Fossil Q Founder vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Polar A370

 
Q Founder
Flex 2
Ionic
WSD-F20A
A370
 FossilQ FounderRemove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$275$100$299$399$179.95
Release20152016201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day5 days4+ days1 dayUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 326n/a348x250320 x 320160 x 80
Size1.5 inchesn/a1.421.32 inches1.18 inches
Touchn/a
TypeLCDLEDOLEDLCDTFT LCD

Functions

Audio Speakern/a
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM50m5 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSWear OS
Appsn/a
Music

All Wearables