+Try to port forward your modem
go here http://www.portforward.com/english/routers/port_forwarding/routerindex.htm
(choose your modem)
you can see around the bitcomet website, there is the guide
+check your firewall, make sure it does not prevent Bitcomet
or you can turn it off
+speed is also effect by seed (uploader) and peer(downloader). choose a torrent that has seeds > peers, your speed shoud better
the one has more seeds, the one faster
These things help me to download some films, it will work
Good luck!
