# Stretch 4 vs WidowX

- [Stretch 4](https://vuntum.com/en/robots/hello-robot-stretch-4) · [WidowX](https://vuntum.com/en/robots/trossen-widowx)
- Last verified: 2026-10-02

| Criterion | Stretch 4 | WidowX |
|---|---|---|
| Manufacturer suggested price | Not disclosed | US$4,995 (manufacturer statement, Trossen Robotics (pages produit officielles)) |
| Height | 1.6 m (manufacturer statement, Hello Robot (pages produit officielles)) | Not disclosed |
| Weight | 33 kg (manufacturer statement, Hello Robot (pages produit officielles)) | 4 kg (manufacturer statement, Trossen Robotics (pages produit officielles)) |
| Payload | 4 kg (manufacturer statement, Hello Robot (pages produit officielles)) | 8 kg (manufacturer statement, Trossen Robotics (pages produit officielles)) |
| Autonomous navigation | Yes (manufacturer statement, Hello Robot (pages produit officielles)) | Not disclosed |
| Camera | Yes (manufacturer statement, Hello Robot (pages produit officielles)) | Yes (manufacturer statement, Trossen Robotics (pages produit officielles)) |
| Teleoperation supported | Yes (manufacturer statement, Hello Robot (pages produit officielles)) | Yes (manufacturer statement, Trossen Robotics (pages produit officielles)) |
| Public SDK | Yes (manufacturer statement, Hello Robot (pages produit officielles)) | Yes (manufacturer statement, Trossen Robotics (pages produit officielles)) |

“Not disclosed” means no information, not “no”. A level of evidence comes with every value.

## Frequently asked questions

### On which criteria can Stretch 4 and WidowX be compared?

On 3 criteria documented for both robots and measured the same way: camera, teleoperation supported and public sdk.

### Who makes Stretch 4 and WidowX?

Stretch 4 is made by Hello Robot, WidowX by Trossen Robotics.

### Where do the values in this comparison come from?

Every value links to a claim on the robot’s sheet, with its source, its level of evidence and the date it was verified. “Not disclosed” means that no validated source gives the value, never “no”.

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