Garmin Forerunner 955 vs Withings ScanWatch
The Verdict
Garmin Forerunner 955 and Withings ScanWatch target different athlete priorities. Garmin excels for serious runners and triathletes with integrated GPS (multi-band support), robust training metrics, Connect IQ ecosystem, and solar charging extending GPS endurance to 49 hours. Its 46.5mm MIP display handles bright sunlight better and refreshes faster than typical hybrid watches. Withings ScanWatch differentiates with built-in ECG capability, longer overall battery life (30 days versus 15 standard), and a sophisticated hybrid analog dial that blends traditional watchmaking with smart features. At 42mm, it's noticeably more elegant for everyday wear. However, Withings lacks onboard GPS, requiring smartphone pairing for running routes. The $200 price gap heavily favors Withings for casual fitness tracking and health monitoring. Choose Garmin if you need dedicated running/training features, GPS independence, and extended workouts without charging. Choose Withings if you prioritize medical-grade health sensors, battery longevity, design aesthetics, and occasional outdoor activities without heavy training demands.
Who Should Buy
Buy the Garmin Forerunner 955 if…
- →Full-color TopoActive maps built-in for navigation during runs
- →Training Readiness score combines HRV, sleep, and recovery data
- →Multi-band GPS is the gold standard for running accuracy
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
Garmin Forerunner 955
Pros
- Full-color TopoActive maps built-in for navigation during runs
- Training Readiness score combines HRV, sleep, and recovery data
- Multi-band GPS is the gold standard for running accuracy
- Solar model extends battery to 20 days — charge once or twice a month
- Music storage and playback without needing your phone
Cons
- MIP display looks dull compared to AMOLED on the Forerunner 265
- 14.4mm thick — chunky profile under dress shirt cuffs
- No touchscreen — button-only navigation
- Solar variant adds $100 for marginal battery improvement indoors
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 | Garmin Forerunner 955 | Withings ScanWatch |
|---|---|---|
| Software | Garmin OS (Connect IQ) | Withings proprietary (Health Mate app) |
| Body | ||
| Weight | 53 g | 58 g (42mm) |
| Case material | Fiber-reinforced polymer | 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 15 days (smartwatch), 42 hrs GPS (Solar: 20 days / 49 hrs) | Up to 30 days |
| Display | ||
| Size | 46.5mm (1.3 inches) | 42mm |
| Type | MIP (memory-in-pixel) transflective | Hybrid analog + PMOLED |
| Always-on display | ||
| Resolution | 260 x 260 | Analog dial with PMOLED digital display |
| Processor | ||
| Chipset | Garmin 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 Garmin products or all Withings products. View full details for the Garmin Forerunner 955 or the Withings ScanWatch.