Garmin D2 Air X15 vs Realme TechLife Watch R100 comparison
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| key specs |
| Strap Colour | Black | - |
| Display Size | 35mm | 33mm |
| Compatible OS | Android and iOS | Android 6.0+, iOS 9+ |
| Strap Material | Silicone | Silicone |
| Dial Shape | Round | Round |
| Display Type | AMOLED | - |
| Ideal For | Unisex | Unisex |
| general |
| Brand | Garmin | Realme |
| Model | D2 Air X15 | TechLife Watch R100 |
| Release date | October 22, 2025 | June 23, 2022 |
| Model Name | Garmin D2 Air X15 | - |
| Dial Shape | Round | Round |
| Strap Colour | Black | - |
| Strap Material | Silicone | Silicone |
| Size | Regular | Regular |
| Water Resistance Depth | 5 ATM | - |
| Usage | Fitness & Outdoor | - |
| Ideal For | Unisex | Unisex |
| Touchscreen | - | Yes |
| Interchangeable Strap | - | Yes |
| Water Resistant | - | IP68 |
| dimensions |
| Weight (g) | 38.00 | 46.00 |
| product details |
| Sensor | Heart Rate Monitor, Stress, Sleep, Pulse Ox blood oxygen | Heart Rate |
| Compatible Device | Android and iOS | Android, iPhone |
| Notification | Call Notification, Smartphone Apps Notifications | Yes |
| Battery Life | 10 days | 7 days |
| Notification Type | - | Calls, messages, select apps |
| Charge Time | - | 2 hours |
| Charger Type | - | Magnetic |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Yes | Yes |
| Third Party App Support | Yes | - |
| Call Features | Make and Receive calls | - |
| Other Connectivity Features | GPS, Galileo, Glonass, Beidou, QZSS | - |
| Bluetooth Version | - | 5.2 |
| Wi-Fi | - | No |
| GPS | - | No |
| platform and storage features |
| Compatible Operating System | Android and iOS | Android 6.0+, iOS 9+ |
| RAM | 8GB | - |
| camera and display features |
| Display Resolution | 454 x 454 | 360x360 |
| Display Size | 35mm | 33mm |
| Display Type | AMOLED | - |
| Other Display Features | - | 450 nits peak brightness |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | - |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | Yes | - |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Chronograph | - | Yes |
| Other Fitness Features | - | 24-hour heart rate monitoring, sleep monitoring, blood oxygen (SpO2), water reminder, stress monitoring, female health |
| audio and video features |
| Speaker | - | Yes |
| Microphone | - | Yes |
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