Pebble 2 vs. Withings Pulse Ox vs. Xiaomi Mi Band 2 vs. Fitbit Versa vs. Xiaomi Mi Band 4

 
2
Pulse Ox
Mi Band 2
Versa
Mi Band 4
 Pebble2Remove Buy NowWithingsPulse OxRemove Buy NowXiaomiMi Band 2Remove Buy NowFitbitVersaRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$129$120$23$199.99$25
Release20162014201620182019

Activity & Fitness

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

Battery

Duration7 days2 weeks20 hours4 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorblue
Resolutionn/a128 x 32n/a300 x300120x240
Sizen/an/a0.42 inches1.34 inches0.95 inches
TouchSwipe
Typee-paperOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aAMAZFIT OS
Apps
Music

All Wearables