Fitbit Alta vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin VivoActive 4 vs. HTC re Grip

 
Alta
Flex 2
WSD-F20A
VivoActive 4
re Grip
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminVivoActive 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$130$100$399$349$199
Release20162016201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day8 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320260 x 260160 x 32
Sizen/an/a1.32 inches1.3ionches1.8 inches
Touchn/an/a
TypeOLEDLEDLCDMIPPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM5 ATMIP57

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSWear OSNA
Apps
Music

All Wearables