| key specs |
| Strap Colour | Black | Slate Gray, Whitestone |
| Display Size | 35mm | - |
| Compatible OS | Android and iOS | Android, iOS |
| Strap Material | Silicone | Silicone |
| Dial Shape | Round | Round |
| Display Type | AMOLED | - |
| Ideal For | Unisex | Unisex |
| general |
| Brand | Garmin | Garmin |
| Model | D2 Air X15 | Fenix 6 Pro Solar |
| Release date | October 22, 2025 | September 25, 2020 |
| Model Name | Garmin D2 Air X15 | Fenix 6 Pro Solar |
| Dial Shape | Round | Round |
| Strap Colour | Black | Slate Gray, Whitestone |
| Strap Material | Silicone | Silicone |
| Size | Regular | Regular |
| Water Resistance Depth | 5 ATM | 100 |
| Usage | Fitness & Outdoor | - |
| Ideal For | Unisex | Unisex |
| Touchscreen | - | Yes |
| Interchangeable Strap | - | Yes |
| Water Resistant | - | 10 ATM |
| Dial Material | - | Stainless Steel, Titanium or Diamond-like Carbon (DLC) Coated Titanium |
| Dial Colour | - | Cobalt Blue, Black |
| dimensions |
| Weight (g) | 38.00 | 83.00 |
| Width | - | 47 |
| Height | - | 47 |
| Thickness | - | 14.7 |
| Diameter | - | 33.02 |
| product details |
| Sensor | Heart Rate Monitor, Stress, Sleep, Pulse Ox blood oxygen | GPS, GLONASS, Galileo, Garmin Elevate wrist heart rate monitor, Barometric, Altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Pulse Ox |
| Compatible Device | Android and iOS | Android, iOS |
| Notification | Call Notification, Smartphone Apps Notifications | Yes |
| Battery Life | 10 days | up to 14 days |
| Closure | - | Fiber-reinforced Polymer With Metal Rear Cover |
| Rechargeable Battery | - | Yes |
| Other Features | - | GPS: Up to 36 hours, Smartwatch : Up to 14 days, GPS + Music: Up to 10 hours, Max Battery GPS Mode: Up to 72 hours, Expedition GPS Mode: Up to 28 days, Battery Saver Watch Mode: 48 days |
| connectivity features |
| Call Function | Yes | No |
| Bluetooth | Yes | Yes |
| Third Party App Support | Yes | - |
| Call Features | Make and Receive calls | - |
| Other Connectivity Features | GPS, Galileo, Glonass, Beidou, QZSS | - |
| Wi-Fi | - | Yes |
| 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 | 260x260 |
| Display Size | 35mm | - |
| Display Type | AMOLED | - |
| 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 | English |