Fitbit Alta vs. Microsoft Band 2 vs. ASUS ZenWatch 3 vs. Casio WSD-F20A vs. Apple Series 6

 
Alta
Band 2
ZenWatch 3
WSD-F20A
Series 6
 FitbitAltaRemove Buy NowMicrosoftBand 2Remove Buy NowASUSZenWatch 3Remove Buy NowCasioWSD-F20ARemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$250$229$399$399
Release20162015201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)48 hours1 dayNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128400 x 400320 x 320384 x 480
Sizen/a1.36 inches1.39 inches1.32 inches40mm
Touchn/a
TypeOLEDCapacitative TFTAMOLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/aIPX75 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2Wear OSWatchOS 5
Apps
Music

All Wearables