| key specs |
| Strap Colour | Black, Gold | Blue |
| Display Size | 46mm | 33mm |
| Compatible OS | Android 8.0 and above, iOS 13.0 and above | Android, iOS |
| Strap Material | Leather | Silicone |
| Dial Shape | Rectangle | Round |
| Display Type | AMOLED | - |
| Ideal For | Unisex | Unisex |
| general |
| Brand | Huawei | Garmin |
| Model | Watch D2 | Forerunner 255 |
| Release date | September 19, 2024 | June 30, 2022 |
| Model Name | Watch D2 | Forerunner 255 |
| Dial Colour | Black | Black |
| Dial Shape | Rectangle | Round |
| Strap Colour | Black, Gold | Blue |
| Strap Material | Leather | Silicone |
| Size | Large | - |
| Touchscreen | Yes | 1,3-inch |
| Water Resistant | Yes | 5 ATM |
| Water Resistance Depth | IP68 | - |
| Usage | Fitness & Outdoor | - |
| Dial Material | Aluminum alloy | - |
| Ideal For | Unisex | Unisex |
| Model Number | - | 010-02641-53 |
| dimensions |
| Width | 48 | 45.6 |
| Height | 38 | 45.6 |
| Thickness | 13.3 | 12.9 |
| Weight (g) | 40.00 | 49.00 |
| product details |
| Sensor | IMU sensor, ambient light sensor, ECG sensor, ECG sensor, barometric sensor, hall sensor, pressure sensor, optical heart rate sensor, temperature sensor | GPS, GLONASS, Galileo, Multi-frequency positioning, Garmin Elevate wrist heart rate monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, SpO2 |
| Compatible Device | Android and iOS | - |
| Battery Life | Six Days | 14 Days |
| Notification Type | - | Smart Notifications |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.2 | - |
| GPS | Yes | Yes |
| Messaging Support | Yes | - |
| Call Features | Yes | - |
| platform and storage features |
| Compatible Operating System | Android 8.0 and above, iOS 13.0 and above | Android, iOS |
| Internal Memory | - | 4GB |
| camera and display features |
| Display Resolution | 408x480 | 260x260 |
| Display Size | 46mm | 33mm |
| Display Type | AMOLED | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | - |
| Alarm Clock | Yes | - |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Number of Buttons | 2 | - |
| Other Fitness Features | Over 80 sports modes | Wrist-based Heart Rate, Daily Resting Heart Rate, Abnormal Heart Rate Alerts, Respiration rate, Pulse Ox Blood Oxygen Saturation, Fitness Age, Body Battery Energy Monitor, All-day Stress, Relaxation reminders, Relaxation breathing timer, Women's Health, Health snapshot |
| Calorie Count | - | Yes |
| Altimeter | - | Yes |
| audio and video features |
| Speaker | Supported | - |
| Microphone | Supported | - |