Amazfit GTR 4

Technical Specifications
Design

Colors
Superspeed Black (Fluoroelastomer strap)
Vintage Brown Leather (Leather strap)
Racetrack Grey (Nylon strap)21

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

Weight (with 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

Motor
Linear motor

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

Template Creation
Interval training (via the watch)

Advanced Running
Support
Track Run mode
Smart trajectory correction
Virtual pacer

Workout Status
PeakBeats™

Health Features

24H Monitoring
Heart rate
Blood-oxygen saturation
Stress level

Manual Measurement
Heart rate
Blood-oxygen saturation
Stress level
One-tap measurement

Sleep Quality Monitoring
Sleep stages (including REM)
Daytime naps
Sleep schedule
Sleep breathing quality
Sleep score

Health Assessment System
PAI

Breathing Exercise
Support

Menstrual Cycle Tracking
Support

Health reminders
Abnormally high & low heart rate
Low blood-oxygen
High stress level
Prompts to perform Breathing Exercise

150+ Sports Modes
Sports Category
Sports Modes

Running & walking
Outdoor running, Treadmill, Walking, Trail running, Indoor walking,
Race walking, Track run

Cycling
Outdoor cycling, Indoor cycling, Mountain biking, BMX

Swimming
Pool swimming, Open water swimming, Fin swimming, Artistic swimming

Outdoor workouts
Climbing, Hiking, Orienteering, Rock climbing, Fishing, Hunting, Skateboarding,
Roller skating, Parkour, ATV, Offroad motorcycle

Indoor sports
Elliptical, Rowing machine, Stair-climbing machine, Stair stepper, Spinning,
Indoor fitness, Mixed aerobics, Cross-training, Aerobics, Group calisthenics,
Body combat, Strength training, Step training, Core training, Flexibility training,
Free training, HIIT, Yoga, Pilates, Gymnastics, Horizontal bar, Parallel bars,
Battling ropes, Stretching

Dance
Square dance, Ballroom dance, Belly dance, Ballet, Street dance, Zumba,
Latin dance, Jazz dance, Hip-hop dance, Pole dance, Break dance,
Folk dance, Dance, Modern dance, Disco, Tap dance

Combat sports
Boxing, Wrestling, Martial arts, Tai Chi, Muay Thai, Judo, Taekwondo, Karate,
Kickboxing, Fencing, Jiu-Jitsu, Kendo

Ball sports
Soccer, Beach soccer, Basketball, Volleyball, Beach volleyball, Baseball,
Softball, Rugby, Hockey, Table tennis, Badminton, Tennis, Squash, Gateball,
Cricket, Handball, Bowling, Polo, Racquetball, Billiards, Sepak takraw,
Dodgeball, Water polo, Ice hockey, Shuttlecock, Indoor soccer, Footbag,
Bocce ball, Pelota, Floorball, Golf swing

Water sports
Outdoor boating, Sailing, Kayak, Rowing, Dragon boat, Paddleboarding,
Indoor surfing, Tubing, Water skiing, Snorkeling

Winter sports
Skiing, Snowboarding, Downhill skiing, Cross-country skiing, Ski orienteering,
Biathlon, Outdoor skating, Indoor skating, Curling, Bobsleigh and tobogganing,
Sledding, Snowmobile, Snowshoeing

Leisure sports
Hula hooping, Frisbee, Darts, Kite flying, Tug-of-war, Jianzi kicking, Esports,
Air walker, Swing, Shuffleboard, Foosball, Motion sensing game

Board & card games
Chess, Checkers, Go, Bridge, Board game

Others
Jumping rope, Archery, Equestrianism, Driving, Stair climbing