This collection of comparison PDF charts & white papers will help you in deciding if FileMaker is for you.
FileMaker Comparison Documents
FileMaker 10 vs MS Access
This PDF provides a broad set of comparative information showing the differences between FileMaker 10 and MicroSoft Access
FileMaker 9 vs MS Access
This PDF provides a broad set of comparative information showing the differences between FileMaker 9 and MicroSoft Access