COMPARISON MATRIX4PLATFORMS SELECTED
COMPARE — SIDE BY SIDE

Comparison matrix

Units
View
Robots ×4
GR-2GR 2
Fourier Intelligence
PhoenixPHOENIX
Sanctuary AI · CA
K2 ForerunnerK2 FORERUNNER
Kepler Robotics · CN
ApolloAPOLLO
Apptronik · US
① Commercial — maturity · obtainability
Commercial statusPROTOTYPEPROTOTYPEPROTOTYPEPILOT
PriceNo confirmed pricingUNKNOWNNo confirmed pricingUNKNOWNNo confirmed pricingUNKNOWNNo confirmed pricingUNKNOWN
② Physical
Height (cm)175 cm170 cm178 cm172.7 cm
Weight (kg)63 kg70 kg85 kg72.6 kg
Payload (kg)10 kg25 kg15 kg24.9 kg
Walk speed (m/s)1.39 m/s1.11 m/s1.11 m/sUNKNOWN
Runtime (min)120 min480 min180 min240 min
MobilityBIPEDALBIPEDALUNKNOWNBIPEDAL
③ Manipulation · intelligence · developer
Hand typeUNKNOWNUNKNOWNUNKNOWNUNKNOWN
Hand DOFUNKNOWN20UNKNOWNUNKNOWN
ManipulationUNKNOWNYESUNKNOWNYES
AutonomyUNKNOWNTELEOPERATEDUNKNOWNSUPERVISED_AUTONOMY
VisionUNKNOWNUNKNOWNUNKNOWNYES
Language UIUNKNOWNUNKNOWNUNKNOWNUNKNOWN
SDKYESUNKNOWNUNKNOWNUNKNOWN
ROS supportYESUNKNOWNUNKNOWNUNKNOWN
Developer editionUNKNOWNUNKNOWNUNKNOWNUNKNOWN
④ Deployment — evidence
DeploymentsUNKNOWNUNKNOWNUNKNOWN1
Evidence confidenceUNKNOWNUNKNOWNUNKNOWNHIGH
best-in-row (numeric metrics with a leader only)— = not applicable / no offer in this modeUNKNOWN = no data (never 0/false)QUOTE = price on request ≠ unknown

// Best-in-row identifies a metric-specific numeric leader only. It is not a robot ranking, recommendation, fit score, or purchase recommendation. Reference deltas are factual differences in canonical units, not verdicts. Matching / fit scoring is out of scope (WS6).