Microsoft Band 2 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Xiaomi Mi Band 4 vs. Apple Watch Ultra

 
Band 2
G-Shock GBA800
645 Music
Mi Band 4
Watch Ultra
 MicrosoftBand 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowXiaomiMi Band 4Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$250$120$450$25$799
Release20152018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours (without GPS)2 years7 days20 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128240 x 240120x240502x410 pixels
Size1.36 inches1.2 inches0.95 inches1.92 inches
Touch
TypeCapacitative TFTMIPAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX720 ATM5 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAMAZFIT OSWatchOS 9
Apps
Music

All Wearables