| Levels | European Common Framework | Qualifications |
| 8Expert | C2+ | IELTS 9 |
| 7Proficient | C2 | IELTS 7.5, 8, 8.5 CPE |
| 6Advanced | C1 | IELTS 6.5, 7 CAE |
| 5Upper-Intermediate | B2/B2+ | IELTS 5, 5.5, 6 FCE |
| 4Intermediate | B1/B1+ | IELTS 3.5, 4, 4.5 |
| 3Pre-Intermediate | A2+ | IELTS 3 |
| 2Elementary | A2 | |
| 1Beginner | A1 |