any1 own a SOny DVD handycams that are of the newer models? DCR-DVD803E. 703E . 653E or 602E?

I would like to know how long it takes to finalize a Dvd-RW disc in it. It is true that the more you record the less time it takes to finalize?

if you can, pls let me know how much u record and how fast it finalize ..