Pebble 2 vs. Fitbit Flex vs. Garmin Vivosmart 3 vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
2
Flex
Vivosmart 3
Forerunner 45
Vivosmart 4
 Pebble2Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$129$100$139.99$199$130
Release20162013201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days5 days7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA64 x 128208 x 20848 x 128
Sizen/aNANA1.04 inches0.74 inches
TouchNA
Typee-paperLEDOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSNABuilt-in
Apps
Music

All Wearables