Fitbit Alta vs. Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Casio WSD-F20A vs. Apple Watch Series 5

 
Alta
Flex 2
Forerunner 935
WSD-F20A
Watch Series 5
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 5Remove Buy Now

Basic Info

Suggested Price$130$100$500$399$329
Release20162016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysUp to 2 weeks1 dayNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240320 x 320384 x 480
Sizen/an/a1.2 inches1.32 inches1.78 Inches
Touchn/an/a
TypeOLEDLEDLCDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM5 ATMNot Yet

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSWatchOS 5
Apps
Music

All Wearables