Pebble Time Round vs. Fitbit Flex 2 vs. Garmin Vivosmart 3 vs. Garmin Forerunner 45

 
Time Round
Flex 2
Vivosmart 3
Forerunner 45
 PebbleTime RoundRemove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart 3Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$100$139.99$199
Release2015201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days7 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/a64 x 128208 x 208
Sizeroundn/aNA1.04 inches
Touchn/a
Typee-paperLEDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aBuilt-in
Apps
Music

All Wearables