The Progression Diploma, which comprises the Principal Learning and Generic Learning element of the Advanced Diploma, does not require the Additional and Specialist Learning component. The Progression Diploma is equivalent to 2.5 A levels.
From 2011, The Extended Diploma will be available at all three levels for all 17 lines of learning. These qualifications include more generic and additional and specialist learning than currently available Diplomas. Extended Diplomas are expected to have the following equivalencies:
Foundation — 7 GCSEs at grades D to G
Higher — 9 GCSEs at grades A* to C
Advanced — 4.5 A levels