Polar M400 vs. Xiaomi Mi Band 2 vs. Garmin Forerunner 935 vs. Jawbone UP2 vs. Mobvoi TicWatch S2

 
M400
Mi Band 2
Forerunner 935
UP2
TicWatch S2
 PolarM400Remove Buy NowXiaomiMi Band 2Remove Buy NowGarminForerunner 935Remove Buy NowJawboneUP2Remove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$200$23$500$100$180
Release20142016201720152019

Activity & Fitness

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

Battery

Duration8 hours to 30 days20 hoursUp to 2 weeks7 days2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240NA400 x 400
Sizen/a0.42 inches1.2 inchesNA1.39 inches
TouchNA
Typen/aOLEDLCDNAOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATMSplash resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
Music

All Wearables