Fitbit Flex 2 vs. Fitbit Ionic vs. Garmin Fenix 5 vs. Polar Loop vs. Garmin Forerunner 45

 
Flex 2
Ionic
Fenix 5
Loop
Forerunner 45
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowGarminFenix 5Remove Buy NowPolarLoopRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$299$599.99$100$199
Release20162017201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days2 Weeks5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250240 x 240NA208 x 208
Sizen/a1.421.2 inchesNA1.04 inches
Touchn/a
TypeLEDOLEDnaLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m10 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNABuilt-in
Apps
Music

All Wearables