Fitbit Charge 2 vs. Garmin Vivosmart vs. Polar M430 vs. Garmin 645 Music vs. Mobvoi TicWatch S2

 
Charge 2
Vivosmart
M430
645 Music
TicWatch S2
 FitbitCharge 2Remove Buy NowGarminVivosmartRemove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$150$170$255$450$180
Release20162014201720182019

Activity & Fitness

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

Battery

Duration5 days7 days30 hours7 days2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 16128x128240 x 240400 x 400
Sizen/a1.41 inches1.4 inch1.2 inches1.39 inches
Touchn/a
TypeOLEDOLEDLCDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMWR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

All Wearables