Forerunner K2 vs 4NE-1: Specs, Price & ROS Support Compared (2025)
Kepler Robotics vs NEURA Robotics — independent, side-by-side analysis.
Quick Verdict
Forerunner K2 leads in longer runtime, lower price, while 4NE-1 leads in more DOF. Overall, Forerunner K2 has an edge in 2 out of 3 compared categories.
Forerunner K2
Kepler Robotics
4NE-1
NEURA Robotics
DNA Fingerprint Overlay
Forerunner K2 4NE-1
Specifications
$20,000Price$114,500
178 cmHeight180 cm
85 kgWeight80 kg
52DOF55
15 kgPayload15 kg
8hRuntime7h
—Speed1.39 m/s
YesStairsYes
NoLiDARNo
100 TOPSComputeNEURA multimodal cognitive stack
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
—
Forerunner K2
/100
15
4NE-1
NEURA API. Neuraverse fleet learning. Limited public info.
Pros and cons at a glance
Forerunner K2
Pros
- Open for preorders
- 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
4NE-1
Pros
- Long runtime (7h per charge) for full-shift operation
- 55 degrees of freedom — full-body articulation
Cons
- Still in development, no commercial availability
- Closed software stack — no public SDK or ROS support
Frequently asked questions
Which is cheaper: Forerunner K2 or 4NE-1?
Forerunner K2 is cheaper at $20,000 vs $114,500 for 4NE-1. Note that lower price does not imply lower total cost of ownership — see the TCO calculator on the Explore page for utilisation-adjusted figures.
Is Forerunner K2 or 4NE-1 actually available to buy?
Forerunner K2 is open for preorders. 4NE-1 is in active development without commercial availability. Status reflects the vendor's published commercial position as of the last review and can change between announcement and actual delivery.
Last updated: 2025
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