Apple Watch Series 3 vs. Fitbit Charge 2 vs. Fitbit One vs. Casio G-Shock GBA800 vs. Apple Watch 7

 
Watch Series 3
Charge 2
One
G-Shock GBA800
Watch 7
 AppleWatch Series 3Remove Buy NowFitbitCharge 2Remove Buy NowFitbitOneRemove Buy NowCasioG-Shock GBA800Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$329$150$100$120$429
Release20172016201220182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days10-14 days2 years18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/an/a396 x 484
Size1.5 inches or 1.65 inchesn/an/a1.9 inches
Touchn/a
TypeAMOLEDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aSplast Resistant20 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/aWatchOS 8
Apps
Music

All Wearables