| key specs |
| Strap Colour | Black | Ember Orange, Black |
| Display Size | 35mm | 33mm |
| Compatible OS | Android and iOS | Android, iOS |
| Strap Material | Silicone | - |
| Dial Shape | Round | Round |
| Display Type | AMOLED | - |
| Ideal For | Unisex | Unisex |
| general |
| Brand | Garmin | Garmin |
| Model | D2 Air X15 | Fenix 6 |
| Release date | October 22, 2025 | November 1, 2019 |
| Model Name | Garmin D2 Air X15 | Fenix 6 |
| Dial Shape | Round | Round |
| Strap Colour | Black | Ember Orange, Black |
| Strap Material | Silicone | - |
| Size | Regular | Regular |
| Water Resistance Depth | 5 ATM | 10 ATM |
| Usage | Fitness & Outdoor | Outdoor |
| Ideal For | Unisex | Unisex |
| Touchscreen | - | Yes |
| Interchangeable Strap | - | Yes |
| Water Resistant | - | Yes |
| Dial Material | - | stainless steel, titanium or Diamond-like Carbon (DLC) coated titanium |
| Dial Colour | - | Titanium, Carbon Grey DLC, Black DLC, Silver |
| dimensions |
| Weight (g) | 38.00 | 72.00 |
| Width | - | 47 |
| Height | - | 47 |
| Thickness | - | 14.7 |
| Diameter | - | 33.02 |
| product details |
| Sensor | Heart Rate Monitor, Stress, Sleep, Pulse Ox blood oxygen | Heart Rate |
| Compatible Device | Android and iOS | - |
| Notification | Call Notification, Smartphone Apps Notifications | Yes |
| Battery Life | 10 days | - |
| Closure | - | fiber-reinforced polymer with metal rear cover |
| Stand By Time | - | 14 days |
| 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 | - |
| 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 | 260 x 260 |
| Display Size | 35mm | 33mm |
| Display Type | AMOLED | - |
| Scratch Resistant | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Chronograph | - | Yes |
| Other Fitness Features | - | GPS speed and distance, Sleep monitoring, Cardio workouts, Strength workouts, Automatic rep counting, Move IQ, TrueUp, All-day Stress Tracking, V02 max, |
| Other Watch Functions | - | Incident Detection, LiveTrack, Smart notifications, Find My Phone, Find My Watch, Compatible with Garmin Connect Mobile |
| audio and video features |
| Speaker | - | Yes |