No one want to lose their WordPress data, in order to save your site content given WordPress backup Plugins will be help you.
WordPress Backup to Dropbox
This plugin help you to keep your valuable data safe via WordPress Backup to Dropbox, this is very easy to use WordPress plugin to create backup of your site just in few minutes. You can create backup of your WordPress site directly on Dropbox on regular basis. You just need to set a day and time when you want to perform your backup it will automatically create.
Widget Importer & Exporter
This useful backup plugin not only help you to create backup of your site as well as you can import backuped data whenever you want. This plugin is somehow difficult in use however, it gives you reliable security of your data backup.
Google Drive for WordPress
Google Drive is a reliable source to save the data of Gmail users, now it is available for WordPress bloggers. You can create your site backup and Mysql DB with Google Drive.
Related: How to Backup WordPress?
If you are going to change the server of your site WordPress Move plugin will be a good choice for your site. This is a migration assistant for WordPress sites, which enable you to change domain name or you a want to install your site to another server.
This is one of the most easy to use WordPress backup plugins as it name shows its work, you can create and download your site backup. The mysqldump is one of the most powerful features of the plugin to consistent and reliable database backups.
It will create automatic backup of your site, you can set the content type of your site which data should store where and when. You can save your data many famous online data storage companies including Dropbox, S3 and FTP.
FTP to Zip
You can create a realizable and easy to use database browser based backup for your WordPress site by using PHP ZipArchive class ZipArchive. It will create the zip files in few minutes of all content that goes to backup.
All In One WP Security & Firewall
This is one of the most popular WordPress backup plugins as this is easy to use and comprehensive plugin having all backup features with reliable backup assurance.