Samsung Gear S vs. Samsung Gear S2 vs. Diesel On Full Guard vs. Jawbone UP3 vs. Amazfit T-Rex

 
Gear S
Gear S2
On Full Guard
UP3
T-Rex
 SamsungGear SRemove Buy NowSamsungGear S2Remove Buy NowDieselOn Full GuardRemove Buy NowJawboneUP3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$300$325$180$140
Release20132015201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2-3 days1 day7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution480 x 360360 x 360454 x 454NA360 x 360
Size2 inches1.2 inches1.4 inchesNA1.3 inches
TouchNA
TypeSuper AMOLEDSuper AMOLEDOMOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP68IP67NA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenAndroid Wear 2.0NABuild-in
Apps
MusicNA

All Wearables