Polar M400 vs. Sony SmartWatch 3 vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Mobvoi TicWatch e2

 
M400
SmartWatch 3
Ionic
Forerunner 935
TicWatch e2
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$200$250$299$500$200
Release20142014201720172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days4+ daysUp to 2 weeks1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320348x250240 x 240360 x 360
Sizen/a1.6 inches1.421.2 inches1.2 inches
Touch
Typen/aTFT LCDOLEDLCDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP6850m5 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearFitbit OSWear OS
Apps
Music

All Wearables