vs
8.2Display8.2
4.9Health tracking4.9
3.3Build & durability3.3
Dimensions
Size comparison
Stratos 4Stratos 4 Pro
| Stratos 4 | Stratos 4 Pro | Difference | |
|---|---|---|---|
| Height | 46.3 mm | 46.3 mm | = |
| Width | 46.3 mm | 46.3 mm | = |
| Thickness | 14 mm | 14 mm | = |
| Weight | 60 g | 60 g | = |
Drawn to the same scale from the official dimensions (front and side).
Why is Stratos 4 better than Stratos 4 Pro?
Stratos 4 has no measurable advantages in this pair.
Why is Stratos 4 Pro better than Stratos 4?
Stratos 4 Pro has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 49 mm | 49 mm |
| Weight | 60 g | 60 g |
| Thickness | 14 mm | 14 mm |
| Height | 46.3 mm | 46.3 mm |
| Width | 46.3 mm | 46.3 mm |
| Case material | Plastic / polymer | Stainless steel |
| Lens / cover glass | Gorilla Glas | Gorilla Glas 3 |
| Strap material | Silikon | Silikon |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 50 m / 5 bar / 5 ATM | 50 m / 5 bar / 5 ATM |
| Colours | Black | Black, Orange |
| Display | ||
| Screen size | 1.43″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 466 px | 466 px |
| Resolution (height) | 466 px | 466 px |
| Battery | ||
| Battery life (smartwatch mode) | 18 days | 18 days |
| Battery capacity | 500 mAh | 500 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | heart rate, SpO2, accelerometer | heart rate, SpO2, accelerometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, GALILEO, BDS |
| Connectivity | ||
| Bluetooth | 5.3 | 5.3 |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
