T-Rex
One
Fenix 5X
UP4
 AmazfitT-RexRemove Buy NowFitbitOneRemove Buy NowGarminFenix 5XRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$140$100$699$200
Release2019201220172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days10-14 daysUp to 12 daysNA
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a240 x240NA
Size1.3 inchesn/a1.2 inchesNA
TouchNA
TypeAMOLEDOLEDNANA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant10 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating SystemBuild-inn/aNA
Apps
MusicNA

All Wearables