Pebble Time Steel vs. Polar Loop 2 vs. Amazfit Cor vs. Jawbone UP4

 
Time Steel
Loop 2
Cor
UP4
 PebbleTime SteelRemove Buy NowPolarLoop 2Remove Buy NowAmazfitCorRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$250$120$79.99$200
Release2015201520182015

Activity & Fitness

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

Battery

Duration10 days8 days (without notifications)12 daysNA
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/a80 x 160NA
Size1.26 inchesn/a1.23 inchesNA
TouchNA
Typee-paperLEDIPS LCDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNA
Apps
MusicNA

All Wearables