Polar M400 vs. Samsung Gear S2 vs. Fitbit Flex 2 vs. Garmin Fenix 5X vs. Mobvoi TicWatch S2

 
M400
Gear S2
Flex 2
Fenix 5X
TicWatch S2
 PolarM400Remove Buy NowSamsungGear S2Remove Buy NowFitbitFlex 2Remove Buy NowGarminFenix 5XRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$200$300$100$699$180
Release20142015201620172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days2-3 days5 daysUp to 12 days2 DAYS
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a360 x 360n/a240 x240400 x 400
Sizen/a1.2 inchesn/a1.2 inches1.39 inches
Touchn/a
Typen/aSuper AMOLEDLEDNAOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATM10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aWear OS
Apps
Music

All Wearables