Image: WeaveWeave Isaac 1
Weave · United States · Household
- Height: 160 cm
- Weight: 40 kg
- Degrees of freedom (total): 21
- Runtime per charge: 8 hrs
- Folding laundry, Tidying up, Household
Pre-orderLongest runtimeHighest payloadBest data coverage
Household robots & robot vacuums
Weave Isaac 1 vs. Hello Robot Stretch 4
Both models belong to the “Household robots & robot vacuums” category. The table shows all verified values side by side; the higher or cheaper value in each row is highlighted.
Bottom line
Weave Isaac 1 is cheaper. Weave Isaac 1 is lighter. Weave Isaac 1 has more degrees of freedom. Weave Isaac 1 can carry more.
| Weave Isaac 1 | Hello Robot Stretch 4 | |
|---|---|---|
| Price | $7,999 | $29,950 |
| Status | Pre-order | Available |
| Manufacturer | Weave | Hello Robot |
| Country | United States | United States |
| Launch | – | 2026 |
| Height | 160 cm | 160 cm |
| Weight | 40 kg | 46 kg |
| Degrees of freedom (total) | 21 | 8 |
| Degrees of freedom per hand | 2 | – |
| Payload | 10 kg | 4 kg |
| Top speed | 5 km/h | – |
| Runtime per charge | 8 hrs | 8 hrs |
| Locomotion | Wheels | Wheels |
| Sensors | – | 2 hemispherical 3D LiDARs, 3 high-resolution RGB cameras, 6 laser-line sensors, Wide-angle depth head |
| SDK / programming | – | Open-source ROS 2 and Python SDK |
| Data depth | 67% | 62% |
Image: WeaveHello Robot Stretch 4
Hello Robot · United States · 2026 · Household
- Height: 160 cm
- Weight: 46 kg
- Degrees of freedom (total): 8
- Runtime per charge: 8 hrs
- Household assistance, Care, Research
Available