Amazfit GTR 4, 3,63 cm (1.43 inch), AMOLED, touchscreen, GPS, 34 g
General| Screen diagonal | 3,63 cm |
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| Screen technology | AMOLED |
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| Screen resolution | 466 x 466 pixel |
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| Touchscreen | Yes |
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| GPS | Yes |
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| Battery capacity | 475 mAh |
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| Weight | 34 g |
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| Ribbon material | Nylon |
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| Bracelet colour | Grey |
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| Tape size | Universal size |
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Design| Market positioning | Smartwatch |
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| Watch case size | 46 mm |
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| Watch case colour | Grey |
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| Watch case material | Aluminium |
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| Bracelet colour | Grey |
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| Ribbon material | Nylon |
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| Tape size | Universal size |
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| Form | Round |
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| Wrist size | 155 - 210 mm |
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| Minimum belt length | 15,5 cm |
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| Maximum belt length | 21,5 cm |
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| Colour name | Racetrack Grey |
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| Closure type | Single sink harness buckle |
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| Protective function | Splash proof; Waterproof |
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| Removable belt | Yes |
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| Magnetic charging connector | Yes |
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| Water resistance | 5 ATM |
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Screen| Display type | Digital |
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| Screen resolution | 466 x 466 pixel |
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| Touchscreen | Yes |
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| Screen diagonal | 3,63 cm |
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| Screen technology | AMOLED |
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| Pixel density | 326 ppi |
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| Color display | Yes |
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Services| Built-in microphone | Yes |
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| Supported mobile operating systems | Android 10, Android 10.0, Android 11.0, Android 12.0, Android 7.0, Android 7.1, Android 7.1.2, Android 8.0, Android 9.0, iOS 12, iOS 13, iOS 13.4, iOS 14, iOS 14.5, iOS 15 |
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Connections and interfaces| Bluetooth version | 5.0 |
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| Bluetooth Low Energy (BLE) | Yes |
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| Headphone connector | Bluetooth |
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Features| Heart rate monitor | Yes |
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| Heart rate contact sensors | Yes |
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| Heart rate sensor type | Optical |
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| Blood oxygen sensor | Yes |
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| Distance traveled | Yes |
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| Pedometer | Yes |
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| Calories burnt | Yes |
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| Accelerometer | Yes |
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| Gyroscope | Yes |
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| Activity tracker | Yes |
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| Multisport mode | Yes |
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| Sleep quality | Yes |
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| Social network services supported | Facebook, Instagram, Twitter, WhatsApp |
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| Personal Infomanagement (PIM) | Countdown timer, Events reminder, Stopwatch |
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| Ambient light sensor | Yes |
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| Caller identification | Yes |
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| Clock mode | 12 h / 24 h |
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| Smart notifications | Yes |
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| Voice control | Yes |
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| Weather display | Yes |
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| Calendar notifications | Yes |
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| SMS notifications | Yes |
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| Timer | Yes |
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| Electronic compass | Yes |
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| Music player | Yes |
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| Barometer | Yes |
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Power| Rechargeable/battery technology | Lithium Polymer (LiPo) |
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| Battery capacity | 475 mAh |
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| Battery life | 1200 h |
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| Battery life | 7 day(e) |
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| Battery life (GPS mode) | 25 h |
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| Battery life (power saving mode) | 576 h |
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| Auto standby | Yes |
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| Loading time | 2 h |
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Weight and dimensions| Wide | 46 mm |
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| Depth | 46 mm |
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| Thickness | 1,06 cm |
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| Weight | 34 g |
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| Bandwidth | 2 cm |
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Scope of delivery| Operating instructions | Yes |
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| Charger | Yes |
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Packaging data| Packing type | Box |
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Network| GPS | Yes |
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| BeiDou | Yes |
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| GLONASS | Yes |
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| Galileo | Yes |
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| Quasi-Zenith Satellite System (QZSS) | Yes |
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