Polar M600 vs. Sony SmartBand 2 vs. Withings Go vs. Fitbit Alta HR vs. Mobvoi TicWatch e2

 
M600
SmartBand 2
Go
Alta HR
TicWatch e2
 PolarM600Remove Buy NowSonySmartBand 2Remove Buy NowWithingsGoRemove Buy NowFitbitAlta HRRemove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$330$130$80$150$200
Release20162015201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days8 months7 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolution240 x 240n/an/a128 x 36360 x 360
Size1.3 inchesn/an/a1.4 inches1.2 inches
Touchn/an/an/a
TypeTFTn/aE-InkOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP585 ATMIP68

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aWear OS
Appsn/a
Music

All Wearables