Fitbit Flex 2 vs. Polar Loop 2 vs. Asus VivoWatch vs. Polar A370 vs. Polar Loop

 
Flex 2
Loop 2
VivoWatch
A370
Loop
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowAsusVivoWatchRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$120$160$179.95$100
Release20162015201820172013

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)24 hours to 10 daysUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 128160 x 80NA
Sizen/an/aNA1.18 inchesNA
Touchn/a
TypeLEDLEDNATFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM2 ATMIP67WR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aKoodOSNA
Apps
Music

All Wearables