Comparison data taken from Autodesk© website Friday Aug 15th 2003. Reference from Autodesk comparison chart. To the best of my knowledge this table is correct and unknown features have been marked as unknown rather than guessed. If you think any of these details are incorrect, let me know as soon as you can. <!-- Hairball -->
| Feature \ Product | Autodesk© Express Viewer 3.1 | Autodesk© Volo® View | LX-Viewer v1.0 |
|---|---|---|---|
| Availability | Free (fill in a form) | $195 * | Free |
| Platform Support | Windows | Windows | Linux (Also Windows in beta) |
| License | Free(**) - Binary only | $195(*) | Free - Modified GPL (Links to a Binary Lib) |
| Size | 2.3 Mb (6mb installed***) | 34 Mb | 740k source |
| Use | Stand alone or embedded in browser | Stand alone or embedded in browser | Stand alone command line (inc webserver/CGI) or GUI |
| Real-time 2D pan and zoom | Yes | Yes | Yes |
| Easy to-scale printing | Yes | Yes | Yes |
| View DWFTM files (including multisheet DWF 6) | Yes | Yes | No (working on it) |
| High-quality, stylized plotting | No | Yes | Yes |
| 3D viewing and orbit | No | Yes | 3D view only |
| Smart markup, text callouts, etc | No | Yes (ActiveShapesTM) | No (RML markup support programming underway) |
| Accurate measurements | No | Yes (AutoSnap®) | No |
| View AutoCAD® DWG and DXF® files | No | Yes | All but 2004 |
| View IPT, IAM, IDW and raster files | No | Yes | raster (BMP, PNG) |
| Publish DWF files from DWG files | No | Yes | No (working on it) |
| Rich API | Yes | Yes | Yes! Open Source C++ |
| Automatic Program update | Yes | No | No |
| Batch Print | Yes | Unknown | Yes |
| Internal command line | No | No | Yes |
| Supports PGP file for command aliases | No | No | Yes |
| Batch File conversion | No | No | Full |
| Save as SVG v1.0 | No | No | Yes |
(*) Normal store price (ref) Autodesk© website Friday Aug 15th 2003
(**) They let you distribute it and everything, they're learning.
(***) According to install screen when tested, 22nd August 2003