Pebble Time Round vs. Fitbit Flex 2 vs. Fitbit Charge HR vs. Amazfit GTR vs. Garmin VivoActive 4

 
Time Round
Flex 2
Charge HR
GTR
VivoActive 4
 PebbleTime RoundRemove Buy NowFitbitFlex 2Remove Buy NowFitbitCharge HRRemove Buy NowAmazfitGTRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$100$150$199$349
Release20152016201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days24 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA454 x 454260 x 260
Sizeroundn/aNA1.39 inches1.3ionches
Touchn/aNA
Typee-paperLEDOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNABuild-inWear OS
Apps
Music

All Wearables