Withings ScanWatch 2 vs Whoop 4.0: 2026 Comparison
An objective, data-driven side-by-side of two leading wearables. Verdict computed deterministically from rating, review volume, and price.
Verdict
Pick: Whoop 4.0. Whoop 4.0 edges ahead on the combined strength of its rating and review volume.
At a glance
| Withings ScanWatch 2 | Whoop 4.0 | |
|---|---|---|
| Brand | Withings | Whoop |
| Price | $369.95 | $239.00 |
| Rating | 4.3/5 | 4.3/5 |
| Reviews | 2,140 | 19,500 |
Key Features
Withings ScanWatch 2
- Medical-grade ECG and AFib detection (FDA-cleared)
- Continuous SpO2 and sleep apnea detection
- Classic analog watch design with digital display
- Temperature tracking throughout the day
- Up to 30 days battery life
- Works with Apple Health, Samsung Health, and Google Fit
Whoop 4.0
- Continuous strain and recovery scoring
- Sleep performance and debt tracking
- Blood oxygen and respiratory rate monitoring
- Any-wear compatibility (wrist, bicep, or clothing)
- No screen — app-only interface
- Membership-based pricing model
Which should you buy?
If you want our top recommendation in this matchup, go with Whoop 4.0. Whoop 4.0 edges ahead on the combined strength of its rating and review volume. If your priorities differ — for example, you specifically want the feature mix of Withings ScanWatch 2 — that remains a strong pick too.
Check Withings ScanWatch 2 on Amazon · Check Whoop 4.0 on Amazon (paid links)
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