Sony SmartBand 2 vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
SmartBand 2
G-Shock GBA800
Grayson
Grayson
T-Rex
 SonySmartBand 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$120$350$350$140
Release20152018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 years24 hours24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a453 x 454453x454360 x 360
Sizen/a1.39 inches1.39 inches1.3 inches
Touchn/a
Typen/aAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP5820 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables