Olio Model One vs. Fitbit Charge 2 vs. Casio G-Shock GBA800 vs. Apple Watch 7 vs. Apple Watch 8

 
Model One
Charge 2
G-Shock GBA800
Watch 7
Watch 8
 OlioModel OneRemove Buy NowFitbitCharge 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowAppleWatch 7Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$595$150$120$429$499
Release20152016201820212022

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/a
Distancen/a
Heartn/a
Oxygenn/a
Sleepn/a
Stepsn/a
Swimn/a

Battery

Duration2 days5 days2 years18 Hours18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/an/a396 x 484340 x 272 or 390 x 312
Sizen/an/a1.9 inches1.5 inches or 1.65 inches
Touchn/a
Typen/aOLEDMicroLEDAMOLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATMn/a20 ATMwater resistant but not waterproof5 ATM

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/an/aWatchOS 8WatchOS 9
Appsn/a
Music

All Wearables