Apple Watch Series 10 vs Fitbit Versa 4
Apple's Series 10 delivers a premium smartwatch experience with its brilliant 2000-nit LTPO3 OLED display, faster S10 processor, and comprehensive health tracking including ECG and skin temperature monitoring. Fitbit's Versa 4 offers exceptional value at $179, featuring nearly identical health sensors, AMOLED display, and impressively longer battery life (6 days vs. 18 hours). Performance-wise, the Apple watch feels snappier with better app responsiveness and watchOS 11's polish. Health tracking capabilities are virtually equivalent between both devices. The critical trade-off: Fitbit's multi-day battery eliminates daily charging anxiety, while Apple demands nightly charging despite its premium pricing. For fitness-focused users prioritizing battery longevity and budget consciousness, Versa 4 excels. Conversely, those embedded in Apple's ecosystem who value display brilliance and processing speed justify the Series 10's higher cost. This genuinely depends on user priorities rather than outright superiority.
Full Specifications
| Spec | Apple Watch Series 10 | Fitbit Versa 4 |
|---|---|---|
| Software | watchOS 11 | Fitbit OS (transitioning to Wear OS) |
| Body | ||
| Weight | 30 g (42mm aluminum) | 37.6 g |
| Case material | Aluminum (Titanium option available) | Aluminum |
| Water resistance | WR50 (50m) + IP6X dust resistant | WR50 |
| Health & Sensors | ||
| ECG | ||
| SpO₂ | ||
| Skin temperature | ||
| Heart rate | ||
| Sleep tracking | ||
| Battery | ||
| Battery life | Up to 18 hours normal use, up to 36 hours in Low Power Mode | Up to 6 days (typical usage) |
| Display | ||
| Size | 42mm (1.96") | 40 mm (1.58 inches) |
| Type | LTPO3 OLED Always-On Retina with wide-angle OLED, up to 2000 nits | AMOLED |
| Always-on display | ||
| Resolution | 374 x 446 | 336 x 336 |
| Processor | ||
| RAM | 1 GB | — |
| Chipset | Apple S10 SiP | Fitbit proprietary |
| Connectivity | ||
| GPS | ||
| NFC | ||
| Wi-Fi | ||
| Cellular | ||
| Bluetooth | 5.3 | 5.0 |
Category Scores
Pros & Cons
Apple Watch Series 10
Pros
- Thinnest and lightest Apple Watch ever at just 9.7mm thick
- New wide-angle OLED display is significantly brighter at off-angles
- Larger 42mm and 46mm case sizes with bigger displays in slimmer body
- Sleep apnea detection and improved health tracking via watchOS 11
- Faster charging — up to 80% in about 30 minutes
Cons
- Battery life is still just 18 hours, behind most competitors
- Blood oxygen sensing disabled on US units due to patent dispute
- No major performance jump over Series 9's S9 chip
- Cellular model costs an extra $100
- Requires an iPhone, no Android compatibility
Fitbit Versa 4
Pros
- Best sleep tracking of any smartwatch — Daily Readiness Score
- ECG, SpO2, and skin temperature at $179 is strong value
- 6-day battery life — charge once a week
- NFC for Google Wallet contactless payments
- Google integration with Maps, Wallet, and YouTube Music
Cons
- Fitbit OS is being sunset — unclear future app support
- GPS accuracy is less reliable than Garmin or Apple Watch
- Limited third-party app ecosystem
- Physical button replaced with a haptic side button — divisive
Related Comparisons
Explore more in smartwatches, see all Apple products or all Fitbit products. View full details for the Apple Watch Series 10 or the Fitbit Versa 4.