UK Grades vs US Grades — Complete Comparison Guide
A complete guide to comparing British and American academic grading systems at every level — A-Levels vs US high school GPA, GCSEs vs US grades, UK university degree classifications vs US GPA, and everything in between. Includes full conversion tables, cultural context, and practical guidance for students applying across the Atlantic.
UK First Class degree
3.7–4.0 GPA
US GPA equivalent
A-Level A grade
A- / 3.7 GPA
One step below maximum
UK 2:1 degree
3.3–3.7 GPA
Most common UK award
The UK and US academic grading systems look completely different on paper — but they measure similar things in similar ways. The difference is in vocabulary, scale, and structure. This page explains both systems at every level and shows exactly how they map to each other — whether you are a UK student applying to a US university, a US student applying to the UK, or an employer or admissions officer trying to evaluate credentials from the other side of the Atlantic.
Quick Grade Lookup
How UK and US Grading Systems Differ — The Big Picture
Different scales, different directions — same purpose. Both the UK and US systems exist to communicate academic performance — how well a student understood and demonstrated their knowledge. The difference is in the vocabulary. The UK uses letters (A*, A, B, C) and classifications (First, 2:1, 2:2) and percentages (70%, 65%). The US uses letters (A, B, C, D, F) and grade point values (4.0, 3.7, 3.3) and cumulative averages (GPA 3.5). Both systems are internally consistent and well understood within their home country — the challenge is translation.
Pre-university level — A-Levels vs US High School. UK students typically take 3–4 A-Level subjects studied deeply over two years, producing 3–4 grade letters. US students take 6–10 subjects per year, producing a GPA from many more data points. A-Level A* (the top grade) maps to a US 4.0 GPA. The depth of A-Level study is generally considered equivalent to or beyond the level of US AP courses in the same subjects. For a detailed conversion, see the A-Level to GPA converter.
Undergraduate level — UK degree classifications vs US GPA. UK undergraduate degrees are awarded as: First Class (First / 1st), Upper Second Class (2:1 — pronounced "two-one"), Lower Second Class (2:2 — "two-two"), Third Class (Third / 3rd), Pass, or Fail. These correspond to percentage bands. US universities award a GPA on the 4.0 scale. A UK First Class degree is broadly equivalent to a 3.7–4.0 GPA; a 2:1 is broadly equivalent to 3.3–3.7. See the GPA scale guide for the full US context.
Grading philosophy differences. UK universities — particularly in England — tend toward more conservative grading than US universities. A mark of 70% at a UK university represents First Class performance. The same raw mark at a US university would typically be a C+ or B-. This is a structural difference in expectations, not a quality difference — UK and US universities are simply calibrated differently. First Class UK graduates are high academic achievers regardless of the percentage figure.
The role of percentages. The UK uses percentages extensively at university level (70%+ = First, 60–69% = 2:1, etc.) while US universities use letter grades and GPA. GCSE results now use a 1–9 numerical scale (9 being highest). A-Levels use letters. UK degree classifications use words. The US system consistently uses letters (A–F) and their GPA equivalents across all levels.
A-Level vs US High School Grades — Pre-University Comparison
A-Levels are UK pre-university qualifications taken typically between ages 16–18. US high school grades are generated continuously throughout Grades 9–12 (ages 14–18) across many subjects. The table below maps A-Level grades to their US letter grade and GPA equivalents, and to approximate US high school percentage equivalents. For a dedicated tool, use the A-Level to GPA converter.
| A-Level Grade | UK Descriptor | UMS % Range | US Letter Grade | GPA (4.0) | GPA (5.0 Weighted) | US HS % Equivalent | AP Comparison |
|---|---|---|---|---|---|---|---|
| A* | Outstanding | 90–100% | A / A+ | 4.0 | 5.0 | 93–100% | Score 5 on AP exam |
| A | Excellent | 80–89% | A- | 3.7 | 4.7 | 87–92% | Score 4–5 on AP exam |
| B | Very Good | 70–79% | B+ | 3.3 | 4.3 | 80–86% | Score 3–4 on AP exam |
| C | Good | 60–69% | B | 3.0 | 4.0 | 73–79% | Score 3 on AP exam |
| D | Satisfactory | 50–59% | C+ | 2.3 | 3.3 | 67–72% | Score 2 on AP exam |
| E | Pass | 40–49% | C | 2.0 | 3.0 | 60–66% | Score 1–2 on AP exam |
| U | Unclassified | 0–39% | F | 0.0 | 0.0 | Below 60% | No AP equivalent |
Common A-Level Profile GPA Equivalents
| A-Level Profile | GPA (4.0) | US High School Equivalent | US University Tier |
|---|---|---|---|
| A*A*A* | 4.00 | Straight A+ in all courses | Ivy League / top-10 competitive |
| A*AA | 3.80 | Predominantly A/A+ | Top-25 US universities |
| AAA | 3.70 | Straight A- | Top-25 to top-50 US universities |
| AAB | 3.57 | Mix of A- and B+ | Top-50 to top-75 US universities |
| ABB | 3.43 | Mix of B+ and A- | Mid-tier state universities |
| BBB | 3.30 | Predominantly B+ | Regional universities |
| BBC | 3.20 | Mix of B+ and B | Open admission / community college |
GCSE Grades vs US Middle and High School Grades
GCSEs (General Certificate of Secondary Education) are UK qualifications taken at age 15–16 (Year 11), equivalent to the end of US Grade 10. Since 2017, GCSE grades have used a numerical 9–1 scale (9 being highest) replacing the old A*–G letter scale. US middle and high school grades use letters (A–F) and GPA equivalents.
| GCSE Grade (New) | GCSE Grade (Old) | UK Descriptor | US Letter Equivalent | GPA Approx | US Context |
|---|---|---|---|---|---|
| 9 | A*+ | Outstanding | A+ | 4.0 | Highest achievable — top ~3% nationally |
| 8 | A* | Excellent | A | 4.0 | Very strong performance — top ~10% nationally |
| 7 | A | Very Good | A- | 3.7 | Good strong pass — university entry standard |
| 6 | B | Good | B+ | 3.3 | Above average — strong pass |
| 5 | C+ | Strong Pass | B | 3.0 | Strong pass — standard university minimum |
| 4 | C | Standard Pass | B- | 2.7 | Standard pass — meets most requirements |
| 3 | D | Below Standard | C | 2.0 | Below standard — limited progression options |
| 2 | E | Poor | D | 1.0 | Poor — remedial support typically required |
| 1 | F/G | Very Poor | F | 0.5 | Very poor — significant gaps in knowledge |
| U | U | Ungraded | F | 0.0 | Ungraded — no achievement recorded |
UK Degree Classifications vs US University GPA
UK undergraduate degrees are awarded with classifications based on the final degree percentage average. The US awards a GPA on the 4.0 scale. The table below provides the standard equivalency used by US graduate schools, employers, and credential evaluators. For formal US applications, a WES GPA calculator can help you estimate your evaluated GPA.
| UK Classification | % Range (typical) | US GPA Equivalent | US Letter Grade | Description | Latin Honour Equivalent |
|---|---|---|---|---|---|
| First Class (1st) | 70%+ | 3.7–4.0 | A to A+ | Highest classification — exceptional achievement | Summa / Magna Cum Laude |
| Upper Second (2:1) | 60–69% | 3.3–3.69 | B+ to A- | Most common award — strong above-average performance | Cum Laude (roughly) |
| Lower Second (2:2) | 50–59% | 3.0–3.29 | B- to B+ | Below average — satisfactory performance | No direct equivalent |
| Third Class (3rd) | 40–49% | 2.0–2.99 | C to B- | Minimum honours degree — poor performance | No direct equivalent |
| Pass (Ordinary) | 35–39% | 1.7–1.99 | C- | Non-honours degree — below third class | No direct equivalent |
| Fail | Below 35% | Below 1.7 | D to F | Did not meet minimum requirements | No direct equivalent |
A First Class degree is awarded for a degree average of 70% or above at most English universities. Approximately 28–30% of UK undergraduate students now receive a First. In US terms, a First is equivalent to approximately 3.7–4.0 GPA — the range occupied by students graduating Magna or Summa Cum Laude. Graduate schools in the US, Canada, and Australia typically require a First or upper 2:1 from UK applicants.
The 2:1 is awarded for 60–69% and is the most common UK undergraduate award — received by approximately 50% of graduates. In US terms, a 2:1 is equivalent to approximately 3.3–3.69 GPA. The 2:1 is the standard minimum required by most UK graduate employers, professional programmes, and taught master's programmes. For US graduate school applications, a 2:1 from a strong UK university is generally competitive.
The 2:2 is awarded for 50–59%. It is a legitimate pass degree — approximately 17% of UK graduates receive a 2:2. However, many UK graduate employers and postgraduate programmes explicitly require a 2:1 minimum. In US terms, a 2:2 corresponds to approximately 3.0–3.29 GPA. A 2:2 may be sufficient for mid-tier US master's programmes, particularly with strong GRE/GMAT scores and relevant professional experience.
A Third Class degree is awarded for 40–49% and represents the minimum honours degree standard. Approximately 3–4% of UK graduates receive a Third. In US terms, a Third corresponds to approximately 2.0–2.99 GPA. For most graduate employment and further study, a Third significantly limits options — many postgraduate programmes and graduate employers require at least a 2:2.
US University GPA vs UK Degree Classification — Reverse Comparison
US students and graduates applying to UK universities, graduate programmes, or employers need to translate their GPA into UK classification terms. UK universities typically require a GPA of 3.5+ for competitive programmes — always check the specific course page.
| US GPA | US Letter Grade | US Classification | UK Equivalent | UK % Equivalent | Notes |
|---|---|---|---|---|---|
| 4.0 | A+ | Summa Cum Laude | First Class | 70%+ | Outstanding — top academic achievement |
| 3.7–3.9 | A | Magna Cum Laude | First Class | 70–75% | Strong First Class |
| 3.5–3.69 | A- | Cum Laude | First / high 2:1 | 68–72% | High 2:1 to low First boundary |
| 3.3–3.49 | B+ | Dean's List | Upper Second 2:1 | 63–67% | Solid 2:1 |
| 3.0–3.29 | B | Above average | Upper Second 2:1 | 60–63% | Low 2:1 |
| 2.7–2.99 | B- | Average | Lower Second 2:2 | 55–59% | High 2:2 |
| 2.3–2.69 | C+ | Below average | Lower Second 2:2 | 50–55% | Low 2:2 to Third boundary |
| 2.0–2.29 | C | Passing | Third Class | 45–50% | Third Class or Pass |
| Below 2.0 | D/F | Poor / Fail | Fail / Pass | Below 45% | Below honours standard |
UK Percentage Grades vs US Percentage Grades — Why They Mean Different Things
The calibration difference. A mark of 70% at a UK university means First Class — outstanding performance. The same 70% at most US universities would be approximately a C+ or B- — below average. This is not because UK universities are easier or harder — it is because the two systems are calibrated differently. UK university marking is traditionally conservative: markers aim for 60–70% as a good mark, with 70%+ reserved for genuinely exceptional work. US university marking tends toward higher raw scores: an A is typically 90–100%, a B is 80–89%.
The result. A UK student who graduated with a First Class degree and an average of 72% might write "72%" on a US application and appear to have a C grade to a US reader. This is a serious misunderstanding that must be pre-empted. Always contextualise UK percentages: "72% (First Class — UK grading scale, where 70%+ is equivalent to A-level performance)."
Conversion approach. Do not convert UK percentages to US percentages directly. Convert UK percentages to UK classification, then to US GPA equivalent. For example: UK 72% → First Class → US GPA approximately 3.8. Never write "72%" on a US application without context. Use the percentage grade calculator and the Quick Grade Lookup above.
| UK % | UK Classification | UK Descriptor | US GPA Equivalent | US Letter | US % Equivalent | Notes |
|---|---|---|---|---|---|---|
| 80%+ | First Class (high) | Exceptional | 4.0 | A+ | 95–100% | Very rare in UK — truly outstanding work |
| 75–79% | First Class | Excellent | 3.9 | A | 90–94% | |
| 70–74% | First Class | Very Good | 3.7–3.8 | A- | 87–92% | |
| 65–69% | Upper Second 2:1 | Good | 3.5–3.69 | A- | 84–89% | |
| 60–64% | Upper Second 2:1 | Satisfactory | 3.3–3.49 | B+ | 80–83% | |
| 55–59% | Lower Second 2:2 | Below Average | 3.0–3.29 | B | 75–79% | |
| 50–54% | Lower Second 2:2 | Pass | 2.7–2.99 | B- | 70–74% | |
| 45–49% | Third Class | Poor | 2.3–2.69 | C+ | 65–69% | |
| 40–44% | Pass (Non-Honours) | Minimum | 2.0–2.29 | C | 60–64% | |
| Below 40% | Fail | Fail | Below 2.0 | F | Below 60% |
How US Universities and Graduate Schools Evaluate UK Academic Credentials
US universities receive A-Level transcripts from UK applicants. Admissions officers at selective institutions are experienced with A-Levels. The School Profile document submitted by UK schools explains the grading system and contextualises the grades. A-Level grades are converted to GPA for the application form (A* = 4.0, A = 3.7, B = 3.3) and averaged across subjects. Some universities require a WES or ECE credential evaluation for formal GPA documentation.
UK graduates applying to US master's or PhD programmes must translate their degree classification to a GPA equivalent. Most US graduate schools publish minimum GPA requirements — typically 3.0 for general admission and 3.5+ for competitive programmes. A UK First Class (3.7–4.0 equivalent) is competitive at all US graduate schools. A 2:1 (3.3–3.7 equivalent) is competitive for most programmes. Most US graduate schools require a WES or ECE credential evaluation for UK degrees.
WES (World Education Services) and ECE (Educational Credential Evaluators) are the two most widely accepted NACES-member credential evaluation services in the US. Both evaluate UK A-Levels and UK undergraduate degrees and produce GPA equivalents on the 4.0 scale. Order evaluations early — standard processing takes 7–10 business days after all documents are received. Documents required: original degree certificate, official transcripts, and for A-Levels, original results certificates.
UK universities receive US transcripts showing GPA and letter grades. Most publish minimum GPA requirements for US applicants. A GPA of 3.5+ is typically required for competitive UK undergraduate programmes at Russell Group universities. For UK postgraduate programmes, 3.5–4.0 is typical for strong research universities; 3.0–3.5 for broader postgraduate entry. UK universities assess US applicants holistically — SAT/ACT scores, extracurriculars, and personal statements all contribute.
US students applying to UK universities use the UCAS system, just like UK students. US students typically apply with their SAT/ACT scores and high school GPA, which UK universities assess against their international entry requirements. Many UK universities have published their minimum GPA requirements for US applicants alongside their A-Level requirements. A GPA of 3.5–3.7 is typically equivalent to AAA–A*AA at A-Level for Russell Group entry purposes. See the UCAS context via our UCAS Points vs GPA guide.
UK Academic Grading Vocabulary — A Quick Reference for US Readers
UK academic grading uses vocabulary that is unfamiliar to US readers. This quick reference explains the key terms.
A-Level (Advanced Level)
Subject-based qualification taken at age 16–18, typically in 3–4 subjects. The primary university entry qualification in England, Wales, and Northern Ireland. Grades: A*, A, B, C, D, E, U. Equivalent to US AP courses in rigour but taken over two years with a narrower subject focus.
A* (A-star)
The highest A-Level grade, introduced in 2010. Represents outstanding performance (UMS 90%+). Equivalent to US A+/4.0 GPA.
GCSE (General Certificate of Secondary Education)
Qualifications taken at age 15–16 in typically 8–10 subjects. Grades now 9–1 (9 = highest). Equivalent to US Grades 9–10 coursework.
First Class (First / 1st)
The highest UK undergraduate degree classification. Awarded for degree averages of 70%+ at most universities. Approximately equivalent to US 3.7–4.0 GPA.
Upper Second (2:1)
The most common UK degree classification. Awarded for 60–69% average. Approximately equivalent to US 3.3–3.7 GPA.
Lower Second (2:2)
Awarded for 50–59% average. Approximately equivalent to US 3.0–3.3 GPA.
Third Class (Third / 3rd)
Minimum honours degree. Awarded for 40–49% average. Approximately equivalent to US 2.0–3.0 GPA.
Honours degree
A standard three or four-year undergraduate degree in the UK — classified as First, 2:1, 2:2, or Third. The most common undergraduate award.
Ordinary degree / Pass degree
A degree without honours classification — awarded for performance below Third Class level but above the fail threshold at some universities.
UMS (Uniform Mark Scale)
The standardised scoring system used by UK exam boards for A-Level results. A* begins at UMS 90, A at UMS 80, B at UMS 70, etc.
UCAS Points
The numerical tariff system used to convert UK qualification grades into a common currency for university admissions purposes. Not comparable to GPA. See the UCAS Tariff Table for full details.
Worked Examples: UK Grades to US Equivalents
A-Level profile: A*AB
- Step 1.A* = 4.0, A = 3.7, B = 3.3. Average GPA = (4.0 + 3.7 + 3.3) / 3 = 3.67
- Step 2.US letter equivalents: A* = A+, A = A-, B = B+
- Step 3.UCAS Points: 56 + 48 + 40 = 144
- Step 4.On US application — GPA field: 3.67, Scale: 4.0. Add note explaining UK A-Levels.
BSc Computer Science, University of Edinburgh — degree average 74%
- Step 1.Classification to GPA: First Class → approximately 3.8 GPA equivalent
- Step 2.74% at Edinburgh is First Class. On US applications: '74% (First Class — UK grading scale, where 70%+ is equivalent to A-level academic performance)'
- Step 3.Order WES credential evaluation — expected output for 74% First Class: approximately 3.7–3.8 GPA
GPA 3.5 from University of Michigan, BA Psychology
- Step 1.UK classification equivalent: 3.5 GPA → approximately Upper Second (2:1) equivalent (60–69% range)
- Step 2.US students apply through UCAS using their transcript — no UCAS Points calculation required
- Step 3.UCL MSc Psychology typically requires a 2:1 equivalent, approximately 3.5+ GPA — this student meets the threshold
- Step 4.UCL may assess the Michigan transcript directly or request a WES evaluation
GPA 3.8 from Yale Law School, JD — applying to London law firm
- Step 1.UK classification equivalent: 3.8 GPA → First Class equivalent (70%+ range)
- Step 2.On UK CV and cover letter: 'GPA 3.8 / 4.0 (First Class equivalent in UK terms)'
- Step 3.UK law firms are familiar with US law school GPA scales — a 3.8 from Yale is immediately understood as exceptional
- Step 4.No credential evaluation needed — Yale's prestige speaks clearly in this employer context