Amazfit GTR 4
Quick details
Released
September 2022
Dimensions
46 x 46 x 10.6 mm
Operating system
Zepp OS 2.0
Display 1.43 inches AMOLED
Battery life 14 days of battery life in normal mode and 24 days with limited functionality. Accuracy GPS mode 25 hours.
Water resistance 5 ATM
GPS Yes
Sensors Accelerometer, Gyroscope, Barometric altimeter, Geomagnetic sensor, Ambient light sensor, Optical heart rate, SpO2, GPS, Microphone, Speaker
Technical specifications
General
Release date 2022-09
Product type Smartwatch
Physical size 46 x 46 x 10.6 mm
Weight 34 g without strap
Material Aluminum alloy middle frame + high-gloss sprayed PC bottom shell
Water resistance 5 ATM
Color options Superspeed Black (Fluoroelastomer strap), Vintage Brown Leather (Leather strap), Racetrack Grey (Nylon strap)
Display type AMOLED
Display size 1.43 inches
Display resolution 466 x 466, 326 ppi
Display protection Tempered glass + anti-fingerprint coating + anti-glare bezel
Battery Built-in rechargeable battery; 475 mAh
Battery life 14 days of battery life in normal mode and 24 days with limited functionality. Accuracy GPS mode 25 hours.
Charging USB, Magnetic charging
Sensors
GNSS type Built-in dual-band GNSS
GPS Yes
GALILEO Yes
GLONASS Yes
QZSS Yes
Beidou Yes
Accelerometer Yes
Gyroscope Yes
Barometric altimeter Yes
Compass No
Geomagnetic Yes
Ambient light sensor Yes
Optical heart rate Yes
Electrical heart rate No
SpO2 Yes
Temperature No
Galvanic skin response No
Microphone Yes
Speakers Yes
Vibration motor Yes
Health & activity tracking
Steps Yes
Distance Yes
Calories burned Yes
Floors Yes
Sports tracking 154 sports modes
Sleep Yes
Heart rate Yes (alerts for arrhythmia and atrial fibrillation)
HRV No
Stress Yes
Blood oxygen Yes (all day)
Respiration rate Yes
Skin temperature No
ECG No
Blood pressure Yes
Body composition No
Glucose No
Hydration level No
UV exposure No
Calorie intake No
Hyperglycemia risk assessment No
Arterial stiffness detection No
Pulse wave arrhythmia analysis Yes
Daily smart features
Smartphone compatibility Android and iOS
Operating system at launch Zepp OS 2.0
Storage Up to 2.3 GB available for music
Bluetooth Yes (5.0)
Wi-Fi Yes (2.4 GHz)
NFC / connected pay Yes (Chinese version)
UWB No
Cellular No
Smartphone notifications Yes
Bluetooth calling Yes
Smartphone music control Yes
On-board music storage Yes (The maximum storage space for music is 2.3GB - 270-470 MP3 songs)
Voice assistant Amazon Alexa / offline voice assistant
Links
These technical specs are correct to the best of our knowledge at the time of publishing.
