Polar M400 vs. Fitbit Charge 2 vs. Garmin Forerunner 235 vs. Samsung Gear Sport vs. Mobvoi TicWatch S2

 
M400
Charge 2
Forerunner 235
Gear Sport
TicWatch S2
 PolarM400Remove Buy NowFitbitCharge 2Remove Buy NowGarminForerunner 235Remove Buy NowSamsungGear SportRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$200$150$299.99$299.99$180
Release20142016201720172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days9 days2 days2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a215 x 180360 x 360400 x 400
Sizen/an/a1.23 inches1.2 inches1.39 inches
Touchn/a
Typen/aOLEDMIPSuper AMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/a5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSWear OS
Apps
Music

All Wearables