Polar A360 vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Amazfit GTR vs. Fitbit Inspire 3

 
A360
Watch Series 2
WSD-F20A
GTR
Inspire 3
 PolarA360Remove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowAmazfitGTRRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$200$269$399$199$100
Release20152016201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days18 hours1 day24 days10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80340 x 272 or 390 x 312320 x 320454 x 45432x18
Size1.18 inches1.5 inches or 1.65 inches1.32 inches1.39 inches46 inches
Touch
Typen/aAMOLEDLCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSBuild-in
Apps
Music

All Wearables