Polar Loop 2 vs. Garmin Forerunner 935 vs. Casio G-Shock GBA800 vs. Fitbit Versa 2 vs. Xiaomi Mi Band 4

 
Loop 2
Forerunner 935
G-Shock GBA800
Versa 2
Mi Band 4
 PolarLoop 2Remove Buy NowGarminForerunner 935Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitVersa 2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$120$500$120$199$25
Release20152017201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)Up to 2 weeks2 years5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240300 x 300120x240
Sizen/a1.2 inches1.34 inches0.95 inches
Touch
TypeLEDLCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM20 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuild-inAMAZFIT OS
Apps
Music

All Wearables