Agility Robotics Digit v4vsKepler Robotics Kepler K2 Bumblebee
Side-by-side comparison of Agility Robotics Digit v4 and Kepler Robotics Kepler K2 Bumblebee: specs, price, use cases and SDKs.

Digit v4
Commercial bipedal humanoid for warehouse tote handling

Kepler K2 Bumblebee
An industrial humanoid robot designed for versatile tasks in manufacturing and logistics.
Specifications
| Spec | Digit v4 | Kepler K2 Bumblebee |
|---|---|---|
| Price (USD) | $250,000 | $30,000 |
| Category | humanoid | humanoid |
| Payload | 16 kg | 30 kg |
| Runtime | 4 h | 8 h |
| Speed | 1.5 m/s | 1.11 m/s |
| Weight | 65 kg | 75 kg |
| Degrees of Freedom | 20 | 52 |
| Battery | LiPo, hot-swap | 2.33 kWh |
- Warehouse tote handling
- Truck unloading
- Bulk pack to conveyor
- Recycling sortation
- Material handling
- Intelligent manufacturing
- Logistics
- Inspection
- Research and education
- Hazardous conditions
When to pick which
Choose the Agility Robotics Digit v4 for large-scale logistics operations requiring immediate, commercial-grade reliability in structured environments like distribution centers. If your facility prioritizes continuous 24/7 uptime, Digit’s hot-swap battery system and the Agility Arc cloud platform provide the fleet management infrastructure necessary for multi-robot coordination. Its ROS2 bridge makes it the superior choice for enterprises with existing software stacks needing a stable, bipedal platform specifically optimized for repetitive tote-to-conveyor tasks. While the payload is lower than the K2, the Digit’s proven deployment history in real-world warehouses offers lower operational risk for risk-averse industrial buyers.
Select the Kepler Robotics Kepler K2 Bumblebee for manufacturing facilities or research institutions operating on tighter capital expenditure budgets. At a $30,000 price point, it allows for higher-density deployments or pilot programs where cost-per-unit is critical. With a 30kg payload capacity—nearly double that of the Digit—it is better suited for heavy material handling and industrial assembly tasks. The 52 degrees of freedom and 8-hour runtime make it a versatile choice for complex manipulation research or long-shift inspection roles in hazardous environments. Limited public spec data on real-world reliability exists—request a vendor briefing to verify performance under sustained industrial loads.
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