humanoidrobots.systems

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Pick two to four robots. Every pair also has its own permanent page, 1,326 in total, generated from the same records.

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02

Dropbear vs Unitree G1

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Dropbear is 48 cm taller (180 vs 132 cm) and 10 kg heavier (45 vs 35 kg) than Unitree G1. Dropbear has 9 more degrees of freedom (32 vs 23) and 3 kg more rated payload (5 vs 2 kg) than Unitree G1. Listed prices: Dropbear $9,999, Unitree G1 $13,500. Openness score: Dropbear 100, Unitree G1 40 (of 100); only Dropbear publishes CAD, BOM and FW. Availability: Dropbear preorder, Unitree G1 buy.

Side-by-side specifications. Rows marked with a square differ.
FieldHyperspawn RoboticsHyperspawn DropbearUnitree RoboticsUnitree G1Δ first − second
Identity
Maker (differs)Hyperspawn RoboticsUnitree Robotics
ClassHumanoidHumanoid
StatusActiveActive
Availability (differs)PreorderBuy
Country (differs)IndiaChina
Year (differs)20232024
Specifications
Height (differs)180cm132cm+48 cm (+36%)
Mass (differs)45kg35kg+10 kg (+29%)
Degrees of freedom (differs)3223+9 (+39%)
Payload (differs)5kg2kg+3 kg (+150%)
Top speed—unsourced—unsourced
Runtime120min120min=
Battery capacity960Wh—unsourced
Price (differs)9,999USD13,500USD−3,501 USD (-26%)
Actuators (differs)MyActuator RMD-X10, RMD-X8, RMD-X6 and CEM-60 over 1 Mbit/s CAN (18 per the 2026 BOM; myactuator-can lists 12 RMD-X8 Pro, 4 RMD-X10 V3, 6 CEM-60); 6 NEMA 17 lead-screw steppers in the Stewart-platform neck. hyperspawn.ai: servo + QDD.Unitree in-house electric joint motors
Compute (differs)NVIDIA Jetson AGX Orin 64GB (BOM; Orin NX 16GB alternative) plus one ESP32-DevKitC-V4 CAN node per limb. Kit: Raspberry Pi 5 base, Jetson Orin advanced.8-core CPU; optional Jetson Orin module (EDU)
Sensors (differs)Intel RealSense D455f depth camera, IMU (center-IMU controller role), foot load cells (4x HX711 per foot, dropbear-feet), actuator encoders; five AS5600 magnetic angle sensors per leg controller (observation-safe firmware)Depth camera, 3D LiDAR, 4-mic array
Openness and provenance
Openness bar10040
Openness score (differs)100/ 10040/ 100+60
CAD (25) (differs)publicnot public
Bill of materials (20) (differs)publicnot public
Sim model (URDF/MJCF) (20)publicpublic
Firmware (15) (differs)publicnot public
Software (10)publicpublic
Trained policies (10)publicpublic
Verification levelL2L2
Sources (differs)162
Last checked (differs)2026-09-252026-09-24
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Best-documented pairs

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