Samsung Galaxy Watch8 (40mm) vs Amazfit GTR 4 Limited Edition comparison
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| key specs |
| Strap Colour | Graphite, Silver | Infinite Black |
| Compatible OS | Android and iOS | Android, iOS |
| Display Type | Super AMOLED | AMOLED |
| Display Size | - | 36mm |
| Dial Shape | - | Round |
| general |
| Brand | Samsung | Amazfit |
| Model | Galaxy Watch8 (40mm) | GTR 4 Limited Edition |
| Release date | July 9, 2025 | April 26, 2023 |
| Model Name | Samsung Galaxy Watch 8 | Amazfit GTR 4 Limited Edition |
| Dial Colour | Black | - |
| Strap Colour | Graphite, Silver | Infinite Black |
| Size | Regular | Regular |
| Water Resistant | Yes | 5ATM |
| Water Resistance Depth | IP68 | - |
| Usage | Regular | Health, Fitness |
| Dial Shape | - | Round |
| Touchscreen | - | Yes |
| dimensions |
| Width | 40.4 | 46.5 |
| Height | 42.7 | 46.5 |
| Thickness | 8.6 | 11.2 |
| Weight (g) | 30.00 | 49.00 |
| product details |
| Battery Type | 325 | - |
| Sensor | - | Acceleration sensor, Gyroscope, Geomagnetic sensor, Barometric altimeter, Ambient light sensor |
| Compatible Device | - | Android, iOS |
| Notification | - | Yes |
| Notification Type | - | Smart Notification |
| Battery Life | - | 14 days |
| Charge Time | - | 2 hours |
| Charger Type | - | Magnetic Charger |
| Stand By Time | - | 50 days |
| Other Features | - | Stainless steel middle frame, Glass-ceramic bottom shell, Dual-band & 6 satellite positioning systems |
| connectivity features |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.3 | - |
| GPS | Yes | Yes |
| Call Function | - | Yes |
| Wi-Fi | - | Yes |
| Third Party App Support | - | Yes |
| Call Features | - | Make Calls, Reject Calls |
| platform and storage features |
| Operating System | Watch OS | Zepp OS 2.0 |
| Compatible Operating System | Android and iOS | Android, iOS |
| RAM | 2GB | - |
| Processor Name | Exynos W1000 | - |
| Internal Memory | 32GB | - |
| camera and display features |
| Display Type | Super AMOLED | AMOLED |
| Display Resolution | - | 466x466 pixels |
| Display Size | - | 36mm |
| fitness and watch functions |
| Step Count | - | Yes |
| Calorie Count | - | Yes |
| Heart Rate Monitor | - | Yes |
| Calendar | - | Yes |
| Alarm Clock | - | Yes |
| Date & Time Display | - | Yes |
| Other Fitness Features | - | 154 Sports Modes, Automatic Recognition, BioTracker™ 4.0 PPG biometric sensor |
| Other Watch Functions | - | Over 200 watch faces, Music Storage, OTA Update via Wi-Fi, Events Reminder, To Do List |
| audio and video features |
| Speaker | - | Yes |
| Microphone | - | Yes |
| Voice Control | - | Yes |
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