Fitbit One vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Forerunner 45 vs. Fitbit Sense 2

 
One
G-Shock GBA800
645 Music
Forerunner 45
Sense 2
 FitbitOneRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 45Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$120$450$199$300
Release20122018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days2 years7 days7 days6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240208 x 208336x336
Sizen/a1.2 inches1.04 inches1.59 inches
Touch
TypeOLEDMIPLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant20 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuilt-in
Apps
Music

All Wearables