ASUS ZenWatch 3 vs. Fitbit Ionic vs. Samsung Gear 2 vs. Polar A370 vs. Apple SE

 
ZenWatch 3
Ionic
Gear 2
A370
SE
 ASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowSamsungGear 2Remove Buy NowPolarA370Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$229$299$300$179.95$279
Release20172017201420172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration48 hours4+ days2-3 daysUp to 3 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400348x250320 x 320160 x 80384 x 480
Size1.39 inches1.421.63 inches1.18 inches40mm
Touch
TypeAMOLEDOLEDSuper AMOLEDTFT LCDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance50mIP67WR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2Fitbit OSTizen OSWatchOS 5
Apps
Music

All Wearables