What percentage is each grade in IGCSE Computer Science?
Grade boundaries change every session, so percentages aren't fixed. Based on the Edexcel June 2025 boundaries for overall (9–1), here's the percentage needed for each grade in Computer Science (4CP0).
| Grade | Min mark | Min percentage |
|---|---|---|
| 9 | 140/160 | 88% |
| 8 | 132/160 | 83% |
| 7 | 125/160 | 79% |
| 6 | 113/160 | 71% |
| 5 | 102/160 | 64% |
| 4 | 91/160 | 57% |
| 3 | 66/160 | 42% |
| 2 | 42/160 | 27% |
| 1 | 18/160 | 12% |
Overall (9–1) · maximum mark 160 · June 2025.
FAQ
What percentage is a 9 in IGCSE Computer Science?
In June 2025 (Overall (9–1)), a 9 needed about 88% (140/160). Boundaries shift slightly each session.
What percentage is a pass (4) in IGCSE Computer Science?
A grade 4 needed roughly 57% in June 2025. Grade 4 / C is generally treated as a standard pass.
Are these IGCSE Computer Science percentages official?
They are derived from the official Edexcel grade threshold tables. Boundaries are set per session, so use these as a guide and confirm with your exam board.