T-Rex
Verge
Galaxy Watch
SmartBand 2
 AmazfitT-RexRemove Buy NowAmazfitVergeRemove Buy NowSamsungGalaxy WatchRemove Buy NowSonySmartBand 2Remove Buy Now

Basic Info

Suggested Price$140$160$330$130
Release2019201920182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days5 days7 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 360454x454360 x 360n/a
Size1.3 inches1.39 inches1.2 inches or 1.3 inchesn/a
Touchn/a
TypeAMOLEDOMOLEDAMOLEDn/a

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATMIP58

Notifications

Phone
Emails
Texts

Software

Operating SystemBuild-inAMAZFIT OSTizen OSn/a
Apps
MusicSpotify

All Wearables