When I download something using torrent though, the speed is shown as 10 MB/s

You forgot the i, qBittorrent displays speeds in MiB/s not MB/s.

Mb/s = Megabit per second

MB/s = Megabyte per second

MiB/s = Mebibyte per second

Anyway 10 MiB/s is ~ 83 Mb/s so you’re fine.

www.google.com/search?q=10+mib+to+megabit