Fitbit Flex vs. Polar Loop vs. Garmin Instinct vs. Apple Watch Ultra

 
Flex
Loop
Instinct
Watch Ultra
 FitbitFlexRemove Buy NowPolarLoopRemove Buy NowGarminInstinctRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$100$300$799
Release2013201320182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days14 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNANA128 x 128502x410 pixels
SizeNANA0.9 inches1.92 inches
TouchNA
TypeLEDLEDOMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM2 ATM10 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemNANAWatchOS 9
Apps
Music

All Wearables