WordPress Backup and Migration Plugins

Migrate Guru: Migrate & Clone WordPress Free

This plugin allow you to transfer your wordpress web site to another hosting for free. It support sites upto 200 GB in size. Use BlogVault to do the transfer.

https://wordpress.org/plugins/migrate-guru/

All-in-One WP Migration

This free plugin allow you to backup and restore your wordpress site. Free version support sites upto 500 MB. If your site is larger, you need to use paid version of this plugin.

To remove 500 MB limit, edit file

vi constants.php

Find

define( 'AI1WM_MAX_FILE_SIZE', 2 << 28 );

Replace with

define( 'AI1WM_MAX_FILE_SIZE', 8000 * 1024 * 1024 ); // Allow 8000 MB file restore.

https://wordpress.org/plugins/all-in-one-wp-migration/