vs
7.4Display9.8
8.3Sports & outdoor5.8
Dimensions
Size comparison
D2 Mach 2 ProSeries 54 AMOLED
| D2 Mach 2 Pro | Series 54 AMOLED | Difference | |
|---|---|---|---|
| Case size | 51 mm | 46 mm | +5 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is D2 Mach 2 Pro better than Series 54 AMOLED?
D2 Mach 2 Pro has no measurable advantages in this pair.
Why is Series 54 AMOLED better than D2 Mach 2 Pro?
- Screen size1.4″ vs 2.2″+57%
Specifications
Side by side
| Design & durability | ||
| Case size | 51 mm | 46 mm |
| Weight | 90 g | — |
| Thickness | 16.5 mm | — |
| Height | 51 mm | — |
| Width | 51 mm | — |
| Case material | Titanium | Aluminium |
| Sapphire crystal | Yes | — |
| Lens / cover glass | sapphire crystal | Mineralglas Mineralglas |
| Strap material | leather and silicone | Silikon |
| Water resistance | 10 ATM | — |
| Water rating (maker) | 10 ATM | — |
| Rated dive depth | 40 m | — |
| Colours | — | Black, Green, Yellow |
| Display | ||
| Screen size | 1.4″ | 2.2″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | — |
| Resolution (width) | 454 px | — |
| Resolution (height) | 454 px | — |
| Pixel density | 324 ppi | — |
| Battery | ||
| Battery life (smartwatch mode) | 24 days | — |
| Battery life with always-on display | 12 days | — |
| Battery saver mode | 34 days | — |
| GPS battery life | 78 h | — |
| GPS battery life (dual-band) | 53 h | — |
| Battery type | Lithium ion | — |
| Wireless charging | No | — |
| Charging | Garmin proprietary plug charger | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | — |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| HRV tracking | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | GPS, GLONASS, Galileo, QZSS, BeiDou, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor, Depth sensor | barometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GPS |
| Offline maps | Yes | — |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | — |
| Sport profiles | 99 | — |
| Dive mode | Yes | — |
| LED flashlight | Yes | — |
| Connectivity | ||
| NFC payments | Yes | — |
| LTE (cellular) | Yes | — |
| Wi-Fi | Wi-Fi 4 | — |
| ANT+ sensors | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Storage | 32 GB | — |
| Third-party apps | Yes | — |
| Platform | ||
| Operating system | Garmin OS | — |
| Platform | Proprietary | — |
| Works with | iOS, Android | Android |
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