Samsung Galaxy Watch 7 40mm vs Google Pixel Watch 3 45mm
We compare the Samsung Galaxy Watch 7 40mm and Google Pixel Watch 3 45mm head-to-head on performance, features, value, and more. Here's which one wins.
Samsung Galaxy Watch 7 40mm
Best smaller Android smartwatch — Galaxy Watch 7 in a lighter 40mm size for smaller wrists
Google Pixel Watch 3 45mm
Best Google ecosystem smartwatch — Pixel Watch 3 with Fitbit health integration and Wear OS 4
Score Breakdown
| Samsung Galaxy Watch 7 40mm | Category | Google Pixel Watch 3 45mm |
|---|---|---|
| 9.8/10 ✓ | Performance | 9.5/10 |
| 9.8/10 | Features | 9.8/10 |
| 9.5/10 | Ease of Use | 9.5/10 |
| 9.8/10 ✓ | Value | 9/10 |
| 9.5/10 | Overall | 9.5/10 |
Specs Comparison
| Samsung Galaxy Watch 7 40mm | Spec | Google Pixel Watch 3 45mm |
|---|---|---|
| 40mm — lighter and smaller than 44mm | Size | 1.45-inch AMOLED, 2000 nits |
| 1.31-inch Super AMOLED | Display | 30 hours (with always-on display) |
| 40-hour rated | Battery | Fitbit ECG, SpO2, continuous EDA stress, skin temp |
| 28.8g (vs 33.8g for 44mm) | Weight | Multi-band GPS for improved accuracy |
| Exynos W1000 3nm — same as 44mm | Chip | Wear OS 4 with Google integration |
Samsung Galaxy Watch 7 40mm
Pros
- + Lightest Galaxy Watch 7 — 28.8g barely noticeable on wrist
- + Same Exynos W1000 chip and all health features as 44mm
- + Ideal for small wrists and sleep tracking comfort
- + Lower price than 44mm
Cons
- − Smaller 1.31-inch display less readable than 44mm
- − Slightly smaller battery may yield marginally less real-world usage
- − Screen fits less text per view
Google Pixel Watch 3 45mm
Pros
- + Multi-band GPS — most accurate GPS in this guide for outdoor activities
- + Works fully with any Android phone — no Samsung required
- + Fitbit ECG, EDA stress, and skin temperature
- + Google Maps turn-by-turn navigation on wrist
Cons
- − 30-hour battery — daily charging needed
- − Smaller app ecosystem than Samsung Galaxy Watch
- − Premium price for Google branding
Read the full Best Android Smartwatches of 2026: Samsung, Google, and More Tested guide for complete reviews of all 8 products.
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