Full Guide About backups and restoring in iCloud and iTunes on iPhone, iPad, or iPod touch

iCloud and iTunes enables you to save your iPhone, iPad, or iPod touch by backing up your device in iCloud or iTunes. You can always restore your backups If you replace your device,or setting a new iOS device. You can use backups from your iCloud and iTunes accounts to transfer data like your contacts and photos to your new device.

How to Backup or restore data in iCloud and iTunes on iPhone and iPad

Two ways to restore or backup your iPhone or iPad data

Apple provides two ways to restore or backup your iOS device data. You can choose and decide which is the best for you. Each methods have some restrictions on it and are different from each other. Just look at it:

Using iCloud

If you are using iCloud, it Stores backups in the cloud and you can access it anywhere
Space or Free memory usage is up 5GB after that you have to pay. Although, it provides storage upto 1TB but with Paid subscription.
Always encrypts your backups and keeps it safe.
Lets you create backups and restore backups again on your iPhone or iPad from anywhere with Wi-Fi

Using iTunes

If you are using iCloud, it Stores backups on your Mac or PC
Storage depends on your Mac or PC’s available space.
It doesn’t Always encrypts your backups but you can turn on encrypt backups feature.
Lets you create backups and restore backups again on your iPhone or iPad from you Mac or PC only.

iCloud backups

With a Wi-Fi network connection, you can make a backup of your device using iCloud. You don’t need to plug your device into a computer or even be at home to make a backup with iCloud. How to Backup or restore data in iCloud and iTunes on iPhone and iPad.

iCloud backups include nearly all data and settings stored on your device. iCloud backups don’t include:

Photos which are already stored in your cloud account, like My Photo Stream, and iCloud Photo Library will not be included.
Data stored in other cloud services, like Gmail and Exchange mail
Touch ID settings.
Information and settings data of Apple Pay will not be included
Content you didn’t get directly from iTunes, App, or iBooks Stores, like imported MP3s, videos, or CDs
Apple App Store content will not be included.
Apple Health and Apple Keychain app data will not be included.

How to Backup or restore data in iCloud and iTunes on iPhone and iPad.

iTunes backups

From your Mac or PC, you can make a backup of your device in iTunes. If you are synchronizing your iPhone 4, 4s, 5s, 6, 6 Plus, iPod touch, or iPad data with itunes that doesn’t means it is creating a backup for you. You have to create it.

As far as i know, itunes is the faster, easier and secure way to restore and backup your iPhone 4, 4s, 5s, 6, 6 Plus, iPod touch, or iPad data. Just make sure that you have updated your iTunes store to Latest version. Restoring iOS or iPod software deletes all your data and content from your device, including songs, videos, contacts, photos, and calendar info. How to Backup or restore data in iCloud and iTunes on iPhone and iPad.

If you backup your iPhone 4, 4s, 5s, 6, 6 Plus, iPad, or iPod touch in the past, you’ll have a copy of your information to use if your device is ever replaced, lost, or damaged. Backups let you transfer data from your last device to your new one and helps in restoring your iOS device.

Some Iphone or iPad data that iTunes backup doesn’t include:

Photos which are already stored in your cloud account, like My Photo Stream, and iCloud Photo Library will not be included.
Touch ID settings.
Information and settings data of Apple Pay will not be included.
Apple Health and Apple Keychain app data will not be included.
In order to backup Apple Health and Apple Keychain app data you have to use Encrypted Backup feature in iTunes.

You will not be able to Transfer all of your stored data Data that won’t transfer from one kind of device to another

Restoring an iPhone backup on your iPad or iPod touch will result in to partial restoring of your data.For example using an iPad backup for an iPhone, certain types of data won’t transfer:

Photos will not be transferred.
Attachments in Messages will be restricted.
Voice Memos will not be restored.
Some apps are only compatible with iPad, so you will not be able to Restore or transfer those apps on other device.

iCloud and iTunes Backup and Restore Guide for iPhone, iPad or iPod Touch – :

Also see apple official documents: