Withings Activite Pop vs. Fitbit Charge 2 vs. Garmin 645 Music vs. Polar A370 vs. Amazfit GTR

 
Activite Pop
Charge 2
645 Music
A370
GTR
 WithingsActivite PopRemove Buy NowFitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowPolarA370Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$150$450$179.95$199
Release20152016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months5 days7 daysUp to 3 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240160 x 80454 x 454
Size1.3 inchesn/a1.2 inches1.18 inches1.39 inches
Touchn/a
TypeAnalogOLEDMIPTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-in
Apps
Music

All Wearables