BlogVault	BackupBuddy
Cost	$89/year	$75/year
Free Trial	7 Days	No
Offsite Backup	Yes. If your server crashes, recover to a new server easily.	No (plus an additional cost of paying for a storage account)
Test Restore	Yes, BlogVault lets you do a test restore so that you can check that your backups are correct.	No. There is no option to test the validity of your backups
Incremental Backups	Yes, BlogVault backsup only the changes. This minimizes the load on your site.	No. Each backup using BackupBuddy takes resources on your site, slowing it down.
Versioned Backups	Yes. blogVault gives you a list of backup versions that are easy to manage.	No. You would have to sort through large backup files to figure out which version of your backup is what you wanted.
Local Storage	No. BlogVault does not store any data on your servers	Yes, by using local storage for your backup, backup buddy can use GBs of data on your site. It also litters your wordpress with additional files
Support	Personalized	Email, Forums
WordPress Security	High. A read-only wordpress website can be backed up. This is in line with the best wordpress security practices	Low. BackupBuddy requires a writable site to backup your website.
Site Size	Works well with extremely large sites with GBs of data	BackupBuddy is mostly used for small sites.
Download Granularity	High. BlogVault allows you to download Individual files from specific days	Low. You can either download the whole backup or nothing.
Restore	Auto-restore. No downloading large backups. No FTPing. As easy as it gets.	Manual restore. You have to first download the backup then delete all the current data after which upload it manually and then finally run the script to restore your backup.
Bottom-Line	BlogVault offers you a Complete Service	BackupBuddy gives you just the software. The rest is up to you.