Hello Robot Stretch 3vsRoborock Roborock S8 MaxV Ultra
Side-by-side comparison of Hello Robot Stretch 3 and Roborock Roborock S8 MaxV Ultra: specs, price, use cases and SDKs.

Hello Robot
Stretch 3
Mobile manipulator for research + home assistive (open SDK)
From
$24,950

Roborock
Roborock S8 MaxV Ultra
The Roborock S8 MaxV Ultra offers advanced robotic vacuuming and mopping with comprehensive self-maintenance.
From
$1,799
Specifications
| Spec | Stretch 3 | Roborock S8 MaxV Ultra |
|---|---|---|
| Price (USD) | $24,950 | $1,799 |
| Category | home | home |
| Payload | 1.5 kg | null kg |
| Runtime | 4 h | 3 h |
| Speed | — | null m/s |
| Weight | 24 kg | 20.41 kg |
| Reach | 1m vertical, 0.6m horizontal | FlexiArm Design Side Brush extends effortlessly to reach tight spots, sweeping away debris with ease. The robot vacuum and mop with liftable Extra Edge Mop reaches closer to the edges, eliminating hidden dirt. Achieving margins of less than 1.68mm along the edge, with a rotating speed of 185 RPM. |
| Degrees of Freedom | 5 | null |
| Battery | LiFePO4 | — |
Shared use cases
No shared use cases
Only on Stretch 3
- Research labs
- Home accessibility pilots
- Manipulation benchmarks
- Tabletop sorting
Only on Roborock S8 MaxV Ultra
- Automated floor cleaning
- Mopping hard floors
- Vacuuming carpets
- Pet monitoring
- Home security (via camera)
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