Polar Loop 2 vs. Fitbit Versa vs. Fitbit Flex vs. Apple Watch Series 4 vs. Garmin Instinct

 
Loop 2
Versa
Flex
Watch Series 4
Instinct
 PolarLoop 2Remove Buy NowFitbitVersaRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$120$199.99$100$329$300
Release20152018201320182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)4 days5 daysNot Yet14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a300 x300NA384 x 480128 x 128
Sizen/a1.34 inchesNA1.78 inches0.9 inches
TouchNA
TypeLEDOLEDLEDMicroLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM1 ATMNot Yet10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5
Apps
Music

All Wearables