COMPARISON MATRIX4PLATFORMS SELECTED
COMPARE — SIDE BY SIDE

Comparison matrix

Units
View
Robots ×4
K2 ForerunnerK2 FORERUNNER
Kepler Robotics · CN
GR-2GR 2
Fourier Intelligence
Unitree Robotics · CN
K1 EducationalK1 EDUCATIONAL
Booster Robotics
① Commercial — maturity · obtainability
Commercial statusPROTOTYPEPROTOTYPECOMMERCIALCOMMERCIAL
PriceNo confirmed pricingUNKNOWNNo confirmed pricingUNKNOWN$13,500PUBLIC€15,399PUBLIC
PurchaseLIMITEDON_REQUEST
② Physical
Height (cm)178 cm175 cm132 cm95 cm
Weight (kg)85 kg63 kg35 kg19.5 kg
Payload (kg)15 kg10 kg2 kgUNKNOWN
Walk speed (m/s)1.11 m/s1.39 m/sUNKNOWN0.4 m/s
Runtime (min)180 min120 min120 min80 min
MobilityUNKNOWNBIPEDALBIPEDALBIPEDAL
③ Manipulation · intelligence · developer
Hand typeUNKNOWNUNKNOWNfixed non-dexterous hands (non-articulating; cannot grasp)UNKNOWN
Hand DOFUNKNOWNUNKNOWN0UNKNOWN
ManipulationUNKNOWNUNKNOWNNOUNKNOWN
AutonomyUNKNOWNUNKNOWNTELEOPERATEDUNKNOWN
VisionUNKNOWNUNKNOWNYESYES
Language UIUNKNOWNUNKNOWNYESYES
SDKUNKNOWNYESNOYES
ROS supportUNKNOWNYESYESYES
Developer editionUNKNOWNUNKNOWNNOUNKNOWN
④ Deployment — evidence
DeploymentsUNKNOWNUNKNOWNUNKNOWNUNKNOWN
Evidence confidenceUNKNOWNUNKNOWNVERIFIEDMEDIUM
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).