Fitbit Alta vs. Fitbit Charge 2 vs. Polar A360 vs. Fitbit Flex vs. Garmin Forerunner 45

 
Alta
Charge 2
A360
Flex
Forerunner 45
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowPolarA360Remove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$130$150$200$100$199
Release20162016201520132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days12 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a160 x 80NA208 x 208
Sizen/an/a1.18 inchesNA1.04 inches
Touchn/an/aNA
TypeOLEDOLEDn/aLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/aWR301 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aNABuilt-in
Apps
Music

All Wearables