Polar Loop 2 vs. Asus VivoWatch vs. Garmin Chronos vs. Fitbit Charge vs. Fitbit Flex

 
Loop 2
VivoWatch
Chronos
Charge
Flex
 PolarLoop 2Remove Buy NowAsusVivoWatchRemove Buy NowGarminChronosRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$120$160$1500$130$100
Release20152018201820142013

Activity & Fitness

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

Battery

Duration8 days (without notifications)24 hours to 10 days8 days7-10 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 128218 x 218NANA
Sizen/aNA1.2 inchesNANA
TouchNANA
TypeLEDNAMIPOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance2 ATMIP6710 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSWear OSNANA
Apps
Music

All Wearables