Ultrahuman Ring AIR vs Movano Evie Ring
Ultrahuman Ring AIR ($349) vs Movano Evie Ring ($269) — side-by-side specs, weight, pros and cons to help you pick the right smart ring.
Spec-by-spec
| Spec | Ultrahuman Ring AIR | Movano Evie Ring |
|---|
| Price | $349 | $269 |
| Weight | 3g | 3g |
| Weight | 2.4–3.6g | — |
| Battery | Up to 6 days | 4 days |
| Sensors | PPG, Temp, Accel | PPG, SpO2, Temp, Accel |
| Sub | None (free forever) | None (free app) |
| WR | 100m | 1ATM |
| Material | Titanium | Medical-grade alloy |
| FDA | — | Registered |
Pros & Cons
Ultrahuman Ring AIR
- No subscription ever
- 2.4g ultralight titanium
- Sleep + HRV + temperature
- 100m water resistant
- Free app with all features
- Smaller sensor array than Oura
- Newer ecosystem
- Sizing kit required
Movano Evie Ring
- FDA-registered medical device
- Cycle phase + fertility tracking
- No subscription
- Women-first design philosophy
- SpO2 + HRV + temperature
- 1ATM WR (splash only)
- 4-day battery
- Smaller community than Oura/Samsung
Movano Evie Ring is the better value at $269. If weight matters most, Ultrahuman Ring AIR carries lighter at 3g. Both are part of our curated smart ring index — tap through to check current pricing.