Top 10 Toughest Exams in the World

Top 10 toughest exam

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Tests are meant to assess knowledge retention and practical skills together with problem-solving ability yet certain examinations are so demanding that they successfully evaluate less than one percent of test-takers. The UPSC Civil Services Exam (CSE) and JEE Advanced emerge as two leading worldwide exams but hail from India with exceptional challenging levels that produce fewer than 1% success rates. Among all global assessments, the Gaokao Exam in China stands as the toughest universal exam since it functions as a basic requirement for university entry and meets resistance from numerous test-takers due to challenging content.

Different tests have varied purposes according to their defining characteristics yet specific examinations remain notable because they have challenging content and difficult pass rates alongside fierce competition. 

Standardized exams such as IELTS, TOEFL, GRE and GMAT are worldwide student preparation tests but they do not reach the level of difficulty considered in the most challenging category. The CFA together with USMLE along Mensa tests represent some of the most challenging examinations requiring advanced intellectual ability and analytical capabilities.

This research examines the ten most difficult worldwide examinations according to their challenges besides considering their acceptance rates and assessment standards. The successful completion of such exams demands intense dedication as well as strategic preparation and steadfast persistence. 

Top 10 Toughest Exams in the World

Gaokao Exam in China:

The National College Entrance Examination called Gaokao represents the most difficult examination in China which carries substantial stakes for academic and professional goals. Students who aim to achieve academic or professional excellence should comprehend these challenges as they prepare to stay ahead in their academic competitions. 

The annual educational examination functions as the entry requirement that colleges use to select their best students. Students need to study Chinese, Mathematics, and Foreign Languages during the two-day testing period that certain provinces extend through additional subjects. 

Due to its extremely high difficulty level and intense pressure the test stands as a worldwide leader for the most challenging examination status. Being successful in the Gaokao exam controls which future academic institutions and professional pathways will be available to students thus making a transformational impact on their life path.

Category

Details

Country of Exam

China

Purpose

College entrance exam for high school students

Duration of Exam

9 hours (over 2-3 days)

Number of Candidates (2024)

13,420,000

Pass Percentage (Top National Universities)

0.003 to 0.004%

Total Number of Students Annually

9.75 million (Source)

Difficulty Level

High

Exam Format

9 hours, conducted over 2-3 days

Pass Rate

Low

Competition

High

Subjects Covered

Science, Math, Language

Scope

Held annually in Mainland China

Impact

Determines admission to top colleges in China

IIT JEE Advanced:

Students need to pass the JEE Advanced entrance examination to gain admission at renowned Indian Institutes of Technology (IITs). This exam represents one of the world’s most exclusive engineering entrance examinations because it requires the top students from JEE Main acceptance. Students need to take two three-hour examinations that examine Physics, Chemistry, and Mathematics material. JEE Advanced poses an intense academic threshold that demands problem-solving abilities and analytical thinking skills leading to exclusive admission at IITs only for a small fraction of candidates who enter.

Category

Details

Country

India

Purpose

UG admission to Indian Institutes of Technology (IITs)

Duration of Exam

3 hours

Number of Candidates (2024)

1,80,200

Pass Percentage (2024)

26.77%

Total Number of Students Annually

Over 11 lakh

Difficulty Level

High

Exam Format

3 hours, 90 questions, 4 marks each

Pass Rate

20-30% (Source)

Competition Level

High

Subjects Covered

Physics, Chemistry, Mathematics, and Biology

Scope

Held annually in all states of India

Impact

Determines admission to top engineering colleges in India

Civil Services Exam (CSE)/UPSC:

The Union Public Service Commission (UPSC) Civil Services Examination stands as an exceptionally challenging test in India since only one candidate succeeds from every hundred applicants. The three-part Civil Services Examination consists of a Preliminary followed by Mains and concludes with an Interview assessment focused on History, Geography, Economy, and Current Affairs subjects. Through this examination, candidates can access elite positions within government service such as positions in IAS, IPS, and IFS. Its complex examination requirements and extensive knowledge demands along with its extensive selection stages transform it into a challenge that few manage to overcome.

Category

Details

Country

India

Purpose

Recruitment to administrative posts (IAS, IPS, IFS)

Duration of Exam

31 hours (4 hours Prelims + 27 hours Mains)

Number of Candidates (2024)

10,16,850 (Appeared for Prelims)

Selected for Service (2024)

Yet to be announced

Pass Percentage

0.0011%

Total Number of Students Annually

Over 11 lakh

Difficulty Level

High

Exam Format

Prelims: 3 hours, 2 MCQ papers (GS Paper-1, CSAT)

Pass Rate

0.2%

Competition Level

High

Scope

Held across India

Impact

Determines entry into Civil Services careers

All Souls Prize Fellowship Exam:

Among the most rigorous intellectual tests globally this exam originates from All Souls College located in Oxford. The selection process proves challenging because very few candidates manage to pass each year. The assessment structure includes different general papers and essay sections that test candidates’ ability to analyze deeply and express original thoughts. Its stringent admission process makes this academic examination one of the most challenging in the world.

Category

Details

Total Number of Students

80

Purpose of the Exam

To qualify for a 7-year fellowship

Difficulty Level

High

Duration and Format

3 hours per paper, 4 papers in total

Pass Rate

2.5% (Source)

Scope and Coverage

English Literature, Philosophy, Politics, and Economics

USMLE:

Medical graduates interested in practicing medicine in the United States must pass the United States Medical Licensing Examination (USMLE) through three separate steps. This evaluation tests medical candidates who need to show their capability to translate medical principles knowledge and patient care competencies into a real clinical environment. Despite being a three-part medical licensing exam USMLE has earned its reputation for extensive subject matter and prolonged duration with minimal passing scores which makes it one of the most challenging exams for medical professionals.

Category

Details

Test Name

USMLE

Description

Computerized test conducted in 3 steps (Step 1, Step 2 CK, Step 3) over 3+ years

Suitable For

Medical graduates intending to study and practice medicine in the USA

Accepted In

USA (applicants from worldwide medical schools can apply)

Score Range

1-300

Pass Rates

Step 1: 94-96%, Step 2 CK: 94-97%, Step 3: 96-97%

Flexibility

Can reschedule; up to 3 attempts per step in 12 months

Retake Policy

Must wait 12 months after the first attempt and 6 months after the most recent attempt

Registration Fee

$690 – $935 (varies by step)

Master Sommelier Diploma Exam:

Wine certification tests identify the Master Sommelier Diploma Exam as their most difficult assessment. It has one of the lowest pass rates. Only a few people pass it each year. The exam has three parts: Theory, Service, and Blind Tasting. In Blind Tasting, candidates guess wines just by taste. It needs deep knowledge of wines, vineyards, and the wine industry. Even expert sommeliers find it very hard.

Category

Details

Country

USA

Purpose

To become a certified Sommelier

Total Number of Students

70

Difficulty Level

High

Duration and Format

Part 1: 50 mins, Part 3: 25 mins

Pass Rate

5-10%

Scope and Coverage

Held twice per year in the US and once yearly in the UK

ICAI CA/ ICMAI Exams:

The CA and CMA exams in India are very tough. ICAI and ICMAI conduct them. They have three levels: Foundation, Intermediate, and Final. The exams test accounting, taxation, auditing, and finance. The syllabus is huge. The evaluation is very strict. The pass rate is only 5-10%. This makes them one of the hardest finance exams.

Parameters

Chartered Accountant (CA) Exam

Cost and Management Accountant (CMA) Exam

Country

India

India

Conducting Body

ICAI (Institute of Chartered Accountants of India)

ICMAI (Institute of Cost Accountants of India)

Purpose

Accounting, Auditing, Cost Management, Finance, Taxation

Accounting, Auditing, Cost Management, Finance, Taxation

Duration of Exam

2 to 3 hours per paper

Foundation: 120 mins

Intermediate & Final: 180 mins

Pass Percentage (Both Groups)

CA Final (Nov 2023): 9.42%

CMA Final (Dec 2023):

(2016 Syllabus) – 10.53%

(2022 Syllabus) – 25.76%

CCIE (Cisco Certified Internetwork Expert):

CCIE is a top networking certification. Cisco offers it. It has two parts: a written exam and a lab test. The lab test is very tough. Candidates must solve real-world networking problems. Only about 20% of people pass it. It is one of the hardest IT certification exams.

Category

Details

Country

USA

Purpose

Technical certification for senior networking professionals

Total Number of Candidates

8,000/year

Difficulty Level

High

Duration and Format

2 hours, 6 series of tests

Pass Rate

26-30%

Scope and Coverage

Network Infrastructure, Software-Defined Infrastructure, Infrastructure Security, and Services

Official Website

Cisco Certifications

Mensa International:

Mensa is a special society. Only very smart people can join. The Mensa IQ test checks reasoning and problem-solving. It is not an academic test. Only the top 2% of people can pass. It is one of the hardest intelligence tests.

Category

Details

Purpose of the Exam

To belong to an elite community of internationally high IQ

Difficulty Level

High

Duration and Format

25 minutes, 35 problems

Pass Rate

0.02%

Scope and Coverage

Conducted in ~90 countries (US, UK, Ireland, Germany, etc.)

Impact of the Exam

To be part of an elite IQ community (98th percentile and above)

CFA:

CFA is a very tough finance exam. It has three levels. It tests investment management, financial analysis, and ethics. The pass rate is about 40% per level. It takes years to finish all three levels. It is one of the hardest finance certifications in the world.

Category

Details

Total Number of Students

25,000

Purpose of the Exam

To qualify as a CFA Charter

Difficulty Level

High

Duration and Format

6 hours, 240 questions

Pass Rate and Competition Level

20% in Level 1 (Source)

Scope and Coverage of the Exam

All over India; Subjects: Economics, Financial Reporting & Analysis, Portfolio Management

Impact and Importance

High importance for careers in Finance

FAQS

  1. Gaokao (China) – College entrance exam.
  2. IIT-JEE (India) – Engineering entrance exam.
  3. UPSC Civil Services (India) – For IAS, IPS, IFS.
  4. All Souls Prize Fellowship (UK) – Scholarship exam.
  5. USMLE (USA) – Medical licensing exam.
  6. Master Sommelier Diploma (Global) – Wine expertise test.
  7. CA & CMA (India) – Accounting certification exams.
  8. CCIE (USA) – Cisco networking certification.
  9. Mensa IQ Test (Global) – High IQ test.
  10. CFA (Global) – Financial analyst exam.

It is ranked 2nd toughest exam in the world.

It depends on the field.

  • GATE is tougher for engineering students.
  • NEET is tougher for medical students.
  • GATE has more technical depth.
  • NEET has high competition.

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