Garmin Vivoactive 5 vs Samsung Galaxy Watch Ultra
The Verdict
Garmin's Vivoactive 5 and Samsung's Galaxy Watch Ultra target different users entirely. The Vivoactive 5 excels at battery longevity with 11 days of smartwatch use and 21 hours of GPS tracking, making it ideal for fitness-focused users who prioritize endurance over features. Its 1.2-inch AMOLED display delivers sharp visuals at 390x390 resolution, while the lightweight 36g aluminum design suits athletes. However, it lacks ECG capability and skin temperature monitoring. Samsung's Galaxy Watch Ultra takes a premium approach with its 1.5-inch Super AMOLED display reaching 3000 nits brightness, titanium construction rated to 10ATM with military-grade durability, and comprehensive health sensors including ECG and skin temperature. The Exynos W1000 processor with 2GB RAM enables seamless app performance and cellular connectivity for true independence from your phone. Battery life reaches 60 hours in Power Saving mode, though regular use demands more frequent charging than Garmin's offering. At $649.99 versus $299, Samsung demands twice the investment but delivers luxury materials, cellular independence, and complete health diagnostics. Choose Vivoactive 5 if battery life and fitness tracking matter most. Select Galaxy Watch Ultra for health monitoring depth, premium build quality, and cellular capability.
Who Should Buy
Buy the Garmin Vivoactive 5 if…
- →Bright AMOLED display looks stunning and is readable in sunlight
- →11-day battery with AMOLED is best-in-class for lifestyle watches
- →Lightweight at 36 g — one of the lightest feature-rich smartwatches
Buy the Samsung Galaxy Watch Ultra if…
- →Premium titanium build with 10ATM water resistance and MIL-STD durability
- →Bright 3000-nit Super AMOLED display with sapphire crystal protection
- →Dual-frequency GPS (L1 + L5) for precise outdoor tracking
Category Scores
Pros & Cons
Garmin Vivoactive 5
Pros
- Bright AMOLED display looks stunning and is readable in sunlight
- 11-day battery with AMOLED is best-in-class for lifestyle watches
- Lightweight at 36 g — one of the lightest feature-rich smartwatches
- NFC for Garmin Pay contactless payments
- Wheelchair mode and Body Battery energy monitoring for accessibility
Cons
- No multi-band GPS — less accurate than Forerunner or Fenix in dense areas
- No built-in maps for trail navigation
- No cellular option — phone dependent for notifications
- Limited third-party app ecosystem compared to Apple/Samsung
Samsung Galaxy Watch Ultra
Pros
- Premium titanium build with 10ATM water resistance and MIL-STD durability
- Bright 3000-nit Super AMOLED display with sapphire crystal protection
- Dual-frequency GPS (L1 + L5) for precise outdoor tracking
- Big 590 mAh battery delivers up to 100 hours in Power Saving mode
- Customizable Quick Button for fast access to workouts and apps
Cons
- Very expensive at $649 — Samsung's priciest watch yet
- Only one 47mm size, too large for smaller wrists
- BioActive sensor and BP/ECG features require Samsung phone
- Design closely mimics Apple Watch Ultra
- Limited third-party app ecosystem versus Apple Watch
Full Specifications
| Spec | Garmin Vivoactive 5 | Samsung Galaxy Watch Ultra |
|---|---|---|
| Software | Garmin OS (Connect IQ) | Wear OS 5 with One UI Watch 6 |
| Body | ||
| Weight | 36 g | 60.5 g |
| Case material | Aluminum bezel with fiber-reinforced polymer case | Titanium Grade 4 |
| Water resistance | 5ATM | 10ATM + IP68 + MIL-STD-810H |
| Health & Sensors | ||
| ECG | ||
| SpO₂ | ||
| Skin temperature | ||
| Heart rate | ||
| Sleep tracking | ||
| Battery | ||
| Battery life | Up to 11 days (smartwatch), 21 hrs GPS | Up to 60 hours in Power Saving mode (590 mAh) |
| Display | ||
| Size | 42mm (1.2 inches) | 47mm (1.5") |
| Type | AMOLED | Super AMOLED with Sapphire Crystal glass, up to 3000 nits |
| Always-on display | ||
| Resolution | 390 x 390 | 480 x 480 |
| Processor | ||
| Chipset | Garmin custom processor | 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 Garmin products or all Samsung products. View full details for the Garmin Vivoactive 5 or the Samsung Galaxy Watch Ultra.