Blog Comparison Chart version 0.1 - © 2004 BlogBasics.com - Updated May 26, 2004
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| Current Version | 1.0.2 | 0.8.9 | 3.0 | 3.0 | 3.0 | 2.3 | 2.3 | 1.0 | 1.3.9 |
| Cost | Free | Free | Free | $69.95 | $199.95 | Free | $45 | $149 | Free |
| License | GPL | GPL | Commercial | Commercial | Commercial | Commercial | Commercial | Commercial | GPL |
| Requirements | PHP 4.1, MYSQL 3.23.23 | PHP 4.1, MYSQL 3.23.23 | Perl 5.004_04 AND MySQL OR Berkeley DB OR SQLLite OR PostgreSQL | Perl 5.004_04 AND MySQL OR Berkeley DB OR SQLLite OR PostgreSQL | Perl 5.004_04 AND MySQL OR Berkeley DB OR SQLLite OR PostgreSQL | PHP 4.1, MySQL 3.23 | PHP 4.1, MySQL 3.23 | PHP 4.1, MySQL 3.23.32 | PHP 4.04, MYSQL |
| Multiple Database Support | MYSQL-only | MYSQL-only | Berkeley DB, MySQL, SQLLite, PostgreSQL | Berkeley DB, MySQL, SQLLite, PostgreSQL | Berkeley DB, MySQL, SQLLite, PostgreSQL | MYSQL-only | MYSQL-only | MYSQL-only | MYSQL-only |
| Multiple Platform Support | UNIX/LINUX | UNIX/LINUX | UNIX/LINUX/Windows | UNIX/LINUX/Windows | UNIX/LINUX/Windows | UNIX/LINUX | UNIX/LINUX | UNIX/LINUX | UNIX/Windows |
| Rebuilding | No | No | Yes | Yes | Yes | No | No | No | No |
| XHTML/CSS Compliance | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No |
| Company Site | Click | Click | Click | Click | Click | Click | Click | Click | Click |
| Our Site | Click | Click | Click | Click | Click | Click | Click | Click | Click |
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| Number of Authors | Unlimited | Unlimited | 1 | 5 | 5 | Unlimited | Unlimited | Unlimited | Unlimited |
| Self-Registration | Choice | Choice | No | No | No | Yes | Yes | Yes | Choice |
| Author Security | Levels | Permission Groups | User Permissions | User Permissions | User Permissions | Levels | Levels | Permission Groups | Permission Groups |
| User Profiles | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Post Moderation | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Number of Weblogs | 1 | Unlimited | 3 | 5* | 5* | N | Unlimited | Unlimited | 1 |
| Categories | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited |
| Subcategories | Yes | Yes | No | No | No | No | No | Yes | No |
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| Blog by Mail | Yes | No | No | No | No | No | No | No | No |
| Blog Entry (textarea, etc) | Textarea | Textarea | Textarea | Textarea | Textarea | Textarea | Textarea | Textarea | Textarea |
| Boomarklets | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No | |
| Draft or Publish | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No |
| Assign Dates | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Pings | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No |
| Trackback | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No |
| Publishing API | Blogger, b2 | Blogger, MetaWeblog, MT | Atom, Blogger, MT, MetaWeblog | Atom, Blogger, MT, MetaWeblog | Atom, Blogger, MT, MetaWeblog | Blogger | Blogger | No | No |
| Keywords | No | No | Yes | Yes | Yes | No | No | No | No |
| HTML Helps | 15 | 3 | 3 | 3 | 6 | 6 | 6 | 0 | |
| Multiple Post | Yes | No | No | No | No | No | No | No | No |
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| Archive Flexibility | Yes | Yes | Yes | Yes | Yes | No | |||
| SEF URL | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Tell A Friend | No | No | No | No | Yes | Yes | Yes | Yes | |
| Built-in Search | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Integrated Linkroll | Yes | Yes | No | No | No | No | No | Yes | |
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| RSS Syndication | Yes | Yes | Yes | Yes | Yes | 1 | Multiple | Unlimited | No |
| RSS Output Version | 0.92, 2.0, RDF | 0.92, 2.0, RDF | 2.0, RDF | 2.0, RDF | 2.0, RDF | Yes | Yes | Yes | N/A |
| Atom Output | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | No |
| RSS Aggregation | No | No | No | No | No | No | Yes | No | No |
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| Comments | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Comment Spam Protection | |||||||||
| Comment Spam Filters | No | Yes | No | No | No | No | No | No | No |
| Comment Moderation | Yes | No | Yes | Yes | Yes | No | No | Yes | No |
| Comment Login | No | Yes | Yes | Yes | Yes | No | No | No | No |
| Comment Wait | No | No | Yes | Yes | Yes | No | No | No | No |
| Comment Blacklist | No | Yes | No | No | No | No | No | No | No |
| Comment RSS | Yes | Yes | Yes | Yes | Yes | No | No | Yes | No |
| Bulletin Board | No | No | No | No | No | No | Yes | No | Yes |
| Email Notification | Yes | Yes | Yes | Yes | Yes | No | |||
| IP Banning | No | No | Yes | Yes | Yes | Yes | Yes | Yes | No |
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| Customization | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Templates | Yes | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes |
| Template Language | PHP | PHP | Proprietary | Proprietary | Proprietary | PHP | |||
| Templates Available | 1 | 1 | 1 | 1 | 1 | 1 | Unlimited | 6 | |
| Online Editing | Yes | Yes | Yes | Yes | Yes | No | |||
| Offline Editing | Yes | Yes | Yes | Yes | Yes | Yes | |||
| Multiple Output Templates | No | No | No | No | No | No | |||
| Plug-ins | Yes | Yes | Yes | Yes | Yes | No | No | Yes | Yes |
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| Photo Albums | No | No | Yes | Yes | Yes | No | No | No | No |
| Integrated File / Image Uploading | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Thumbnail Automation | Yes | No | Yes | Yes | Yes | No | No | Yes | No |
| Wordpress | b2 evolution | MT Free | MT Personal | MT Commercial | pMachine Free | pMachine Pro | ExpressionEngine | Geeklog | |
| Referral Log | No | No | No | No | No | No | No | No | Yes |
| Visitor Log | No | No | No | No | No | No | No | No | Yes |