Pebble Time vs. Polar Loop 2 vs. Jawbone UP4 vs. Polar A370 vs. Amazfit GTR

 
Time
Loop 2
UP4
A370
GTR
 PebbleTimeRemove Buy NowPolarLoop 2Remove Buy NowJawboneUP4Remove Buy NowPolarA370Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$120$200$179.95$199
Release20152015201520172019

Activity & Fitness

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

Battery

Duration7 days8 days (without notifications)NAUp to 3 days24 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/aNA160 x 80454 x 454
Size1.26 inchesn/aNA1.18 inches1.39 inches
TouchNA
Typee-paperLEDNATFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMNAWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNABuild-in
Apps
MusicNA

All Wearables