Fitbit Flex 2 vs. Jawbone UP2 vs. Jawbone UP4 vs. Fitbit Versa 2 vs. Garmin Forerunner 45

 
Flex 2
UP2
UP4
Versa 2
Forerunner 45
 FitbitFlex 2Remove Buy NowJawboneUP2Remove Buy NowJawboneUP4Remove Buy NowFitbitVersa 2Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$100$200$199$199
Release20162015201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 daysNA5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/aNANA300 x 300208 x 208
Sizen/aNANA1.34 inches1.04 inches
Touchn/aNANA
TypeLEDNANAAMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash resistantNA5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANABuild-inBuilt-in
Apps
MusicNA

All Wearables