Polar A360 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Apple Watch Series 4 vs. Garmin Instinct

 
A360
Forerunner 235
Flex
Watch Series 4
Instinct
 PolarA360Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$200$299.99$100$329$300
Release20152017201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days9 days5 daysNot Yet14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80215 x 180NA384 x 480128 x 128
Size1.18 inches1.23 inchesNA1.78 inches0.9 inches
TouchNA
Typen/aMIPLEDMicroLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATM1 ATMNot Yet10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5
Apps
Music

All Wearables