Fitbit Alta vs. Apple Watch Series 2 vs. Casio G-Shock GBA800 vs. Fitbit Charge 3 vs. Apple SE

 
Alta
Watch Series 2
G-Shock GBA800
Charge 3
SE
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitCharge 3Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$130$269$120$150$279
Release20162016201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours2 years7 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 31266 x 18384 x 480
Sizen/a1.5 inches or 1.65 inches.721 inches40mm
Touchn/a
TypeOLEDAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistancen/a5ATM20 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSNAWatchOS 5
Apps
Music

All Wearables