Pebble Time Round vs. Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Garmin Vivofit 4 vs. Garmin Vivosmart 3

 
Time Round
Flex 2
Forerunner 935
Vivofit 4
Vivosmart 3
 PebbleTime RoundRemove Buy NowFitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$200$100$500$79.95$139.99
Release20152016201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 daysUp to 2 weeks1 year5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 24088 x 8864 x 128
Sizeroundn/a1.2 inchesNANA
Touchn/a
Typee-paperLEDLCDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/a
Apps
Music

All Wearables