vs
6.5Display6.4
3.2Battery life8.5
8.3Health tracking4.9
6.1Sports & outdoor6.5
3.7Build & durability7.9
Dimensions
Size comparison
D2 Air X15Vertical 2
| D2 Air X15 | Vertical 2 | Difference | |
|---|---|---|---|
| Height | 45 mm | 49 mm | −4 mm |
| Width | 45 mm | 49 mm | −4 mm |
| Thickness | 12.5 mm | 13.6 mm | −1.1 mm |
| Weight | 38 g | 87 g | −49 g |
Drawn to the same scale from the official dimensions (front and side).
Why is D2 Air X15 better than Vertical 2?
- Weight38 g vs 87 g2.3×
- Thickness12.5 mm vs 13.6 mm+9%
- Pixel density324 ppi vs 311 ppi+4%
Why is Vertical 2 better than D2 Air X15?
- Battery life (smartwatch mode)10 days vs 20 days2×
- GPS battery life20 h vs 75 h3.8×
- Water resistance5 ATM vs 10 ATM2×
- GPS battery life (dual-band)17 h vs 65 h3.8×
- Storage8 GB vs 32 GB4×
- Sapphire crystalNo · D2 Air X15: Yes
- Screen size1.4″ vs 1.5″+7%
- Resolution (width)454 px vs 466 px+3%
- Sport profiles93 vs 95+2%
Specifications
Side by side
| Design & durability | ||
| Case size | 45 mm | 49 mm |
| Weight | 38 g | 87 g |
| Thickness | 12.5 mm | 13.6 mm |
| Height | 45 mm | 49 mm |
| Width | 45 mm | 49 mm |
| Case material | Stainless steel | Stainless steel |
| Sapphire crystal | No | Yes |
| Lens / cover glass | Corning® Gorilla® Glass 3 | Saphirglas Saphirglas |
| Strap material | silicone | Silikon |
| Water resistance | 5 ATM | 10 ATM |
| Water rating (maker) | 5 ATM | 100 m / 10 bar / 10 ATM |
| Colours | — | Black |
| Display | ||
| Screen size | 1.4″ | 1.5″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 454 px | 466 px |
| Resolution (height) | 454 px | 466 px |
| Pixel density | 324 ppi | 311 ppi |
| LTPO display | — | Yes |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | 20 days |
| Battery life with always-on display | 4 days | — |
| Battery saver mode | 25 days | — |
| GPS battery life | 20 h | 75 h |
| GPS battery life (dual-band) | 17 h | 65 h |
| Battery capacity | — | 620 mAh |
| Battery type | Lithium ion | Li-Ion |
| Wireless charging | No | — |
| Charging | 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, QZSS, BeiDou, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor | heart rate, SpO2, barometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GPS, GLONASS, GALILEO, BDS, QZSS |
| Offline maps | — | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | Yes |
| Sport profiles | 93 | 95 |
| Dive mode | — | Yes |
| LED flashlight | Yes | — |
| Connectivity | ||
| NFC payments | 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 | 8 GB | 32 GB |
| Third-party apps | Yes | — |
| Platform | ||
| Operating system | Garmin OS | Suunto OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
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