A handy chart comparing various film sizes. Large format 4x5 film contains 15 times the information as 35mm film. Even Canon’s new $8000, 21 megapixel, professional-grade digital camera still has a 35mm-sized sensor. (thx, jake)
Update: Jason sends this note along via email: “If you’re curious about digital vs. film resolution comparisons (which can get complicated), here are two links that might be of interest”: Understanding image sharpness and 4x5” Drum Scanned Film vs. 39 Megapixel Digital. Christian emailed a link to Film is digital and digital is analog.