Polar Loop 2 vs. Casio WSD-F20A vs. Jawbone UP24 vs. Garmin Instinct vs. Amazfit T-Rex

 
Loop 2
WSD-F20A
UP24
Instinct
T-Rex
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowJawboneUP24Remove Buy NowGarminInstinctRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$120$399$130$300$140
Release20152018201320182019

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day14 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NA128 x 128360 x 360
Sizen/a1.32 inchesNA0.9 inches1.3 inches
TouchNA
TypeLEDLCDNAOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMSplash Resistant10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNABuild-in
Apps
Music

All Wearables