First-generation product — no historical cycle data to predict a successor
Full details →| Samsung Galaxy Watch | Fitbit Air | |
|---|---|---|
| Pricing | ||
| Starting price | $349 | $99★ |
| Subscription | ✓ None | ℹ️ Optional — $99/yr |
| Hardware | ||
| Weight | 29g | 12g★ |
| Water resistance | 5ATM | 50m |
| Battery | 1.5 days | 7 days★ |
| Always-on display | ✅★ | ❌ |
| GPS | ✅★ | ❌ |
| Cellular | ✅★ | ❌ |
| Platform | Android only | iOS & Android |
| Tier | Smartwatch | Fitness Tracker |
| Buy timing | ||
| Released | Jul 25, 2025 | May 7, 2026 |
| Cycle advice | bad | good★ |
| Deals advice | good | good |
| Next model | Galaxy Watch 9 (Expected summer 2026) | — |
ECG, blood pressure, body composition, SpO2, and advanced sleep coaching — all processed on-device with Galaxy AI.
Answer calls, control SmartThings, and use Galaxy AI features seamlessly across Galaxy phones and tablets.
Access Google Play, Google Maps, Google Wallet, and Samsung's polished One UI Watch 7 interface.
Unlike WHOOP, there is no mandatory membership — pay $99 once and use Fitbit Air with the free Google Health app. Google Health Premium ($9.99/month) is optional.
Continuous heart rate, SpO2, HRV, and skin temperature tracking plus background FDA-certified AFib detection, in a 12g pebble designed to be worn and forgotten.
A week between charges, with a 5-minute top-up delivering a full day of use — significantly less downtime than WHOOP's slide-on charging system.
The right pick depends on what you optimize for.
$349 vs $396 over 3 years · no required subscription.
7 days vs 1.5 days battery.
10 sensors.
12g · no required subscription.
Android users — especially those in the Samsung ecosystem — who want a premium smartwatch with comprehensive health tracking, Wear OS flexibility, and strong software support. The Ultra suits outdoor-active users who need longer battery life.
Full details →Health-focused users who want passive, 24/7 biometric tracking without a screen on their wrist. Particularly strong for those drawn to WHOOP but put off by the subscription model — the Fitbit Air delivers comparable core health data for $99 outright. Works with both iOS and Android.
Full details →