University of Oxford

A-levels A*AA to AAA (or IB 39-42), varies by course — check course-specific page. IELTS: "Standard level" 7.0 overall/6.5 per component for most courses, "Higher level" 7.5/7.0 for some Humanities courses.

Official ox.ac.uk (English language requirements page): Oxford sets three English tiers (Standard/Higher/Advanced) per course — IELTS 7.5/TOEFL 110 used here as the commonly-required "Higher" level baseline; check the specific course page for its exact tier. GPA: courses requiring UK first-class-equivalent honours typically need ~85%/"Excellent"/GPA 3.7-4.0; a lower "merit"-level course may accept ~3.2. Applications can be submitted without test scores and are still assessed by the department.

Official ox.ac.uk: DPhil (PhD) English requirement is usually IELTS overall 7.5 or TOEFL overall 110, meeting the minimum in every component (course-specific pages set exact figures, other accepted tests include Cambridge English and the Oxford Test of English Advanced). Requires a Master's (or predicted) with a mark of at least 68 overall and 68 in the dissertation, in a relevant field. Test must be within 2 years of course start; applications can be submitted before results are available.