Pebble Time Steel vs. Polar A360 vs. Jawbone UP4 vs. Polar A370 vs. Amazfit T-Rex

 
Time Steel
A360
UP4
A370
T-Rex
 PebbleTime SteelRemove Buy NowPolarA360Remove Buy NowJawboneUP4Remove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$200$200$179.95$140
Release20152015201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 days12 daysNAUp to 3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144160 x 80NA160 x 80360 x 360
Size1.26 inches1.18 inchesNA1.18 inches1.3 inches
TouchNA
Typee-papern/aNATFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR30NAWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNABuild-in
Apps
MusicNA

All Wearables