vs
4.1Display7.5
7.2Battery life9.2
4.9Health tracking8.3
4.8Sports & outdoor8.2
6.5Smart features6.5
8.2Build & durability6.9
Dimensions
Size comparison
Descent Mk2Tactix 7 AMOLED Edition
| Descent Mk2 | Tactix 7 AMOLED Edition | Difference | |
|---|---|---|---|
| Height | 52 mm | 51 mm | +1 mm |
| Width | 52 mm | 51 mm | +1 mm |
| Thickness | 17.8 mm | 14.9 mm | +2.9 mm |
| Weight | 104 g | 96 g | +8 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Descent Mk2 better than Tactix 7 AMOLED Edition?
- Battery saver mode50 days vs 41 days+22%
Why is Tactix 7 AMOLED Edition better than Descent Mk2?
- Battery life (smartwatch mode)16 days vs 31 days+94%
- GPS battery life48 h vs 82 h+71%
- AMOLED / OLED displayNo · Descent Mk2: Yes
- Sport profiles44 vs 992.2×
- Weight103.8 g vs 96 g+8%
- Resolution (width)280 px vs 454 px+62%
- Pixel density200 ppi vs 324 ppi+62%
- Thickness17.8 mm vs 14.9 mm+19%
Specifications
Side by side
| Design & durability | ||
| Case size | 52 mm | 51 mm |
| Weight | 103.8 g | 96 g |
| Thickness | 17.8 mm | 14.9 mm |
| Height | 52 mm | 51 mm |
| Width | 52 mm | 51 mm |
| Case material | Stainless steel | Titanium |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | sapphire crystal | sapphire crystal |
| Strap material | silicone | nylon and silicone |
| Water resistance | 10 ATM | 10 ATM |
| Water rating (maker) | Dive (100 meters) | 10 ATM |
| Rated dive depth | 100 m | — |
| Display | ||
| Screen size | 1.4″ | 1.4″ |
| Display technology | Memory-in-pixel (transflective) | AMOLED |
| Panel | Sunlight-visible, transflective memory-in-pixel | AMOLED |
| AMOLED / OLED display | No | Yes |
| Always-on display | Yes | — |
| Touchscreen | — | Yes |
| Resolution (width) | 280 px | 454 px |
| Resolution (height) | 280 px | 454 px |
| Pixel density | 200 ppi | 324 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 16 days | 31 days |
| Battery life with always-on display | — | 11 days |
| Battery saver mode | 50 days | 41 days |
| GPS battery life | 48 h | 82 h |
| GPS battery life (dual-band) | — | 38 h |
| Battery type | — | Lithium ion |
| Wireless charging | No | No |
| Charging | Garmin proprietary clip charger | Garmin proprietary plug charger |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | — | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | Yes | Yes |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | GPS, GLONASS, Galileo, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Depth sensor | 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 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO | GLONASS, GALILEO |
| Offline maps | Yes | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | Yes |
| Sport profiles | 44 | 99 |
| Dive mode | Yes | — |
| LED flashlight | — | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| ANT+ sensors | Yes | Yes |
| Smart features | ||
| Music on the watch | Yes | Yes |
| Storage | 32 GB | 32 GB |
| Third-party apps | Yes | Yes |
| Platform | ||
| Operating system | Garmin OS | Garmin OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
