Polar Loop 2 vs. Fitbit Charge 3 vs. Fitbit Flex vs. Pebble Core vs. Polar A370

 
Loop 2
Charge 3
Flex
Core
A370
 PolarLoop 2Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$120$150$100$99$179.95
Release20152018201320162017

Activity & Fitness

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

Battery

Duration8 days (without notifications)7 days5 daysNAUp to 3 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a66 x 18NANA160 x 80
Sizen/a.721 inchesNANA1.18 inches
TouchNANA
TypeLEDOLEDLEDNATFT LCD

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM1 ATMNAWR30

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNANANA
Apps
Music

All Wearables