Fitbit Flex 2 vs. Misfit Flash Link vs. Sony SmartBand Talk vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
Flex 2
Flash Link
SmartBand Talk
Forerunner 45
Vivosmart 4
 FitbitFlex 2Remove Buy NowMisfitFlash LinkRemove Buy NowSonySmartBand TalkRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$20$170$199$130
Release20162015201420192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months3 days7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a296 x 128208 x 20848 x 128
Sizen/an/a1.4 inches1.04 inches0.74 inches
Touchn/an/a
TypeLEDn/aE InkLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearBuilt-in
Apps
Music

All Wearables