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  3. Watch X3 Mini vs Galaxy Watch9

OPPO Watch X3 Mini vs Samsung Galaxy Watch9

What Watch X3 Mini does better (1) and where Galaxy Watch9 wins (7) — every spec side by side.

OPPO Watch X3 Mini
OPPO · 2026Watch X3 Mini
8.5Score
1 advantage≈ $250
vs
Samsung Galaxy Watch9
Samsung · 2026Galaxy Watch9
9.0Score
7 advantages≈ $380
Higher score
5.9Display9.6
9.6Health tracking8.2
8.0Sports & outdoor3.1
9.0Smart features7.9
6.2Build & durability7.2
Dimensions

Size comparison

Watch X3 MiniGalaxy Watch9
43.2 × 43.211.243.7 × 468.6
Watch X3 MiniGalaxy Watch9Difference
Height43.2 mm46 mm−2.8 mm
Width43.2 mm43.7 mm−0.5 mm
Thickness11.2 mm8.6 mm+2.6 mm
Weight40 g34 g+6 g

Drawn to the same scale from the official dimensions (front and side).

Why is Watch X3 Mini better than Galaxy Watch9?

  1. Pixel density499 ppi vs 327 ppi+53%

Why is Galaxy Watch9 better than Watch X3 Mini?

  1. Peak brightness1,000 nits vs 3,000 nits3×
  2. Wireless chargingNo · Watch X3 Mini: Yes
  3. Weight40.4 g vs 34 g+19%
  4. Screen size1.32″ vs 1.47″+11%
  5. Thickness11.2 mm vs 8.6 mm+30%
  6. Battery capacity354 mAh vs 445 mAh+26%
  7. Resolution (width)466 px vs 480 px+3%
Specifications

Side by side

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