Casio WSD-F20A vs. Polar A370 vs. Diesel On Full Guard 2.5 vs. LG G Watch R vs. HTC re Grip

 
WSD-F20A
A370
On Full Guard 2.5
G Watch R
re Grip
 CasioWSD-F20ARemove Buy NowPolarA370Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowLGG Watch RRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$399$179.95$325$300$199
Release20182017201820142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 dayUp to 3 days4 days2 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320160 x 80454x454320 x 320160 x 32
Size1.32 inches1.18 inches1.39 inches1.3 inches1.8 inches
Touch
TypeLCDTFT LCDP-OLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR303 ATMIP67IP57

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSWear OSAndroid WearNA
Apps
Music

All Wearables