vs
8.5Display7.5
8.6Health tracking9.6
3.1Sports & outdoor4.7
7.9Smart features6.5
7.4Build & durability6.7
Dimensions
Size comparison
Galaxy Watch7Watch S2
| Galaxy Watch7 | Watch S2 | Difference | |
|---|---|---|---|
| Height | 44.4 mm | 46 mm | −1.6 mm |
| Width | 44.4 mm | 46 mm | −1.6 mm |
| Thickness | 9.7 mm | 10.7 mm | −1 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy Watch7 better than Watch S2?
- LTE (cellular)Yes · Watch S2: No
- eSIMYes · Watch S2: No
- Screen size1.5″ vs 1.43″+5%
- Thickness9.7 mm vs 10.7 mm+10%
- Resolution (width)480 px vs 466 px+3%
Why is Watch S2 better than Galaxy Watch7?
- Battery capacity425 mAh vs 500 mAh+18%
Specifications
Side by side
| Design & durability | ||
| Case size | 44 mm | 46 mm |
| Weight | 33.8 g | — |
| Thickness | 9.7 mm | 10.7 mm |
| Height | 44.4 mm | 46 mm |
| Width | 44.4 mm | 46 mm |
| Case material | Aluminium | Stainless steel |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Sapphire crystal | — |
| Strap material | Silikon | — |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | — |
| Military-grade (MIL-STD-810) | Yes | — |
| Colours | Cream, Silver, Green | Black, Silver, Light Gold |
| Display | ||
| Screen size | 1.5″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | Super AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 480 px | 466 px |
| Resolution (height) | 480 px | 466 px |
| Pixel density | 327 ppi | 326 ppi |
| Peak brightness | 2,000 nits | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 425 mAh | 500 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | Yes | Yes |
| Charging | kabellos, magnetisches Ladekabel, magnetische Ladeschale | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | Yes |
| Sleep tracking | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive | Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature), body composition (BMI) |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | — |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | No |
| eSIM | Yes | No |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.3 | 5.2 |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | Yes |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Storage | 32 GB | — |
| RAM | 2 GB | — |
| Platform | ||
| Operating system | Android Wear OS 5 | Proprietary OS |
| Platform | Android | Proprietary |
| Works with | Android | — |
| Chipset | Exynos W1000 | — |
Related comparisons
vs
Samsung Galaxy Watch8vsSamsung Galaxy Watch76.68.6vs
Samsung Galaxy Watch7vsSamsung Galaxy Watch Ultra8.69.2vs
Samsung Galaxy Watch7vsSamsung Galaxy Watch68.68.8vs
Samsung Galaxy Watch7vsXiaomi Watch S48.68.2
vsGoogle Pixel Watch 3vsSamsung Galaxy Watch78.28.6
vsSamsung Galaxy Watch9vsSamsung Galaxy Watch79.08.6