Polar M400 vs. Misfit Ray vs. Mobvoi TicWatch E vs. Sony SmartBand vs. Fitbit Versa 2

 
M400
Ray
TicWatch E
SmartBand
Versa 2
 PolarM400Remove Buy NowMisfitRayRemove Buy NowMobvoiTicWatch ERemove Buy NowSonySmartBandRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$200$100$159$100$199
Release20142016201720142019

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months1.5-2 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/an/a400 x 400NA300 x 300
Sizen/an/a1.4 inchesNA1.34 inches
Touchn/aNA
Typen/aLEDOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP67IP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NABuild-in
Apps
Music

All Wearables