| key specs |
| Strap Colour | Black | Gray |
| Display Size | 35mm | - |
| Compatible OS | Android and iOS | Android, iOS |
| Strap Material | Silicone | Nylon |
| Dial Shape | Round | Round |
| Display Type | AMOLED | MIP |
| Ideal For | Unisex | Unisex |
| general |
| Brand | Garmin | Garmin |
| Model | D2 Air X15 | Enduro |
| Release date | October 22, 2025 | February 16, 2021 |
| Model Name | Garmin D2 Air X15 | Enduro |
| Dial Shape | Round | Round |
| Strap Colour | Black | Gray |
| Strap Material | Silicone | Nylon |
| Size | Regular | Regular |
| Water Resistance Depth | 5 ATM | 10 ATM |
| Usage | Fitness & Outdoor | - |
| Ideal For | Unisex | Unisex |
| Touchscreen | - | Yes |
| Interchangeable Strap | - | Yes |
| Water Resistant | - | Yes |
| dimensions |
| Weight (g) | 38.00 | 58.00 |
| Width | - | 51 |
| Height | - | 51 |
| Thickness | - | 14.9 |
| Diameter | - | 35.56 |
| product details |
| Sensor | Heart Rate Monitor, Stress, Sleep, Pulse Ox blood oxygen | accelerometer, barometric altimeter, gyroscope, electronic compass, thermometer, Pulse Ox blood oxygen saturation monitor, Garmin Elevate heart rate monitor |
| Compatible Device | Android and iOS | Android, iPhone |
| Notification | Call Notification, Smartphone Apps Notifications | Yes |
| Battery Life | 10 days | 130 days/1 year with solar (Battery saver watch mode), 50 days/65 days with solar (Smartwatch mode), 70 hours/80 hours with solar (GPS) |
| Closure | - | fiber-reinforced polymer with metal rear cover |
| Charge Time | - | 3 hours/ day |
| Charger Type | - | Solar |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Third Party App Support | Yes | - |
| Call Features | Make and Receive calls | - |
| Other Connectivity Features | GPS, Galileo, Glonass, Beidou, QZSS | - |
| GPS | - | Yes |
| platform and storage features |
| Compatible Operating System | Android and iOS | Android, iOS |
| RAM | 8GB | - |
| camera and display features |
| Display Resolution | 454 x 454 | 280 x 280 |
| Display Size | 35mm | - |
| Display Type | AMOLED | MIP |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Other Fitness Features | - | Respiration rate, Pulse ox blood oxygen saturation, Body battery energy monitor, All-day stress tracking, Relaxation reminders, Sleep score and insights, Woman's health tracking |
| Other Watch Functions | - | Controls smartphone music, Find my phone, Find my watch, Virb remote, Garmin connect mobile, Garmin pay, Livetrack, Dual grid coordinates |