimated that the robot would be available for purchase at around US$30,000 (accessed 2026-09-21) — source
Pre-sales launched with three configurations starting at ¥248,000 (accessed 2026-09-20) — source
April 22, 2026 (Q1 Earnings Call): Musk estimated the robot would be "available for purchase at around US$30,000." (accessed 2026-09-20) — source
The Forerunner K2 represents the Gen 5.0 robot model, showcasing a seamless integration of the humanoid robot's cerebral, cerebellar, and high-load body functions. (accessed 2026-09-20) — source
August 19, 2021, at Tesla's AI Day event (accessed 2026-09-20) — source
Totally worthy to celebrate low latency remote control, but totally dishonest to demo these as autonomous robots—call it the parlor trick it is. (accessed 2026-09-27) — source
Today I'm assisted by a human. I'm not yet fully autonomous (accessed 2026-09-27) — source
1-hour charge, 8-hour operation (accessed 2026-09-20) — source

Cite this comparison: https://humanoidrecord.com/compare/kepler-k2-vs-tesla-optimus/ (data snapshot 2026-11-03)

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