L7 vs Sophia: Specs, Price & ROS Support Compared (2025)
RobotEra vs Hanson Robotics — independent, side-by-side analysis.
Quick Verdict
L7 leads in higher payload, while Sophia leads in more DOF. The two robots are evenly matched, each excelling in different areas.
L7
RobotEra
Sophia
Hanson Robotics
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L7 Sophia
Specifications
~$60,000–$90,000PriceContact (R&D version available)
171 cmHeight167 cm
65 kgWeight20 kg
55DOF83
20 kgPayload1.2 kg
—Runtime—
4 m/sSpeed—
YesStairsNo
NoLiDARNo
80 TOPS (x86) + 275 TOPS (NVIDIA Orin)ComputeIntel Core i7, 32 GB RAM
Ecosystem Openness
—
L7
/100
40
Sophia
Hanson AI SDK + OpenCog. Ubuntu. Partial ROS. Niche community.
Pros and cons at a glance
L7
Pros
- Shipping to customers (verified commercial availability)
- 55 degrees of freedom — full-body articulation
Cons
- Unit price not publicly disclosed (quote-on-request or enterprise-only)
- Closed software stack — no public SDK or ROS support
Sophia
Pros
- Shipping to customers (verified commercial availability)
- 83 degrees of freedom — full-body articulation
Cons
- Unit price not publicly disclosed (quote-on-request or enterprise-only)
- Low rated payload (1.2 kg) — research or light-handling tasks only
- Cannot navigate stairs — restricts deployment environments
Frequently asked questions
How do L7 and Sophia compare on price?
L7: ~$60,000–$90,000. Sophia: Contact (R&D version available).
Which has higher payload: L7 or Sophia?
L7 rates a higher payload at 20 kg vs 1.2 kg. Payload ratings are vendor claims and do not always include a duty cycle — peak vs sustained payload can differ significantly.
Are both L7 and Sophia 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.
Which is better for ROS-based development: L7 or Sophia?
L7 has no ROS support; Sophia has ROS 1 only. For research and multi-vendor robotics stacks, native ROS 2 is the strongest signal of ecosystem maturity.
Last updated: 2025