vs
9.7Build & durability9.8
Dimensions
Size comparison
Descent Mk3i 43mmJ888
| Descent Mk3i 43mm | J888 | Difference | |
|---|---|---|---|
| Case size | 43 mm | 45 mm | −2 mm |
| Thickness | 14.3 mm | 14 mm | +0.3 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Descent Mk3i 43mm better than J888?
Descent Mk3i 43mm has no measurable advantages in this pair.
Why is J888 better than Descent Mk3i 43mm?
- Thickness14.3 mm vs 14 mm+2%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 45 mm |
| Weight | 49.3 g | — |
| Thickness | 14.3 mm | 14 mm |
| Height | 43 mm | — |
| Width | 43 mm | — |
| Case material | Titanium | Stainless steel |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | sapphire crystal | Saphirglas Saphirglas |
| Strap material | silicone | Edelstahl |
| Water resistance | 20 ATM | 20 ATM |
| Water rating (maker) | Dive (200 meters) | 200 m / 20 bar / 20 ATM |
| Rated dive depth | 200 m | — |
| Colours | — | Silver |
| Display | ||
| Screen size | 1.2″ | — |
| Display technology | AMOLED | — |
| Panel | AMOLED | — |
| AMOLED / OLED display | Yes | — |
| Touchscreen | Yes | — |
| Resolution (width) | 390 px | — |
| Resolution (height) | 390 px | — |
| Pixel density | 325 ppi | — |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | — |
| Battery life with always-on display | 4 days | — |
| Battery saver mode | 12 days | — |
| GPS battery life | 28 h | — |
| GPS battery life (dual-band) | 17 h | — |
| Wireless charging | No | — |
| Charging | Garmin proprietary clip charger | — |
| Health sensors | ||
| Optical heart rate | Yes | — |
| Blood oxygen (SpO2) | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| HRV tracking | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | GPS, GLONASS, Galileo, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor, Depth sensor | accelerometer |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO | — |
| Offline maps | Yes | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Multisport / triathlon mode | Yes | — |
| Sport profiles | 98 | — |
| Dive mode | Yes | — |
| Connectivity | ||
| NFC payments | Yes | — |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | — | 5 |
| ANT+ sensors | Yes | — |
| Smart features | ||
| Music on the watch | Yes | — |
| Storage | 32 GB | — |
| Third-party apps | Yes | — |
| Platform | ||
| Operating system | Garmin OS | — |
| Platform | Proprietary | — |
| Works with | iOS, Android | iOS, Android |
