vs
7.2Display7.5
5.0Health tracking5.0
8.0Sports & outdoor4.7
9.0Smart features6.5
8.3Build & durability4.8
Dimensions
Size comparison
Watch Series 7 AluminumWatch GT 3 Porsche Design
| Watch Series 7 Aluminum | Watch GT 3 Porsche Design | Difference | |
|---|---|---|---|
| Height | 45 mm | 46.6 mm | −1.6 mm |
| Width | 38 mm | 46.6 mm | −8.6 mm |
| Thickness | 10.7 mm | 10.9 mm | −0.2 mm |
| Weight | 32 g | 54 g | −22 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch Series 7 Aluminum better than Watch GT 3 Porsche Design?
- LTE (cellular)Yes · Watch GT 3 Porsche Design: No
- Weight32 g vs 54 g+69%
- Screen size1.9″ vs 1.43″+33%
- eSIMYes · Watch GT 3 Porsche Design: No
Why is Watch GT 3 Porsche Design better than Watch Series 7 Aluminum?
- Battery capacity309 mAh vs 530 mAh+72%
- Resolution (width)396 px vs 466 px+18%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 47 mm |
| Weight | 32 g | 54 g |
| Thickness | 10.7 mm | 10.9 mm |
| Height | 45 mm | 46.6 mm |
| Width | 38 mm | 46.6 mm |
| Case material | Aluminium | Titanium |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Ion-X strengthened glass | — |
| Water resistance | 5 ATM | 5 ATM |
| Ingress protection | IP6X | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Colours | Starlight, Midnight, Blue, Green, Red | Dark Titanium |
| Display | ||
| Screen size | 1.9″ | 1.43″ |
| Display technology | OLED | AMOLED |
| Panel | Retina LTPO OLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 396 px | 466 px |
| Resolution (height) | 484 px | 466 px |
| Pixel density | 326 ppi | 326 ppi |
| Peak brightness | 1,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 309 mAh | 530 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | Yes | Yes |
| Charged in 30 min | 53% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Temperature sensor | — | Yes |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max | Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature) |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | No |
| eSIM | Yes | No |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5 | 5.2 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | 32 GB | — |
| RAM | 1 GB | — |
| Platform | ||
| Operating system | watchOS 8.0 | HarmonyOS 2.0 |
| Platform | watchOS | HarmonyOS |
| Chipset | Apple S7 | — |
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