Pebble Time Round vs. Garmin Forerunner 935 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Fitbit Inspire HR

 
Time Round
Forerunner 935
Flex
Vivofit 4
Inspire HR
 PebbleTime RoundRemove Buy NowGarminForerunner 935Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$500$100$79.95$99
Release20152017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 daysUp to 2 weeks5 days1 year5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240NA88 x 88139 x 60
Sizeround1.2 inchesNANA1.4 inches
TouchNA
Typee-paperLCDLEDNAOLED

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 OSNAFitbit OS
Apps
Music

All Wearables