Fitbit Versa 4 vs Samsung Galaxy Watch 7
The Verdict
Both smartwatches excel at health tracking with ECG, SpO2, skin temperature, and sleep monitoring, but they differ significantly in performance and battery life. The Fitbit Versa 4 stretches to 6 days on a single charge using its proprietary OS, while the Samsung Galaxy Watch 7 manages 30 hours with its always-on display enabled, dropping to 40 hours when disabled, thanks to the more power-hungry Wear OS 5. Display quality favors Samsung: the Super AMOLED with 2000 nits brightness and higher 396x396 resolution outshines the Versa 4's AMOLED 336x336 panel. The Galaxy Watch 7's Exynos W1000 5-core processor with 2GB RAM demolishes the proprietary Fitbit chip for app performance and responsiveness. Samsung also weighs less at 28.8g versus 37.6g and offers superior build durability with Armor Aluminum and MIL-STD-810H certification. The Versa 4's main strength is exceptional battery longevity and $120 lower price, making it ideal for users prioritizing multi-day usage and Fitbit's health ecosystem. The Galaxy Watch 7 suits those wanting cutting-edge performance, superior display technology, and deeper Android integration, despite needing daily charging. Choose the Versa 4 for endurance and value; pick Samsung for premium features and processing power.
Who Should Buy
Buy the Fitbit Versa 4 if…
- →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
Buy the Samsung Galaxy Watch 7 if…
- →New 3nm Exynos W1000 chip is significantly faster than predecessor
- →Dual-frequency GPS (L1 + L5) is rare at this price point
- →Improved BioActive sensor with new AGEs Index for metabolic health
Category Scores
Pros & Cons
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
Samsung Galaxy Watch 7
Pros
- New 3nm Exynos W1000 chip is significantly faster than predecessor
- Dual-frequency GPS (L1 + L5) is rare at this price point
- Improved BioActive sensor with new AGEs Index for metabolic health
- Bright 2000-nit Super AMOLED display with sapphire crystal
- Affordable starting price of $299 for a flagship Wear OS watch
Cons
- Battery life still only ~30 hours with always-on display
- ECG, BP and some health features require a Samsung Galaxy phone
- No physical rotating bezel — only the touch bezel returns
- Design hasn't changed meaningfully from Watch 6
- Not compatible with iPhones
Full Specifications
| Spec | Fitbit Versa 4 | Samsung Galaxy Watch 7 |
|---|---|---|
| Software | Fitbit OS (transitioning to Wear OS) | Wear OS 5 with One UI Watch 6 |
| Body | ||
| Weight | 37.6 g | 28.8 g (40mm) |
| Case material | Aluminum | Aluminum (Armor Aluminum) |
| Water resistance | WR50 | 5ATM + IP68 + MIL-STD-810H |
| Health & Sensors | ||
| ECG | ||
| SpO₂ | ||
| Skin temperature | ||
| Heart rate | ||
| Sleep tracking | ||
| Battery | ||
| Battery life | Up to 6 days (typical usage) | Up to 30 hours with always-on display, 40 hours without (300 mAh) |
| Display | ||
| Size | 40 mm (1.58 inches) | 40mm (1.3") |
| Type | AMOLED | Super AMOLED with Sapphire Crystal glass, up to 2000 nits |
| Always-on display | ||
| Resolution | 336 x 336 | 396 x 396 |
| Processor | ||
| Chipset | Fitbit proprietary | Samsung Exynos W1000 (3nm, 5-core) |
| RAM | — | 2 GB |
| Connectivity | ||
| GPS | ||
| NFC | ||
| Wi-Fi | ||
| Cellular | ||
| Bluetooth | 5.0 | 5.3 |
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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 Samsung products. View full details for the Fitbit Versa 4 or the Samsung Galaxy Watch 7.