Huawei Fit vs. Polar M400 vs. ASUS ZenWatch 3 vs. Amazfit GTR vs. HTC re Grip

 
Fit
M400
ZenWatch 3
GTR
re Grip
 HuaweiFitRemove Buy NowPolarM400Remove Buy NowASUSZenWatch 3Remove Buy NowAmazfitGTRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$130$200$229$199$199
Release20162014201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration6 days8 hours to 30 days48 hours24 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution208 x 208n/a400 x 400454 x 454160 x 32
Size1.04 inchesn/a1.39 inches1.39 inches1.8 inches
Touch
TypeMemory LCDn/aAMOLEDAMOLEDPMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phone 5 ATM
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP683 ATM5 ATMIP57

Notifications

Phone 5 ATM
Emails
Textsn/a

Software

Operating Systemn/an/aAndroid Wear 2Build-inNA
Appsn/a
Musicn/a

All Wearables