>u were right, Saxon wasn't any faster with my PDF generation.
> Easy or not, the time spent on replacing the parser is > most likely wasted. Just as an FYI to anybody interested, the version of the parser does seem to make a difference. I was using Xalan 2.1.0 as the SAX parser, and as the size of the XML increased, the average rendering time per page using FOP increased. When I switched to Xalan 2.3.1, the rendering time per page stayed the same regardless of how big the XML was.