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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Apollo vs Dropbear

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Apollo is 7 cm shorter (173 vs 180 cm) and 28 kg heavier (73 vs 45 kg) than Dropbear. Apollo has 20 kg more rated payload (25 vs 5 kg) than Dropbear. Dropbear lists at $9,999; Apollo is not for sale. Openness score: Apollo 20, Dropbear 100 (of 100); only Dropbear publishes CAD, BOM, FW, SW and POL. Availability: Apollo not for sale, Dropbear preorder.

Side-by-side specifications. Rows marked with a square differ.
FieldApptronikApptronik ApolloHyperspawn RoboticsHyperspawn DropbearΔ first − second
Identity
Maker (differs)ApptronikHyperspawn Robotics
ClassHumanoidHumanoid
StatusActiveActive
Availability (differs)Not for salePreorder
Country (differs)United StatesIndia
Year20232023
Specifications
Height (differs)173cm180cm−7 cm (-4%)
Mass (differs)73kg45kg+28 kg (+62%)
Degrees of freedom—unsourced32
Payload (differs)25kg5kg+20 kg (+400%)
Top speed—unsourced—unsourced
Runtime (differs)240min120min+120 min (+100%)
Battery capacity—unsourced960Wh
Price (differs)Not for sale9,999USD
Actuators (differs)ElectricMyActuator 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.
Compute—unsourcedNVIDIA 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.
Sensors—unsourcedIntel 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)
Openness and provenance
Openness bar20100
Openness score (differs)20/ 100100/ 100−80
CAD (25) (differs)not publicpublic
Bill of materials (20) (differs)not publicpublic
Sim model (URDF/MJCF) (20)publicpublic
Firmware (15) (differs)not publicpublic
Software (10) (differs)not publicpublic
Trained policies (10) (differs)not publicpublic
Verification levelL2L2
Sources (differs)416
Last checked (differs)2026-09-242026-09-25
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Best-documented pairs

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