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Compare 2 to 4 robots. Every cell shows its source and its date.

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Select 2 to 4 robots. The comparison covers the versions named explicitly.

Different measurement conditions: the values cannot be compared.

Comparison of 4 robots

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Every cell shows its value, its level of evidence, its date and its source.
Criterion
Nybble
SpotMini
RBQ-10
Unitree A2
FormQuadrupedQuadrupedQuadrupedQuadruped
UseToy and educationalResearch and developmentProfessionalProfessional
Manufacturer suggested price299 USDClaimedClaimed by the manufacturer. Petoi (pages produit officielles), accessed 2 October 2026. Original text: “$299.00 USD”Not disclosedNot disclosedNot disclosed
HeightNot disclosedNot disclosed62 cmOriginal: 98 × 43 × 62 cm (L × W × H)ClaimedClaimed by the manufacturer. Rainbow Robotics (pages produit officielles), accessed 2 October 2026. Original text: “98 × 43 × 62 cm (L × W × H)”Not disclosed
Weight320 gOriginal: 320g(11.2oz)ClaimedClaimed by the manufacturer. Petoi (pages produit officielles), accessed 2 October 2026. Original text: “Weight 320g(11.2oz)”25 kgOriginal: 25 kgClaimedClaimed by the manufacturer. Boston Dynamics (pages produit officielles), accessed 28 September 2026. Original text: “It weighs 25 kg (30 kg if you include the arm).”42 kgOriginal: 42 kgClaimedClaimed by the manufacturer. Rainbow Robotics (pages produit officielles), accessed 2 October 2026. Original text: “무게 42 kg”42 kgOriginal: About 42kgClaimedClaimed by the manufacturer. Unitree Robotics (pages produit officielles), accessed 30 September 2026. Original text: “Weight (with battery)About 42kg”
Maximum speedDifferent measurement conditions: these values cannot be compared directly.Not disclosedNot disclosed3.89 m/sOriginal: 주행 모드 시 최대 14 km/hClaimedClaimed by the manufacturer. Rainbow Robotics (pages produit officielles), accessed 2 October 2026. Original text: “주행 모드 시 최대 14 km/h”5 m/sOriginal: Up to ~5 m/sClaimedClaimed by the manufacturer. Unitree Robotics (pages produit officielles), accessed 30 September 2026. Original text: “0–3.7 m/s (Up to ~5 m/s)”
Degrees of freedomDifferent measurement conditions: these values cannot be compared directly.11 countOriginal: Number of joints 11ClaimedClaimed by the manufacturer. Petoi (pages produit officielles), accessed 2 October 2026. Original text: “Number of joints 11”Not disclosedNot disclosed12 countOriginal: 12ClaimedClaimed by the manufacturer. Unitree Robotics (pages produit officielles), accessed 28 September 2026. Original text: “Degrees of Freedom (Joint Motors)12”
PayloadDifferent measurement conditions: these values cannot be compared directly.Not disclosedNot disclosed15 kgOriginal: 최대 탑재 하중 15 kgClaimedClaimed by the manufacturer. Rainbow Robotics (pages produit officielles), accessed 2 October 2026. Original text: “최대 탑재 하중 15 kg”25 kgOriginal: About 25kgClaimedClaimed by the manufacturer. Unitree Robotics (pages produit officielles), accessed 30 September 2026. Original text: “Continuous Walking LoadAbout 25kg”
Climbs stairsNot disclosedNot disclosedYesClaimedClaimed by the manufacturer. Rainbow Robotics (pages produit officielles), accessed 2 October 2026. Original text: “험지, 경사, 계단 등 비정형 실외 환경에서의 안정적 이동”Not disclosed
Autonomous navigationNot disclosedNot disclosedYesClaimedClaimed by the manufacturer. Rainbow Robotics (pages produit officielles), accessed 2 October 2026. Original text: “실외 환경에서의 장애물 회피와 자율 이동을 지원합니다”Not disclosed
CameraNot disclosedYesClaimedClaimed by the manufacturer. Boston Dynamics (pages produit officielles), accessed 28 September 2026. Original text: “The sensor suite includes stereo cameras, depth cameras, an IMU, and position/force sensors in the limbs.”YesClaimedClaimed by the manufacturer. Rainbow Robotics (pages produit officielles), accessed 2 October 2026. Original text: “3D LiDAR와 Depth 카메라를 기반으로 주변 환경을 인식하고 이동 경로를 생성하며”YesClaimedClaimed by the manufacturer. Unitree Robotics (pages produit officielles), accessed 28 September 2026. Original text: “HD Camera × 1”
AvailabilitySold outClaimedClaimed by the manufacturer. Petoi (pages produit officielles), accessed 2 October 2026. Original text: “Sold out”Not disclosedNot disclosedNot disclosed
Claimed by the manufacturerReported by a news outletIndependent test observed or measuredNo: confirmed absence · Not disclosed: no source

The “estimated European price” is a Vuntum calculation, not an observed price. The formula is published on the methodology page.

Sourced comparisons

“X vs Y” pages exist only for two robots with the same use that have enough validated claims on the same criteria, measured the same way.

Education and programming

Home robot

Housework and upkeep

Humanoid

Mobile manipulator

Quadruped

Research and development

Robot arm

Wheeled