vs
5.0Display6.5
8.3Health tracking8.3
6.7Sports & outdoor6.1
3.2Smart features3.2
5.3Build & durability3.7
Dimensions
Size comparison
Approach S72 43mmD2 Air X15
| Approach S72 43mm | D2 Air X15 | Difference | |
|---|---|---|---|
| Height | 43 mm | 45 mm | −2 mm |
| Width | 43 mm | 45 mm | −2 mm |
| Thickness | 12.9 mm | 12.5 mm | +0.4 mm |
| Weight | 41 g | 38 g | +3 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Approach S72 43mm better than D2 Air X15?
- Storage64 GB vs 8 GB8×
- Sapphire crystalYes · D2 Air X15: No
- Sport profiles95 vs 93+2%
Why is D2 Air X15 better than Approach S72 43mm?
- Weight41 g vs 38 g+8%
- Screen size1.3″ vs 1.4″+8%
- Resolution (width)416 px vs 454 px+9%
- Thickness12.9 mm vs 12.5 mm+3%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 45 mm |
| Weight | 41 g | 38 g |
| Thickness | 12.9 mm | 12.5 mm |
| Height | 43 mm | 45 mm |
| Width | 43 mm | 45 mm |
| Case material | Titanium | Stainless steel |
| Sapphire crystal | Yes | No |
| Lens / cover glass | Sapphire crystal | Corning® Gorilla® Glass 3 |
| Strap material | ComfortFit fabric | silicone |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 5 ATM | 5 ATM |
| Display | ||
| Screen size | 1.3″ | 1.4″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 416 px | 454 px |
| Resolution (height) | 416 px | 454 px |
| Pixel density | 320 ppi | 324 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | 10 days |
| Battery life with always-on display | — | 4 days |
| Battery saver mode | — | 25 days |
| GPS battery life | — | 20 h |
| GPS battery life (dual-band) | — | 17 h |
| Battery type | Lithium ion | Lithium ion |
| Wireless charging | No | No |
| Charging | Garmin proprietary plug charger | Garmin proprietary plug charger |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | Yes |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | 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 | GPS, GLONASS, Galileo, QZSS, BeiDou, 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 | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Offline maps | Yes | — |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | Yes |
| Sport profiles | 95 | 93 |
| LED flashlight | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| ANT+ sensors | Yes | Yes |
| Smart features | ||
| Calls from the wrist | Yes | Yes |
| Speaker | Yes | Yes |
| Microphone | Yes | Yes |
| Voice assistant | Yes | Yes |
| Music on the watch | Yes | Yes |
| Storage | 64 GB | 8 GB |
| Third-party apps | Yes | Yes |
| Platform | ||
| Operating system | Garmin OS | Garmin OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
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