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Head to head · 2 watches

Watch Ultra 3 vs Galaxy Watch Ultra2

Verified specs side by side. The green tick marks the better value on each measurable row.

Comparing 2 watches
Watch Ultra 3
Watch Ultra 38.3Very good
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Galaxy Watch Ultra2
Galaxy Watch Ultra28.6Very good· Top score
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The short verdict

Galaxy Watch Ultra2 edges it on score

The Galaxy Watch Ultra2 leads overall; pick the Watch Ultra 3 if its strengths below matter more to you.

Watch Ultra 3
8.3
Galaxy Watch Ultra2
8.6
Choose the Watch Ultra 3 if
  • iPhone owners who want satellite SOS and multiday battery and can find an Ultra 3 discounted.
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Choose the Galaxy Watch Ultra2 if
  • Galaxy phone owners who hike, run or dive and want Samsung's toughest, longest-lasting watch.
Full specs →
At a glance

Key differences

Measured differences only. Ties and tiny gaps are left out.
Why pick theWatch Ultra 30 wins
No measured advantages in our spec data. Check the full specs below.
Check priceBest price · eBay · check the store for today’s priceCheck price at eBay ↗
Why pick theGalaxy Watch Ultra21 win
+67%Brighter screen outdoors5,000 vs 3,000 nits peak
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Full specs

Side-by-side specifications

Battery1 difference
Battery life
42 mAh
80 h
Display5 differences
Screen size
—
1.52"
Display type
LTPO AMOLED
AMOLED
Resolution
410 x 502 pixels
498×498
Brightness
Up to 3000 nits peak; 1 nit minimum
5000 nits
Refresh rate
1 Hz
—
Performance1 difference
Chipset
Apple S10 chip
Snapdragon Wear Elite (SDW6100 penta-core 3nm)
Body2 differences
Weight
61 g
—
Water resistance
100m WR + MIL-STD-810H + IP6X
IP69K
Launch1 difference
Released
September 19, 2025
2026-08-07
Where to buy
eBayCheck price

Specs verified against manufacturer data. Prices in USD before tax; we may earn a commission from qualifying purchases.

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