Fitbit Surge vs. Polar M400 vs. Fitbit Alta vs. Withings Go vs. Mobvoi TicWatch S2

 
Surge
M400
Alta
Go
TicWatch S2
 FitbitSurgeRemove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowWithingsGoRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$250$200$130$80$180
Release20162014201620162019

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days5 days8 months2 DAYS
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/a
Macn/a
Windowsn/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/an/a400 x 400
Size1.26 inchesn/an/an/a1.39 inches
Touchn/an/a
TypeMonochrome LCDn/aOLEDE-InkOLED

Functions

Audio SpeakerAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMn/a5 ATM5 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/an/an/aWear OS
Appsn/a
Music

All Wearables