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Compare the uses, strengths and trade-offs that matter to you.
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Compare the uses, strengths and trade-offs that matter to you.
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| Compare by | UnitreeGo2 | UnitreeAs2 | SunFounderPiDog |
|---|---|---|---|
| The decision essentials | |||
| What it does · Different values | A compact quadruped robot platform with onboard 4D LiDAR, app connectivity and configurations ranging from consumer experimentation to secondary development. | Unitree As2 is a compact quadruped family offered in AIR, PRO, X and EDU configurations. All share a four-legged, 12-joint platform; sensors, protection, battery endurance and developer access differ by edition. This family overview does not assume the capabilities of the most equipped variant. | PiDog is a Raspberry Pi robot-dog kit for learning Python, motion control and sensor integration. Its metal frame carries twelve servos, a camera and several interaction sensors. This profile covers the CN0537D kit without a Raspberry Pi; the assembled manufacturer photo includes a demonstration computer. |
| Good fit for · Different values |
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| Key strengths · Different values |
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| Trade-offs to consider · Different values |
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| Capabilities & performance | |||
| Runtime (conditions not specified) · Different values | About 1–2 h standard; 2–4 h long-endurance configuration | Not disclosed | Not disclosed |
| Travel speed · Different values | Up to about 5 m/s on higher configurations, lab tested | Not disclosed | Not disclosed |
| Sensors · Different values | Unitree 4D LiDAR L2 + wide-angle camera | Not disclosed | Camera, ultrasound, touch, gyroscope and sound interaction |
| Standing Dimensions · Different values | Not disclosed | 720 × 378 × 457 mm | Not disclosed |
| Joints · Different values | Not disclosed | 12 | Not disclosed |
| Weight with battery · Different values | Not disclosed | Approximately 20 kg | Not disclosed |
| Joint motors · Different values | Not disclosed | 12 | Not disclosed |
| Actuators · Different values | Not disclosed | Not disclosed | 12 servos |
| Compatible computer · Different values | Not disclosed | Not disclosed | Raspberry Pi 5, 4, 3B+, 3B or Zero 2 W; not included |
| Programming · Different values | Not disclosed | Not disclosed | Python examples and camera-based OpenCV experiments |
| Configuration · Different values | Not disclosed | Not disclosed | CN0537D kit without Raspberry Pi; assembled demonstration photo |
| Size & deployment | |||
| Dimensions · Different values | 70 × 31 × 40 cm | 720 × 378 × 457 mm | Not disclosed |
| Weight · Different values | About 15 kg with battery | Not disclosed | Not disclosed |
| Budget, availability & sources | |||
| Exact edition · Different values | Unitree Go2 | As2 | PiDog |
| Price in USD · Different values | From USD 1,600 Price checked on Sep 18, 2026 · Price source | Contact manufacturer Price checked on Oct 5, 2026 · Price source | USD 179.99 Price checked on Oct 6, 2026 · Price source |
| Tax & purchase terms · Different values | excludes tax and shipping | Not disclosed | Not disclosed |
| Availability & support · Different values | Sold through Unitree channels; functions and connectivity differ by version and region. | Manufacturer lists AIR, PRO, X and EDU editions; request an exact-configuration quotation. | CN0537D listed available at USD 179.99; the manufacturer announces order dispatch after 8 October 2026 during its 1–7 October holiday. |
| Catalogue checked on · Different values | Sep 18, 2026 | Oct 5, 2026 | Oct 6, 2026 |
| Product sources · Different values | |||
| Your next step | Request a quoteExplore this model | Request a quoteExplore this model | Request a quoteExplore this model |
| UnitreeGo2 | UnitreeAs2 |
|---|---|
The decision essentials | |
| What it does · Different values | |
A compact quadruped robot platform with onboard 4D LiDAR, app connectivity and configurations ranging from consumer experimentation to secondary development. | Unitree As2 is a compact quadruped family offered in AIR, PRO, X and EDU configurations. All share a four-legged, 12-joint platform; sensors, protection, battery endurance and developer access differ by edition. This family overview does not assume the capabilities of the most equipped variant. |
| Good fit for · Different values | |
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| Key strengths · Different values | |
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| Trade-offs to consider · Different values | |
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Capabilities & performance | |
| Runtime (conditions not specified) · Different values | |
About 1–2 h standard; 2–4 h long-endurance configuration | Not disclosed |
| Travel speed · Different values | |
Up to about 5 m/s on higher configurations, lab tested | Not disclosed |
| Sensors · Different values | |
Unitree 4D LiDAR L2 + wide-angle camera | Not disclosed |
| Standing Dimensions · Different values | |
| Not disclosed | 720 × 378 × 457 mm |
| Joints · Different values | |
| Not disclosed | 12 |
| Weight with battery · Different values | |
| Not disclosed | Approximately 20 kg |
| Joint motors · Different values | |
| Not disclosed | 12 |
Size & deployment | |
| Dimensions · Different values | |
70 × 31 × 40 cm | 720 × 378 × 457 mm |
| Weight · Different values | |
About 15 kg with battery | Not disclosed |
Budget, availability & sources | |
| Exact edition · Different values | |
Unitree Go2 | As2 |
| Price in USD · Different values | |
From USD 1,600 Price checked on Sep 18, 2026 · Price source | Contact manufacturer Price checked on Oct 5, 2026 · Price source |
| Tax & purchase terms · Different values | |
excludes tax and shipping | Not disclosed |
| Availability & support · Different values | |
Sold through Unitree channels; functions and connectivity differ by version and region. | Manufacturer lists AIR, PRO, X and EDU editions; request an exact-configuration quotation. |
| Catalogue checked on · Different values | |
| Sep 18, 2026 | Oct 5, 2026 |
| Product sources | |
| Your next step | |
| Request a quoteExplore this model | Request a quoteExplore this model |
Manufacturer specifications can use different conditions or configurations. Missing data is never treated as zero. Test scores come from the named independent publisher.
Prices are shown in USD. Tax, accessories, delivery and installation depend on the quoted configuration.