Fitbit Surge vs. Fitbit Charge 2 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Apple Watch Ultra

 
Surge
Charge 2
WSD-F20A
645 Music
Watch Ultra
 FitbitSurgeRemove Buy NowFitbitCharge 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$250$150$399$450$799
Release20162016201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days1 day7 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 320240 x 240502x410 pixels
Size1.26 inchesn/a1.32 inches1.2 inches1.92 inches
Touchn/a
TypeMonochrome LCDOLEDLCDMIP

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSWatchOS 9
Apps
Music

All Wearables