Polar Loop 2 vs. Garmin Chronos vs. Fitbit Flex vs. Pebble Core vs. Fitbit Sense 2

 
Loop 2
Chronos
Flex
Core
Sense 2
 PolarLoop 2Remove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$120$1500$100$99$300
Release20152018201320162022

Activity & Fitness

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

Battery

Duration8 days (without notifications)8 days5 daysNA6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a218 x 218NANA336x336
Sizen/a1.2 inchesNANA1.59 inches
TouchNANA
TypeLEDMIPLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM10 ATM1 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSNANA
Apps
Music

All Wearables