> And it's worth so much more money than Acros and Tmax 100?

Here in Germany:
Acros: 5€50
TMX: 4€00
K100: 2€60.

Please keep i n mind K100 is sold in double boxes sometimes (2 films). I looked at B&H and found the film for 2$95:
http://www.bhphotovideo.com/c/search...o%3C%2FSPAN%3E
(Scroll one or two pages donw)