Fitbit Flex 2 vs. Xiaomi Mi Band 2 vs. Casio G-Shock GBA800 vs. Garmin Forerunner 45 vs. Apple SE

 
Flex 2
Mi Band 2
G-Shock GBA800
Forerunner 45
SE
 FitbitFlex 2Remove Buy NowXiaomiMi Band 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarminForerunner 45Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$23$120$199$279
Release20162016201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration5 days20 hours2 years7 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a208 x 208384 x 480
Sizen/a0.42 inches1.04 inches40mm
Touchn/a
TypeLEDOLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMIP6720 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuilt-inWatchOS 5
Apps
Music

All Wearables