Fitbit Ionic vs. Casio WSD-F20A vs. Garmin Chronos vs. Fitbit Flex vs. Polar A370

 
Ionic
WSD-F20A
Chronos
Flex
A370
 FitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$299$399$1500$100$179.95
Release20172018201820132017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days1 day8 days5 daysUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320218 x 218NA160 x 80
Size1.421.32 inches1.2 inchesNA1.18 inches
TouchNA
TypeOLEDLCDMIPLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM10 ATM1 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSWear OSNA
Apps
Music

All Wearables