Polar M600 vs. Misfit Ray vs. Sony SmartBand 2 vs. Apple Watch Series 2 vs. Garmin Vivofit 4

 
M600
Ray
SmartBand 2
Watch Series 2
Vivofit 4
 PolarM600Remove Buy NowMisfitRayRemove Buy NowSonySmartBand 2Remove Buy NowAppleWatch Series 2Remove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$330$100$130$269$79.95
Release20162016201520162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months2 days18 hours1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolution240 x 240n/an/a340 x 272 or 390 x 31288 x 88
Size1.3 inchesn/an/a1.5 inches or 1.65 inchesNA
Touchn/an/an/a
TypeTFTLEDn/aAMOLEDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMIP585ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aWatch OS
Apps
Music

All Wearables