COMPARISON MATRIX4PLATFORMS SELECTED
COMPARE — SIDE BY SIDE

Comparison matrix

Units
View
Robots ×4
Walker S1WALKER S1
UBTECH Robotics
PhoenixPHOENIX
Sanctuary AI · CA
Unitree Robotics · CN
AmecaAMECA
Engineered Arts · UK
① Commercial — maturity · obtainability
Commercial statusUNKNOWNPROTOTYPECOMMERCIALCOMMERCIAL
PriceNo confirmed pricingUNKNOWNNo confirmed pricingUNKNOWN$13,500PUBLICPrice on requestQUOTE_ONLY
PurchaseLIMITEDON_REQUEST
RentalAVAILABLE
② Physical
Height (cm)172 cm170 cm132 cm187 cm
Weight (kg)76 kg70 kg35 kgUNKNOWN
Payload (kg)15 kg25 kg2 kgUNKNOWN
Walk speed (m/s)UNKNOWN1.11 m/sUNKNOWNUNKNOWN
Runtime (min)UNKNOWN480 min120 minUNKNOWN
MobilityBIPEDALBIPEDALBIPEDALSTATIONARY
③ Manipulation · intelligence · developer
Hand typeUNKNOWNUNKNOWNfixed non-dexterous hands (non-articulating; cannot grasp)UNKNOWN
Hand DOFUNKNOWN200UNKNOWN
ManipulationYESYESNOUNKNOWN
AutonomySUPERVISED_AUTONOMYTELEOPERATEDTELEOPERATEDASSISTED
VisionUNKNOWNUNKNOWNYESYES
Language UIUNKNOWNUNKNOWNYESYES
SDKUNKNOWNUNKNOWNNOUNKNOWN
ROS supportUNKNOWNUNKNOWNYESUNKNOWN
Developer editionUNKNOWNUNKNOWNNOUNKNOWN
④ Deployment — evidence
DeploymentsUNKNOWNUNKNOWNUNKNOWNUNKNOWN
Evidence confidenceUNKNOWNUNKNOWNVERIFIEDHIGH
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).