Fitbit Flex 2 vs. Misfit Ray vs. Fitbit Ionic vs. Polar A370 vs. Fitbit Versa 2

 
Flex 2
Ray
Ionic
A370
Versa 2
 FitbitFlex 2Remove Buy NowMisfitRayRemove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$100$100$299$179.95$199
Release20162016201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months4+ daysUp to 3 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a348x250160 x 80300 x 300
Sizen/an/a1.421.18 inches1.34 inches
Touchn/an/a
TypeLEDLEDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50mWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSBuild-in
Apps
Music

All Wearables