Most iPhones have a similar design, so you can not always easily tell which model you own. This information is important if you buy accessories such as bags or ask Apple for technical support. Find out which smartphone is in your pocket.
Start the Settings application first. If you can not find the app on the home screen, swipe down the phone's screen and use Spotlight to search for "Settings."
Next, scroll down and then tap on the "General" option.
Select the third "Info" at the top of the list.
Now that you're on the info screen, you can see the "model name" and "model number" of your iPhone.
Your iPhone's Model Name This is all you need to know when buying bags and other accessories designed specifically for your handset. The model number is information that may only be required by Apple.