Fitbit Sense vs Withings ScanWatch
The Verdict
Both watches target health-conscious users at the same $299 price point but take distinctly different approaches. Fitbit Sense prioritizes a modern smartwatch experience with its 1.58-inch AMOLED display (336x336 resolution), built-in GPS, NFC for contactless payments, and comprehensive health tracking including skin temperature monitoring. Battery life reaches 6+ days, which is respectable for an AMOLED device. Withings ScanWatch counters with a hybrid analog-digital design using a mechanical watch face paired with a small PMOLED display, delivering exceptional 30-day battery life. It includes ECG and SpO2 monitoring but omits skin temperature tracking and GPS entirely. The ScanWatch weighs 58g in stainless steel with sapphire crystal versus Fitbit's lighter 45.9g aluminum construction. Choose Fitbit Sense if you want a full-featured smartwatch with daily app interactions, contactless payments, and GPS workout tracking. Select Withings ScanWatch if you prefer a traditional watch aesthetic, rarely charge your device, and prioritize health metrics without needing onboard navigation. The Fitbit excels for active users; the Withings suits those seeking minimal maintenance and classic style. Neither choice is wrong, but your lifestyle determines the better fit.
Who Should Buy
Buy the Fitbit Sense if…
- →Most comprehensive health sensor suite at launch — EDA, ECG, SpO2, skin temp
- →6+ day battery outlasts Apple Watch and Samsung Galaxy Watch
- →Built-in GPS for phone-free outdoor workouts
Buy the Withings ScanWatch if…
- →30-day battery life eliminates daily or weekly charging
- →Medical-grade ECG and SpO2 monitoring for clinical health insights
- →Classic analog watch design looks professional and stylish
Category Scores
Pros & Cons
Fitbit Sense
Pros
- Most comprehensive health sensor suite at launch — EDA, ECG, SpO2, skin temp
- 6+ day battery outlasts Apple Watch and Samsung Galaxy Watch
- Built-in GPS for phone-free outdoor workouts
- Stress management score with EDA sensor is unique
- NFC for Fitbit Pay contactless payments
Cons
- Fitbit OS app ecosystem is very limited compared to watchOS/Wear OS
- Capacitive button is unreliable and frustrating to press
- Many advanced features require Fitbit Premium subscription ($10/mo)
- Google acquisition created uncertainty about Fitbit OS future
Withings ScanWatch
Pros
- 30-day battery life eliminates daily or weekly charging
- Medical-grade ECG and SpO2 monitoring for clinical health insights
- Classic analog watch design looks professional and stylish
- Sapphire crystal is highly scratch resistant
- Sleep tracking with breathing disturbance detection
Cons
- Tiny PMOLED screen limits smart features and notifications
- No GPS — relies on phone for location tracking
- No NFC for contactless payments
- Very limited smart features compared to Apple Watch or Wear OS
- No third-party app support
Full Specifications
| Spec | Fitbit Sense | Withings ScanWatch |
|---|---|---|
| Software | Fitbit OS | Withings proprietary (Health Mate app) |
| Body | ||
| Weight | 45.9 g | 58 g (42mm) |
| Case material | Aluminum | Stainless steel with sapphire crystal |
| Water resistance | 5ATM | 5ATM (50m) |
| Health & Sensors | ||
| ECG | ||
| SpO₂ | ||
| Skin temperature | ||
| Heart rate | ||
| Sleep tracking | ||
| Battery | ||
| Battery life | Up to 6+ days | Up to 30 days |
| Display | ||
| Size | 40mm (1.58 inches) | 42mm |
| Type | AMOLED | Hybrid analog + PMOLED |
| Always-on display | ||
| Resolution | 336 x 336 | Analog dial with PMOLED digital display |
| Processor | ||
| Chipset | Fitbit custom processor | Withings custom low-power SoC |
| Connectivity | ||
| GPS | ||
| NFC | ||
| Wi-Fi | ||
| Cellular | ||
| Bluetooth | 5.0 | 5.0 |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
Explore more in smartwatches, see all Fitbit products or all Withings products. View full details for the Fitbit Sense or the Withings ScanWatch.
