Polar M600 vs. Misfit Ray vs. Apple Watch Series 2 vs. Fitbit Flex vs. Apple Watch 7

 
M600
Ray
Watch Series 2
Flex
Watch 7
 PolarM600Remove Buy NowMisfitRayRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitFlexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$330$100$269$100$429
Release20162016201620132021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months18 hours5 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a340 x 272 or 390 x 312NA396 x 484
Size1.3 inchesn/a1.5 inches or 1.65 inchesNA1.9 inches
Touchn/an/aNA
TypeTFTLEDAMOLEDLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWatch OSNAWatchOS 8
Apps
Music

All Wearables