vs
7.2Display5.3
5.0Health tracking5.0
8.0Sports & outdoor6.4
9.0Smart features8.4
8.3Build & durability3.9
Dimensions
Size comparison
Watch Series 7 AluminumGalaxy Watch4 Classic
| Watch Series 7 Aluminum | Galaxy Watch4 Classic | Difference | |
|---|---|---|---|
| Height | 45 mm | 45.5 mm | −0.5 mm |
| Width | 38 mm | 45.5 mm | −7.5 mm |
| Thickness | 10.7 mm | 11 mm | −0.3 mm |
| Weight | 32 g | 52 g | −20 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 7 Aluminum better than Galaxy Watch4 Classic?
- Weight32 g vs 52 g+62%
- Screen size1.9″ vs 1.4″+36%
- Storage32 GB vs 16 GB2×
- Thickness10.7 mm vs 11 mm+3%
Why is Galaxy Watch4 Classic better than Watch Series 7 Aluminum?
- Battery capacity309 mAh vs 361 mAh+17%
- Resolution (width)396 px vs 450 px+14%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 46 mm |
| Weight | 32 g | 52 g |
| Thickness | 10.7 mm | 11 mm |
| Height | 45 mm | 45.5 mm |
| Width | 38 mm | 45.5 mm |
| Case material | Aluminium | Titanium |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Ion-X strengthened glass | Corning Gorilla Glass DX |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP6X | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Water rating (maker) | — | 50 m / 5 bar / 5 ATM |
| Military-grade (MIL-STD-810) | — | Yes |
| Colours | Starlight, Midnight, Blue, Green, Red | Black, Silver, Thom Browne Edition, Bespoke Edition |
| Display | ||
| Screen size | 1.9″ | 1.4″ |
| Display technology | OLED | AMOLED |
| Panel | Retina LTPO OLED | Super AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | — | Yes |
| Resolution (width) | 396 px | 450 px |
| Resolution (height) | 484 px | 450 px |
| Pixel density | 326 ppi | 321 ppi |
| Peak brightness | 1,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | — | 1.7 days |
| Battery life (hours) | — | 40 h |
| Battery capacity | 309 mAh | 361 mAh |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | Yes | Yes |
| Charged in 30 min | 53% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | — | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | Yes |
| eSIM | Yes | Yes |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5 | 5 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Speaker | Yes | Yes |
| Music on the watch | — | Yes |
| Storage | 32 GB | 16 GB |
| RAM | 1 GB | 1.5 GB |
| Platform | ||
| Operating system | watchOS 8.0 | Android Wear OS 4 |
| Platform | watchOS | Android |
| Works with | — | Android |
| Chipset | Apple S7 | Exynos W920 |
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