for budget purposes, The MTR is below the Kowloon Hotel.
For Kowloon, you could try
Near Tsim Sha Tsui MTR
The kowloon (small rooms)
The Sheraton
Park Hotel
LangHam Hotel
Jordan MTR
Eaton Hotel
Nathan Hotel
Mayfair Garden ( very small rooms)
Yau Ma Tei MTR
Dorsett Seaview
Mong Kok MTR
Langham Place Hotel
Royal Plaza (8 -10 mins walk) between Mong Kok and Prince Edward MTR
If you have no budget problem I would highly recomand The Peninsula