Polar Loop 2 vs. Withings Go vs. Basis Peak vs. Fitbit Flex vs. Garmin Forerunner 45

 
Loop 2
Go
Peak
Flex
Forerunner 45
 PolarLoop 2Remove Buy NowWithingsGoRemove Buy NowBasisPeakRemove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$120$80$200$100$199
Release20152016201420132019

Activity & Fitness

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

Battery

Duration8 days (without notifications)8 months4 days5 days7 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNANA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a168 x 144NA208 x 208
Sizen/an/a1.25 inchesNA1.04 inches
Touchn/aNA
TypeLEDE-InkLCDLEDLCD

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aNANABuilt-in
Appsn/a
Music

All Wearables