Here’s links to all the reviews.
Horror of Dracula (1958) My rating: 9.5
Dracula: Prince of Darkness (1966) My rating: 8
Dracula Has Risen From the Grave (1968) My rating: 8.5
Taste the Blood of Dracula (1969) My rating: 7
Scars of Dracula (1970) My rating: 6.5
Dracula AD 1972 (1972) My rating: 6
The Satanic Rites of Dracula (1973) My rating: 5.5