Samsung - Galaxy Watch 7 Pro vs Google - Pixel Watch 3 (45mm)

These two are nearly even on the Mars Score (68 vs 69.5). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.

Pick the Galaxy Watch 7 Pro if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are battery life, peak brightness, display size, among others. The single most decisive one: Battery life — 122.22% more. 80 h vs 36 h.

Pick the Pixel Watch 3 (45mm) if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are weight. The single most decisive one: Weight — 23.00 g less. 37 vs 60.

Both ship with comparable ecg, cellular, spo2, so those specs do not separate the two — focus on the differences below.

Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.