Reasons to use Freesat rather Freeserve...

[dutchman]

The following channels are available in HD on Freesat but not on Freeserve:
Quest
ITV2
ITV3
ITV4
ITV Be
Sky Mix

GB News
BBC News
BBC Parliament
Al Jazeera (English)
CNBC
CNN
France 24
Bloomberg
NHK World (Japan)

QVC
QVC Style
TJC
Ideal World
MstHveIdeas
HobbyMaker

In addition, while not in HD, the following channels are much higher SD picture quality on Freesat than on Freeserve:
Dave*
Drama
Yesterday
Quest Red
Eden
Blaze

*The HD version of Dave is currently exclusive to Sky subscribers.

Sources:
https://www.digitalbitrate.com/dtv.php? ... =2&live=69
https://www.digitalbitrate.com/dtv.php? ... e=2&live=9