Shanghai Kepler Robotics Co., Ltd. Forerunner K2 vs XPeng Iron

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Dataset date: 2026-11-03

175 cmhuman

175 cm³Shanghai Kepler Robotics Co., Ltd. Forerunner K2

178 cm⁴XPeng Iron

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	XPeng Iron	Difference
Height (cm)	175 cm³ Not reviewed The cited source has not been reviewed for this specific claim.	178 cm⁴ Not reviewed The cited source has not been reviewed for this specific claim.	+3 cm
Weight (kg)	75 kg⁵ Not reviewed The cited source has not been reviewed for this specific claim.	70 kg⁶ Not reviewed The cited source has not been reviewed for this specific claim.	-5 kg
Degrees of freedom	52⁷ 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	60⁸ Needs review The reviewed source does not provide enough evidence for this specific claim. Reason The reviewed source did not establish both the exact recorded value and the concrete robot variant for this specification. Checked 2026-09-27 Review method Text review Media type Article Publisher relation Independent source	+8 DoF
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.	no sourced value	unknown on one side
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.	no sourced value	unknown on one side
Latest price	248,000Bumblebee base pre-sale configuration · CNY · 2025-08-01¹¹ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Announced	2024-10-21¹² Not reviewed The cited source has not been reviewed for this specific claim.	2024-11-06¹³ Not reviewed The cited source has not been reviewed for this specific claim.	+1 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	XPeng Iron
Continuous operation (1h+)	?¹⁴ 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
stands 178 cm tall (accessed 2026-09-20) — source
75 kg (165 lbs) (accessed 2026-09-20) — source
weighs 70 kg (accessed 2026-09-20) — source
52 total; hands feature up to 11 DOF per hand (active and passive) (accessed 2026-09-20) — source
has over 60 joints (accessed 2026-09-27) — 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
Pre-sales launched with three configurations starting at ¥248,000 (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
Xpeng unveiled Iron, a humanoid robot that stands 178 cm tall and weighs 70 kg, close to a real person. (accessed 2026-09-20) — source
1-hour charge, 8-hour operation (accessed 2026-09-20) — source

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

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