Apple Watch Series 3 vs. Fitbit Blaze vs. Polar M400 vs. Fitbit Charge 2 vs. ASUS ZenWatch 3

 
Watch Series 3
Blaze
M400
Charge 2
ZenWatch 3
 AppleWatch Series 3Remove Buy NowFitbitBlazeRemove Buy NowPolarM400Remove Buy NowFitbitCharge 2Remove Buy NowASUSZenWatch 3Remove Buy Now

Basic Info

Suggested Price$329$200$200$150$229
Release20172016201420162017

Activity & Fitness

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

Battery

Duration18 hours5 Days8 hours to 30 days5 days48 hours
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/a
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/an/an/a400 x 400
Size1.5 inches or 1.65 inchesn/an/an/a1.39 inches
Touchn/a
TypeAMOLEDLCDn/aOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a3 ATMn/a

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/an/aAndroid Wear 2
Apps
Music

All Wearables