Pebble Steel vs. Polar Loop 2 vs. Garmin Vivofit 4 vs. Polar Loop vs. Garmin Instinct

 
Steel
Loop 2
Vivofit 4
Loop
Instinct
 PebbleSteelRemove Buy NowPolarLoop 2Remove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$150$120$79.95$100$300
Release20142015201820132018

Activity & Fitness

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

Battery

Duration5-7 days8 days (without notifications)1 year5 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a88 x 88NA128 x 128
Size1.26 inchesn/aNANA0.9 inches
Touch
Typee-paperLEDNALEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM2 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNA
Apps
Music

All Wearables