Pebble 2 vs. Polar M400 vs. Misfit Ray vs. Garmin Vivofit 4 vs. Xiaomi Mi Band 3

 
2
M400
Ray
Vivofit 4
Mi Band 3
 Pebble2Remove Buy NowPolarM400Remove Buy NowMisfitRayRemove Buy NowGarminVivofit 4Remove Buy NowXiaomiMi Band 3Remove Buy Now

Basic Info

Suggested Price$129$200$100$79.95$44.95
Release20162014201620182018

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days6 months1 year20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a88 x 88128 x 80
Sizen/an/an/aNA0.78 inches
Touchn/a
Typee-papern/aLEDNAOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/a
Apps
Music

All Wearables