# Oura Ring 4 vs Stelo in 2026

Comparing 2 humanoid robots across availability, pricing, capabilities, and verified deployments. Current as of 2026.

| Attribute | [Oura Ring 4](/consumer/models/oura-ring-4) | [Stelo](/consumer/models/stelo) |
| --- | --- | --- |
| **Manufacturer** | [Oura](/companies/oura) | [Dexcom](/companies/dexcom) |
| **Form factor** | biometric | biometric |
| **Maturity** | commercial | commercial |
| **Availability** | shipping | shipping |
| **Price** | $349-$499 or $70/year lease or $6/month subscription (actual sale price) | $89-$99 (actual sale price) |
| **Capability claims** | 4: Tracks sleep (autonomous); Tracks heart health (claimed-only); Tracks body temperature (claimed-only); Tracks menstrual cycle (claimed-only) | — |
| **Brain** | — | — |
| **Verified deployments** | 1: Global | 1: Global |
| **Privacy practices** | 12: cloud-upload, biometric-storage, data-sale, data-deletion-control, biometric-storage, data-retention, location-tracking, training-data-use, biometric-storage, data-sale, data-deletion-control, data-retention | 4: biometric-storage, training-data-use, third-party-sharing, data-deletion-control |
| **Sources on file** | 24 | 11 |

_Canonical: https://deploy.report/compare/oura-ring-4-vs-stelo_

## Common questions

### What is the difference between Oura Ring 4 and Stelo?

Oura Ring 4 and Stelo are both biometric robots on the DEPLOY registry. They differ in maker, maturity, price, verified deployments, and how much of their autonomy is independently verified. See the table above for the full head-to-head; each figure is sourced.

### Which is cheaper, Oura Ring 4 or Stelo?

Oura Ring 4 has the lower recorded price on the DEPLOY registry than Stelo. Prices are sourced; see each record for whether the figure is a manufacturer target, an estimate, or an actual sale price.

### Is Oura Ring 4 or Stelo more autonomous?

Oura Ring 4 has more capabilities independently verified as autonomous on the DEPLOY registry than Stelo. DEPLOY counts a capability as autonomous only when verified at a real deployment, not from a demo or a vendor claim.

### Which has more verified deployments, Oura Ring 4 or Stelo?

Oura Ring 4 and Stelo each have 1 verified deployment on the DEPLOY registry (confirmed at named sites with primary sources).


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