G1 vs A2: Specs, Price & ROS Support Compared (2024)
Unitree Robotics vs AgiBot (Zhiyuan Robotics) — independent, side-by-side analysis.
Quick Verdict
G1 leads in lower price, while A2 leads in more DOF, higher payload, faster speed. Overall, A2 has an edge in 3 out of 4 compared categories.
G1
Unitree Robotics
A2
AgiBot (Zhiyuan Robotics)
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G1 A2
Specifications
$13,500Price$100,000
127 cmHeight169 cm
35 kgWeight69 kg
23DOF40
2 kgPayload15 kg
2hRuntime2h
2 m/sSpeed3.3 m/s
YesStairsYes
YesLiDARYes
NVIDIA Jetson Orin (EDU)Compute200 TOPS
Task Capabilities
◔Pick up a box from shelf✓
✕Open a door handle✓
✕Pour liquid into cup✓
✕Use a power tool◔
✕Type on keyboard◔
✓Climb stairs with load✓
✓Walk on uneven terrain◔
✕Run (>3 m/s)✓
✓Crouch under obstacle◔
◔Navigate in crowd✓
✓Recognize & locate objects✓
✕Respond to voice commands✓
✓Detect humans nearby✓
✕Work 8-hour shift✕
✓Hot-swap battery?
◔Operate 24/7 (with charging)◔
✕Work in rain (IP65+)✕
✕Work below 0°C✕
✕Work in dusty environment✕
◔Work safely alongside humans✓
Ecosystem Openness
82
G1
/100
60
A2
Full ROS2 + SDK2 (C++/Python). Active GitHub. Large research community.
AimRT framework (ROS2/gRPC/MQTT). Chinese docs primarily.
Pros and cons at a glance
G1
Pros
- Shipping to customers (verified commercial availability)
- Affordable at $13,500 — accessible to research labs and SMEs
- Ships with LiDAR for robust depth sensing in low-light environments
Cons
- Low rated payload (2 kg) — research or light-handling tasks only
- Short runtime (120 min) — frequent recharging or battery swaps
A2
Pros
- Shipping to customers (verified commercial availability)
- Ships with LiDAR for robust depth sensing in low-light environments
- 40 degrees of freedom — full-body articulation
Cons
- Short runtime (120 min) — frequent recharging or battery swaps
Frequently asked questions
Which is cheaper: G1 or A2?
G1 is cheaper at $13,500 vs $100,000 for A2. Note that lower price does not imply lower total cost of ownership — see the TCO calculator on the Explore page for utilisation-adjusted figures.
Which has higher payload: G1 or A2?
A2 rates a higher payload at 15 kg vs 2 kg. Payload ratings are vendor claims and do not always include a duty cycle — peak vs sustained payload can differ significantly.
Are both G1 and A2 shipping to customers?
Yes. Both are commercially available as of the last review. Delivery timelines and customer geographies vary per vendor — check the manufacturer page for each.
Last updated: 2024