Polar M400 vs. Samsung Gear S vs. Samsung Gear Fit2 vs. Fitbit Ionic vs. Mobvoi TicWatch e2

 
M400
Gear S
Gear Fit2
Ionic
TicWatch e2
 PolarM400Remove Buy NowSamsungGear SRemove Buy NowSamsungGear Fit2Remove Buy NowFitbitIonicRemove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$200$250$180$299$200
Release20142013201620172019

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a3-4 days4+ days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 360432 x 216348x250360 x 360
Sizen/a2 inches1.5 inches1.421.2 inches
Touch
Typen/aSuper AMOLEDSuper AMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP67IP6850mIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenTizenFitbit OSWear OS
Apps
Music

All Wearables