Sony SmartBand 2 vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson vs. Apple Watch 8

 
SmartBand 2
G-Shock GBA800
Grayson
A370
Grayson
Watch 8
 SonySmartBand 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$130$120$350$179.95$350$499
Release201520182018201720182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 years24 hoursUp to 3 days24 hours18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a453 x 454160 x 80453x454340 x 272 or 390 x 312
Sizen/a1.39 inches1.18 inches1.39 inches1.5 inches or 1.65 inches
Touchn/a
Typen/aAMOLEDTFT LCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP5820 ATM1 ATMWR301 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearWatchOS 9
Apps
Music

All Wearables