Version:           2.1 (using KDE 4.1.3)
OS:                Linux
Installed from:    Ubuntu Packages

In the konsole help:

konsole --help-all

there's a geometry option. I try to use it but it doesn't work. Although I launch konsole for example like this:

konsole --geometry 500x200
konsole --geometry 1000x400

konsole always open with the same size, about 740x840 approximately.