Apple Watch Ultra 3 Aluminum 45mm
S11 SiP · Aluminum 45mm · 2025
Samsung Galaxy Watch Ultra
Exynos W1000 · Titanium · 100 m WR
Apple Watch Ultra 3 Aluminum 45mm takes it — here’s why.
In our weighted Specdex score, Apple Watch Ultra 3 Aluminum 45mm lands at 95 and Samsung Galaxy Watch Ultra at 89. That puts Apple Watch Ultra 3 Aluminum 45mm ahead by 6 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Apple Watch Ultra 3 Aluminum 45mm if…
- ✓Satellite connectivity (Ultra 3)
- ✓Blood pressure trends (Series 11)
- ✓watchOS 12
Pick Samsung Galaxy Watch Ultra if…
- ✓100 m water resistance
- ✓Multi-band GPS L1+L5
- ✓Sapphire glass + titanium case
Winner by scenario
Derived from the sub-score breakdown · not a separate testDurability
TieCompared on the durability sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Display
Apple Watch Ultra 3 Aluminum 45mmCompared on the display sub-score
Apple Watch Ultra 3 Aluminum 45mm leads on display (95 vs 92).
Health
Apple Watch Ultra 3 Aluminum 45mmCompared on the health sub-score
Apple Watch Ultra 3 Aluminum 45mm leads on health (96 vs 90).
Value for money
Samsung Galaxy Watch UltraSpecdex score per dollar at MSRP
Samsung Galaxy Watch Ultra more score per dollar ($649 vs $799).
Score breakdown
Specs side-by-side
| Spec | Apple Watch Ultra 3 Aluminum 45mm | Samsung Galaxy Watch Ultra |
|---|---|---|
| Chip | S11 SiP | — |
| Case | Aluminum 45mm | 47 mm titanium |
| Release year | 2025 | — |
| Display | — | 480×480 LTPO Sapphire OLED |
| Chipset | — | Exynos W1000 |
| Battery | — | 100 h power-saver / 36 h standard |
| Connectivity | — | GPS L1+L5, BT 5.3, Wi-Fi 6, LTE |
| Water resist | — | 100 m + IP68 |
Apple Watch Ultra 3 Aluminum 45mm
- +Satellite connectivity (Ultra 3)
- +Blood pressure trends (Series 11)
- +watchOS 12
- −iPhone-required
- −Battery ~18 h on Series, ~48 h on Ultra
- −Premium pricing
Samsung Galaxy Watch Ultra
- +100 m water resistance
- +Multi-band GPS L1+L5
- +Sapphire glass + titanium case
- −Battery shorter than Apple Watch Ultra
- −No raise-to-wake on low-power
- −Limited iOS support
FAQ: Apple Watch Ultra 3 Aluminum 45mm vs Samsung Galaxy Watch Ultra
Which is better, Apple Watch Ultra 3 Aluminum 45mm or Samsung Galaxy Watch Ultra? +
Apple Watch Ultra 3 Aluminum 45mm scores 95 on our weighted rubric — ahead by 6. Your best pick depends on the sub-scores above.
Is Apple Watch Ultra 3 Aluminum 45mm worth the price? +
At $799, Apple Watch Ultra 3 Aluminum 45mm delivers a Specdex score of 95 — strongest in health.
Is Samsung Galaxy Watch Ultra worth the price? +
At $649, Samsung Galaxy Watch Ultra delivers a Specdex score of 89 — strongest in durability.
Does Apple Watch Ultra 3 Aluminum 45mm or Samsung Galaxy Watch Ultra last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is better for display, Apple Watch Ultra 3 Aluminum 45mm or Samsung Galaxy Watch Ultra? +
Apple Watch Ultra 3 Aluminum 45mm — leads on display (95 vs 92). Compared on the display sub-score.
Which is better for health, Apple Watch Ultra 3 Aluminum 45mm or Samsung Galaxy Watch Ultra? +
Apple Watch Ultra 3 Aluminum 45mm — leads on health (96 vs 90). Compared on the health sub-score.