Polar Loop 2 vs. Asus VivoWatch vs. Casio WSD-F20A vs. Polar A370

 
Loop 2
VivoWatch
WSD-F20A
A370
 PolarLoop 2Remove Buy NowAsusVivoWatchRemove Buy NowCasioWSD-F20ARemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$120$160$399$179.95
Release2015201820182017

Activity & Fitness

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

Battery

Duration8 days (without notifications)24 hours to 10 days1 dayUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 128320 x 320160 x 80
Sizen/aNA1.32 inches1.18 inches
Touch
TypeLEDNALCDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance2 ATMIP675 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSWear OS
Apps
Music

All Wearables