Pebble Time Round vs. Casio WSD-F20A vs. Fitbit Flex vs. Polar Loop vs. Garmin VivoActive 4

 
Time Round
WSD-F20A
Flex
Loop
VivoActive 4
 PebbleTime RoundRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$399$100$100$349
Release20152018201320132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days1 day5 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NANA260 x 260
Sizeround1.32 inchesNANA1.3ionches
TouchNA
Typee-paperLCDLEDLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM1 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWear OSNANAWear OS
Apps
Music

All Wearables