Pebble 2 vs. Fitbit Alta vs. Xiaomi Mi Band 2 vs. Casio G-Shock GBA800 vs. Xiaomi Mi Band 4

 
2
Alta
Mi Band 2
G-Shock GBA800
Mi Band 4
 Pebble2Remove Buy NowFitbitAltaRemove Buy NowXiaomiMi Band 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$129$130$23$120$25
Release20162016201620182019

Activity & Fitness

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

Battery

Duration7 days5 days20 hours2 years20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a120x240
Sizen/an/a0.42 inches0.95 inches
Touchn/a
Typee-paperOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/aIP6720 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/an/aAMAZFIT OS
Apps
Music

All Wearables