Fitbit Flex 2 vs. Withings Pulse Ox vs. Polar Loop vs. Apple Watch Series 4 vs. Garmin Instinct

 
Flex 2
Pulse Ox
Loop
Watch Series 4
Instinct
 FitbitFlex 2Remove Buy NowWithingsPulse OxRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$100$120$100$329$300
Release20162014201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 weeks5 daysNot Yet14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/ablue
Resolutionn/a128 x 32NA384 x 480128 x 128
Sizen/an/aNA1.78 inches0.9 inches
Touchn/aSwipe
TypeLEDOLEDLEDMicroLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMNot Yet10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWatch OS 5
Apps
Music

All Wearables