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Image of a Bip
Image of a Time 2
Image of a Mi Band 4
 Pebble2Remove Buy NowAmazfitBipRemove Buy NowPebbleTime 2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$129$99.99$199$25
Release2016201820162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days30 days10 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a176 x 176NA120x240
Sizen/a1.28 inchesNA0.95 inches
Touch
Typee-paperNAe-paperAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP683 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSAMAZFIT OS
Apps
Music

All Wearables