Casio G-Shock GBA800 vs. Polar A370 vs. Fitbit Versa 2 vs. Xiaomi Mi Band 4 vs. Apple SE

 
G-Shock GBA800
A370
Versa 2
Mi Band 4
SE
 CasioG-Shock GBA800Remove Buy NowPolarA370Remove Buy NowFitbitVersa 2Remove Buy NowXiaomiMi Band 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$120$179.95$199$25$279
Release20182017201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 yearsUp to 3 days5 days20 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80300 x 300120x240384 x 480
Size1.18 inches1.34 inches0.95 inches40mm
Touch
TypeTFT LCDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance20 ATMWR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemBuild-inAMAZFIT OSWatchOS 5
Apps
Music

All Wearables