Misfit Ray vs. Xiaomi Mi Band 2 vs. Polar M430 vs. Casio WSD-F20A vs. Apple Watch Ultra

 
Ray
Mi Band 2
M430
WSD-F20A
Watch Ultra
 MisfitRayRemove Buy NowXiaomiMi Band 2Remove Buy NowPolarM430Remove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$23$255$399$799
Release20162016201720182022

Activity & Fitness

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

Battery

Duration6 months20 hours30 hours1 day36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128x128320 x 320502x410 pixels
Sizen/a0.42 inches1.4 inch1.32 inches1.92 inches
Touchn/a
TypeLEDOLEDLCDLCD

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67WR305 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSWatchOS 9
Apps
Music

All Wearables