Polar Loop 2 vs. Samsung Gear Fit2 vs. Fitbit Charge vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
Loop 2
Gear Fit2
Charge
Vivofit 4
Forerunner 45
 PolarLoop 2Remove Buy NowSamsungGear Fit2Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$120$180$130$79.95$199
Release20152016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)3-4 days7-10 days1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a432 x 216NA88 x 88208 x 208
Sizen/a1.5 inchesNANA1.04 inches
TouchNA
TypeLEDSuper AMOLEDOLEDNALCD

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP681 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenNABuilt-in
Apps
Music

All Wearables