Polar Loop 2 vs. Polar Loop vs. Apple Watch Series 4 vs. Garmin Instinct vs. HTC re Grip

 
Loop 2
Loop
Watch Series 4
Instinct
re Grip
 PolarLoop 2Remove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy NowGarminInstinctRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$120$100$329$300$199
Release20152013201820182020

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 daysNot Yet14 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA384 x 480128 x 128160 x 32
Sizen/aNA1.78 inches0.9 inches1.8 inches
Touch
TypeLEDLEDMicroLEDOMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM2 ATMNot Yet10 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5NA
Apps
Music

All Wearables