Fitbit Charge 2 vs. Garmin 645 Music vs. Mobvoi TicWatch E vs. Amazfit GTR

 
Charge 2
645 Music
TicWatch E
GTR
 FitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowMobvoiTicWatch ERemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$450$159$199
Release2016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days1.5-2 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240400 x 400454 x 454
Sizen/a1.2 inches1.4 inches1.39 inches
Touchn/a
TypeOLEDMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Build-in
Apps
Music

All Wearables