Edexcel
Over 800 units covering Maths, Sciences, Economics and more (2015-2025).
View Edexcel grade boundariesWelcome to Grade-Boundary Explorer
This site offers a free, open-access way to analyse and compare A-Level grade boundaries for Edexcel, CIE, Oxford AQA, and OCR. Access tables, download CSVs and visualise trends with interactive charts.
Available datasets
CIE
Grade thresholds for AS/A-Level Cambridge International examinations (2021-2025).
View CIE grade boundariesOxford AQA
Oxford AQA subjects from 2020-2025 with verified grade-boundary data.
View Oxford AQA grade boundariesOCR
Comprehensive OCR A-Level grade boundaries from 2015-2025, including all major subjects.
View OCR grade boundaries