Amazfit GTR4

Colors

Superspeed Black (Fluoroelastomer strap) ,
Vintage Brown Leather (Leather strap),
Racetrack Grey (Nylon strap)

Dimensions
(without heart rate base) : 46x46x10.6mm

Weight (without strap) : 34g

Body Material

Aluminum alloy middle frame + high-gloss sprayed PC bottom shell

Buttons : 2

Water-resistance Grade: 5 ATM

Display

Material: AMOLED

Size: 1.43″

Resolution: 466×466

PPI: 326

Touchscreen: Tempered glass + anti-fingerprint coating + anti-glare bezel

Battery

Battery Capacity: 475 mAh (rated value)

Charging Method: Magnetic charging

Theoretical
Charging Duration Approx. 2 hours

Typical Usage
Scenario Battery Life Up to 14 days

Battery Saver Mode Battery Life Up to 24 days

Clock Mode Battery Life Up to 50 days

Heavy Usage Scenario Battery Life Up to 7 days

Accuracy GPS Mode Up to 25 hours

Balanced GPS Mode Up to 44 hours

Power Saving GPS Mode Up to 52 hours

Sensors

Health BioTracker™ 4.0 PPG biometric sensor
(supports blood-oxygen, 4PD + 2LED)

Movement

Acceleration sensor
Gyroscope sensor
Geomagnetic sensor
Barometric altimeter
Ambient light sensor

Positioning

Dual-band & 6 satellite positioning systems

Connection

WLAN 2.4GHz, Bluetooth 5.0 & BLE

Other

Microphone Support

Speaker Support

Strap

Materials Fluoroelastomer / Leather / Nylon
Quick release

Width: 22mm

Min. & Max. Wrist Dimensions Fluoroelastomer & Leather straps:
150mm-215mm

Nylon strap: 150mm-210mm

Buckle: Classic pin buckle

Packing List

Smartwatch (including standard strap), magnetic
charging cable, instruction manual

Supported Devices

Android 7.0 and above, iOS 12.0 and above

Application

Zepp App

Sports & Health Features

Sports Features

Sports Modes: 154

Smart Recognition of

25 strength training movements
8 sports movements

Health Features

24H Monitoring

Heart rate
Blood-oxygen saturation
Stress level