Forerunner K2 vs Sophia: Specs, Price & ROS Support Compared (2025)
Kepler Robotics vs Hanson Robotics — independent, side-by-side analysis.
Verdict rapide
Forerunner K2 leads in higher payload, while Sophia leads in more DOF. The two robots are evenly matched, each excelling in different areas.
Forerunner K2
Kepler Robotics
Sophia
Hanson Robotics
Superposition ADN
Forerunner K2 Sophia
Caractéristiques
$34,800PrixContact (R&D version available)
178 cmTaille167 cm
85 kgPoids20 kg
52DDL83
15 kgCharge utile1.2 kg
8hAutonomie—
—Vitesse—
OuiEscaliersNon
NonLiDARNon
100 TOPSCalculIntel Core i7, 32 GB RAM
Ouverture de l'écosystème
—
Forerunner K2
/100
40
Sophia
Hanson AI SDK + OpenCog. Ubuntu. Partial ROS. Niche community.
Pros and cons at a glance
Forerunner K2
Pros
- Shipping to customers (verified commercial availability)
- Long runtime (8h per charge) for full-shift operation
- 52 degrees of freedom — full-body articulation
Cons
- 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 Forerunner K2 and Sophia compare on price?
Forerunner K2: $34,800. Sophia: Contact (R&D version available). Only one of the two has a public unit price; the other publishes a range or enterprise-only terms.
Which has higher payload: Forerunner K2 or Sophia?
Forerunner K2 rates a higher payload at 15 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 Forerunner K2 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: Forerunner K2 or Sophia?
Forerunner K2 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.
Dernière mise à jour: 2025
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