The 5 Hardest A-Levels in 2025 [Expert Rankings]

October 27, 2024

A-Levels mark a significant point in your educational journey. As you approach this stage, you might wonder which subjects will test your academic abilities the most. Your A-Level subject choices can greatly influence your future academic and career options. But how can you determine which A-Levels are the most difficult?

We'll explore the top five hardest A-Levels in 2024, based on expert rankings and data analysis. You'll also find useful information on how to select your A-Levels wisely and make the most of these challenging yet rewarding courses.

Are you ready to discover the most demanding A-Levels and learn how to approach them effectively? Let's begin.

How To Rank The Hardest A-Levels?

This assessment of the difficulty of A-Level subjects involved several factors, including student performance data, expert opinions, and surveys of teachers and university lecturers.

A key source of information is the Office of Qualifications and Examinations Regulation (Ofqual), which performs inter-subject comparisons to measure the relative difficulty of different A-Level subjects. Their analysis examines the average grades scored by students across various subjects, offering a data-driven approach to ranking difficulty.

Another valuable viewpoint comes from surveys of educators. For example, a recent survey by TutorChase asked 200 teachers and university lecturers about their views on A-Level difficulty. This type of expert input adds depth to our understanding of subject challenges.

However, keep in mind that difficulty is subjective. A subject one student finds challenging might be relatively easy for another. Your personal strengths, interests, and learning style all affect how you experience a subject's difficulty.

The Top 5 Hardest A-Levels in 2024

Based on the latest data and expert opinions, here are the five A-Level subjects consistently ranked as the most challenging:

1. Further Mathematics

Further Mathematics tops the list as the most challenging A-Level subject. This advanced course goes beyond the standard A-Level Mathematics curriculum, covering complex topics like abstract algebra, advanced calculus, and complex numbers.

What makes Further Mathematics so demanding? Firstly, it requires a deep understanding of mathematical concepts and strong problem-solving skills that go beyond simple calculations. You'll encounter topics like matrices, differential equations, and advanced statistical methods.

Ofqual's difficulty comparison report consistently places Further Mathematics at the top, with a significant gap between it and the next most difficult subject. About 36% of teachers and university lecturers in the TutorChase survey voted it as the most challenging A-Level.

If you're considering Further Mathematics, prepare for a subject that will test your analytical skills extensively. But don't let that discourage you - many students find the challenge very rewarding.

2. Physics

Physics takes the second spot on our list of hardest A-Levels. This subject requires a unique combination of mathematical skills and conceptual understanding, making it a significant challenge for many students.

What sets Physics apart? It covers a wide range of topics, from the puzzling concepts of quantum mechanics to the practical applications of thermodynamics. You'll need to grasp abstract theories and apply them to real-world scenarios, often requiring a level of mental flexibility that can be quite challenging.

According to Ofqual's report, Physics consistently ranks as one of the most difficult A-Levels based on average grades. In the TutorChase survey, about 17% of respondents chose Physics as the most difficult A-Level, second only to Further Mathematics.

The combination of mathematical calculations, theoretical understanding, and practical applications makes Physics a subject that truly tests your overall academic abilities.

3. Chemistry

Chemistry secures the third position in our ranking of the hardest A-Levels. What makes Chemistry particularly challenging is its varied nature, requiring mastery of both theoretical concepts and practical laboratory skills.

In Chemistry, you'll work on balancing complex equations, predicting reaction outcomes, and understanding the details of molecular structures. The subject demands a strong grasp of mathematical concepts, an ability to visualize abstract molecular interactions, and the skill to apply theoretical knowledge in practical lab work.

Ofqual's inter-subject comparison shows Chemistry fluctuating between the second and third most difficult A-Level. In the TutorChase survey, it ranked as the third most challenging subject according to teachers and lecturers.

The combination of theoretical difficulty and hands-on lab work makes Chemistry a subject that challenges you in multiple ways.

4. Biology

Biology might surprise some by making it into the top five hardest A-Levels, but its depth and breadth of content earn it this spot. From the microscopic world of cells to the vast interconnectedness of ecosystems, Biology covers an enormous range of topics.

What makes Biology so challenging? First, there's the sheer volume of information you need to learn and understand. You'll study everything from genetics and cellular processes to physiology and ecological systems. This breadth of content requires not just memorization, but also the ability to connect concepts across different areas of study.

Biology also requires a keen eye for detail alongside a broad understanding of living systems. You'll need to grasp complex processes at the molecular level while also understanding how these processes fit into larger biological systems.

In 2022, only 12.8% of students taking A-Level Biology scored an A* grade, highlighting its difficulty. Interestingly, a study conducted by the Association for Educational Assessment in Africa in 2014 found that A-Level Biology had the highest relative level of difficulty among all A-Levels in 2009.

5. Mathematics

Completing our top five is Mathematics. While it might seem less intimidating than its advanced counterpart, Further Mathematics, A-Level Mathematics is still a significant challenge for many students.

Why exactly is Mathematics hard? It covers a wide range of topics, each requiring precision, clarity, and problem-solving skills. From algebra and calculus to statistics and mechanics, you'll need to master a variety of mathematical concepts and techniques.

Mathematics requires not just the ability to perform calculations, but also to think logically, recognize patterns, and apply abstract concepts to solve real-world problems. It's this combination of skills that many students find challenging.

According to Ofqual's inter-subject comparison, Mathematics saw a significant increase in difficulty after 2019. In the TutorChase survey, about 7% of teachers and lecturers chose Mathematics as the most difficult A-Level, placing it fifth in their rankings.

Other Challenging A-Level Subjects

While the top five hardest A-Levels often come from the STEM fields, several other subjects present their own unique challenges:

English Literature

English Literature challenges students with its emphasis on critical analysis and interpretation. You'll need to develop strong analytical skills, engage with complex texts, and articulate your ideas clearly in essays.

History

History requires extensive research skills and the ability to understand and analyze complex historical contexts. You'll need to remember a wealth of information while also developing critical thinking skills to interpret historical events.

Economics

Economics combines mathematical skills with analytical thinking. You'll need to understand complex economic theories and apply them to real-world scenarios, often requiring a blend of quantitative and qualitative analysis.

Modern Foreign Languages

Learning a new language at A-Level presents unique challenges. Beyond vocabulary and grammar, you'll need to develop strong listening and speaking skills, and gain a deep understanding of the culture associated with the language.

Geography

Geography's interdisciplinary nature makes it a challenging subject. You'll need to understand physical and human geography concepts, engage with data analysis, and develop strong essay-writing skills.

How to Choose Your A-Levels Wisely

Selecting your A-Level subjects is an important decision that can impact your future academic and career paths. Here are some key tips to help you make informed choices:

The Value of Taking Challenging A-Levels

While the thought of taking on difficult A-Levels might seem intimidating, there are several benefits to challenging yourself academically:

To make the most of challenging A-Levels:

Conclusion

As you stand at this point in your academic journey, remember that the "hardest" A-Levels are not necessarily the best choices for everyone. The key is to find the right balance between challenge and manageability, between your interests and your abilities.

Consider your strengths, your passions, and your future goals. Seek advice from teachers, parents, and career counselors. Research thoroughly and make an informed decision.

Keep in mind that success in A-Levels - whether they're considered "hard" or not - comes down to your dedication, hard work, and effective study strategies. With the right approach, you can excel in any subject you choose.

Whatever A-Levels you choose, approach them with enthusiasm and determination. You have the potential to succeed, grow, and pave the way for an exciting academic and professional future.

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