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

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

Basic Info

Suggested Price$129$130$120$199.99$25
Release20162016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days2 weeks4 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorblue
Resolutionn/an/a128 x 32300 x300120x240
Sizen/an/an/a1.34 inches0.95 inches
Touchn/aSwipe
Typee-paperOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/a5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/an/aAMAZFIT OS
Apps
Music

All Wearables