Apple - Watch Series 11 (45mm) vs Samsung - Galaxy Watch 7 (44mm)
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Apple - Watch Series 11 (45mm) | Samsung - Galaxy Watch 7 (44mm) |
|---|---|---|
| Display size | 1.92 " | 1.47 " |
| Battery life | 36 h | 40 h |
| Weight | 38 g | 34 g |
Between the Watch Series 11 (45mm) and Galaxy Watch 7 (44mm), the Watch Series 11 (45mm) comes out ahead in display size, while the Galaxy Watch 7 (44mm) wins on battery life / weight. Overall, the Watch Series 11 (45mm) scores 75.7 and the Galaxy Watch 7 (44mm) scores 70.9 on our Mars Score.
Which should you buy?
The Watch Series 11 (45mm) edges ahead on the Mars Score (75.7 vs 70.9), but the 4.8-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Watch Series 11 (45mm) if you care most about display size. The biggest gaps in its favor are display size. The single most decisive one: Display size — 30.61% more. 1.92 " vs 1.47 ".
Pick the Galaxy Watch 7 (44mm) if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. Its strongest claims are battery life, weight. The single most decisive one: Battery life — 11.11% more. 40 h vs 36 h.
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.
Which should you buy: Apple - Watch Series 11 (45mm) or Samsung - Galaxy Watch 7 (44mm)?
Apple - Watch Series 11 (45mm) leads the current Mars Score by 4.8 points.The more useful decision is the trade-off behind that result: compare display size, battery life against the way you will actually use the product.
Choose Apple - Watch Series 11 (45mm) if…
Apple - Watch Series 11 (45mm) has the measurable edge on display size in.
Choose Samsung - Galaxy Watch 7 (44mm) if…
Samsung - Galaxy Watch 7 (44mm) has the measurable edge on battery life h, weight g.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Apple - Watch Series 11 (45mm) wins
- ▲Display size — 30.61% more. 1.92 " vs 1.47 ".
Why Samsung - Galaxy Watch 7 (44mm) wins
- ▲Battery life — 11.11% more. 40 h vs 36 h.
- ▲Weight — 4.00 g less. 34 vs 38.
Spec comparison
Design
| Spec | Apple - Watch Series 11 (45mm) | Samsung - Galaxy Watch 7 (44mm) |
|---|---|---|
| Case size | 45 mmlead | 44 mm |
| Weight | 38 g | 34 glead |
| Case material | aluminum | aluminum |
| Water resistanceⓘ | 5 ATM | 5 ATM |
Display
| Spec | Apple - Watch Series 11 (45mm) | Samsung - Galaxy Watch 7 (44mm) |
|---|---|---|
| Display size | 1.92 "lead | 1.47 " |
| Always-on display | true | true |
| Peak brightnessⓘ | 3000 nits | 3000 nits |
Health & Fitness
| Spec | Apple - Watch Series 11 (45mm) | Samsung - Galaxy Watch 7 (44mm) |
|---|---|---|
| ECG | true | true |
| SpO2 | true | true |
| Temperature sensor | true | true |
| Sleep tracking | true | true |
| Blood pressure | false | truelead |
Battery & Connectivity
| Spec | Apple - Watch Series 11 (45mm) | Samsung - Galaxy Watch 7 (44mm) |
|---|---|---|
| Battery lifeⓘ | 36 h | 40 hlead |
| GPS | true | true |
| Cellular | true | true |
| NFC | true | true |
| OS | watchOS | WearOSlead |
Frequently asked
Which has longer battery life, Watch Series 11 (45mm) or Galaxy Watch 7 (44mm)?+
Galaxy Watch 7 (44mm) lasts 40 hours vs 36 hours.
Do Watch Series 11 (45mm) or Galaxy Watch 7 (44mm) support ECG?+
Both support ECG.
Which has cellular, Watch Series 11 (45mm) or Galaxy Watch 7 (44mm)?+
Both offer cellular variants.