Misfit Phase vs. Withings Activite Sapphire vs. Misfit Ray vs. Polar Loop 2 vs. Xiaomi Mi Band 4

 
Phase
Activite Sapphire
Ray
Loop 2
Mi Band 4
 MisfitPhaseRemove Buy NowWithingsActivite SapphireRemove Buy NowMisfitRayRemove Buy NowPolarLoop 2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$175$450$100$120$25
Release20162014201620152019

Activity & Fitness

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

Battery

Duration6 months8 months6 months8 days (without notifications)20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/an/a120x240
Sizen/a1.3 inchesn/an/a0.95 inches
Touchn/an/a
Typen/aAnalogLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/an/aAMAZFIT OS
Apps
Music

All Wearables