Fitbit Flex 2 vs. Basis Peak vs. Polar A370 vs. Polar Loop vs. Fitbit Versa 2

 
Flex 2
Peak
A370
Loop
Versa 2
 FitbitFlex 2Remove Buy NowBasisPeakRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$100$200$179.95$100$199
Release20162014201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4 daysUp to 3 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a168 x 144160 x 80NA300 x 300
Sizen/a1.25 inches1.18 inchesNA1.34 inches
Touchn/a
TypeLEDLCDTFT LCDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR302 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANABuild-in
Apps
Music

All Wearables