Apple Watch Ultra 2 vs Samsung Galaxy Watch8
The Verdict
The Apple Watch Ultra 2 and Samsung Galaxy Watch8 sit in the same category and end up appealing to slightly different buyers. The Samsung Galaxy Watch8 is the cheaper of the two at $300 versus $799, a difference of about $499. The Samsung Galaxy Watch8 is the newer release, which usually means a faster chipset and longer software support. Apple Watch Ultra 2 stands out for extremely bright 3000-nit display readable in direct sunlight, while Samsung Galaxy Watch8 is praised for thinnest galaxy watch at 8.6mm. Use the side-by-side spec table below to compare cameras, displays, battery life and connectivity in detail and decide which one fits your priorities.
Who Should Buy
Buy the Apple Watch Ultra 2 if…
- →Extremely bright 3000-nit display readable in direct sunlight
- →Rugged titanium case with MIL-STD certification and dive certification to 40m
- →Best-in-class battery life for an Apple Watch at up to 36 hours
Buy the Samsung Galaxy Watch8 if…
- →Thinnest Galaxy Watch at 8.6mm
- →3nm Exynos W1000 processor
- →3000 nits peak brightness
Pros & Cons
Apple Watch Ultra 2
Pros
- Extremely bright 3000-nit display readable in direct sunlight
- Rugged titanium case with MIL-STD certification and dive certification to 40m
- Best-in-class battery life for an Apple Watch at up to 36 hours
- Dual-frequency precision GPS (L1 + L5) for accurate tracking
- On-device Siri processing and double-tap gesture via Apple S9 chip
Cons
- Very expensive at $799 starting price
- Only one large 49mm case size, too big for smaller wrists
- Still requires daily charging for heavy users
- No blood oxygen feature on units sold in the US (post-ban)
- Locked into the Apple ecosystem, requires an iPhone
Samsung Galaxy Watch8
Pros
- Thinnest Galaxy Watch at 8.6mm
- 3nm Exynos W1000 processor
- 3000 nits peak brightness
- Wear OS 6 with Gemini AI assistant
- Dual-frequency GPS
Cons
- $300 starting price for base model
- Battery life varies heavily with AOD
- Limited third-party watch face selection on Wear OS
Full Specifications
| Spec | Apple Watch Ultra 2 | Samsung Galaxy Watch8 |
|---|---|---|
| Software | watchOS 10 | Wear OS 6 with Gemini |
| Body | ||
| Weight | 61.4 g | 28.8 g (40mm) |
| Case material | Titanium | Armor Aluminum |
| Water resistance | WR100 (100m) + IP6X dust + EN13319 dive certified | 5ATM + IP68, MIL-STD-810H |
| Health & Sensors | ||
| ECG | ||
| SpO₂ | ||
| Skin temperature | ||
| Heart rate | ||
| Sleep tracking | ||
| Battery | ||
| Battery life | Up to 36 hours normal use, up to 72 hours in Low Power Mode | Up to 40 hours |
| Display | ||
| Size | 49mm | 40mm / 44mm |
| Type | LTPO2 OLED Always-On Retina, up to 3000 nits | Super AMOLED |
| Always-on display | ||
| Resolution | 502 x 410 | 480 x 480 (44mm) |
| Processor | ||
| RAM | 1 GB | 2 GB |
| Chipset | Apple S9 SiP (64-bit dual-core) | Exynos W1000 (3nm) |
| Connectivity | ||
| GPS | ||
| NFC | ||
| Wi-Fi | ||
| Cellular | ||
| Bluetooth | 5.3 | 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 Apple products or all Samsung products. View full details for the Apple Watch Ultra 2 or the Samsung Galaxy Watch8.