What are the differences between lite, standard and enterprise edition?

  Lite Edition Standard Edition Enterprise Edition
Spreadsheet size limitation 200 KB (XLS), 600 KB (XML) 1 MB (XLS), 6 MB (XML) Unlimited
Number of Excel formulas supported 325 325 325
Database support(1) No No Yes
Migration and testing tool SpreadsheetDiff No No Yes
Multithreaded support No No Yes
Chart support No Yes Yes
Pivot table support No No Yes
30 day trial version Yes No No

1) Database support refers to the formulas SQLOPEN and SQLGET which are a Pagos extension to Excel formulas.