Fitbit Alta vs. Casio WSD-F20A vs. Fossil Explorist vs. Fitbit Flex vs. Apple Series 6

 
Alta
WSD-F20A
Explorist
Flex
Series 6
 FitbitAltaRemove Buy NowCasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$399$255$100$399
Release20162018201820132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day24 hours5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320454 x454NA384 x 480
Sizen/a1.32 inches1.4 inchesNA40mm
Touchn/aNA
TypeOLEDLCDAMOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a5 ATMIP671 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWear OSWear OSNAWatchOS 5
Apps
Music

All Wearables