Samsung Gear S vs. Amazfit T-Rex vs. HTC re Grip

 
Gear S
T-Rex
re Grip
 SamsungGear SRemove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$250$140$199
Release201320192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a20 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360360 x 360160 x 32
Size2 inches1.3 inches1.8 inches
Touch
TypeSuper AMOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenBuild-inNA
Apps
Music

All Wearables