Need to know how the new GCSE grading system compares to the previous structure?

From 2017, GCSE grades are changing. The new system has a scale from 1-9, with 9 being the highest grade equivalent to slightly higher than an A* in the current/previous grading system.

Have a look at the image below to see how the new grades compare to the old ones:

Source and further information: https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/596393/Grading_new_GCSEs_from_2017_v4.pdf