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What are the CIE IGCSE Grade Boundaries in 2025 and Why They Matter

Grade boundaries set by CIE are the minimum number of marks you need to score in your IGCSE exam to achieve a certain grade. The grade boundaries change for every exam series, so they will be different in 2025 than they were in previous years. Grade boundaries are set after your CIE IGCSE exams have been marked, so you won’t know the exact grade boundaries for the 2025 exams before you take them.

This article will provide you with the grade boundaries for CIE IGCSE 2025, help you interpret them, and provide tools to help you succeed in your exams.

SubjectYearMonthMaximum MarkGrade 9Grade 8Grade 7Grade 6Grade 5Grade 4Grade 3Grade 2Grade 1
Accounting (AX) 11, 212025June1431109479665340322417
Accounting (AY) 12, 222025June1431139883685440322417
Arabic (A) 01, 022025June100868074676053453730
Art and Design (A) 01, 022025June20017315313412010794704622
Biology (BX) 21, 41, 512025June2001641471311129375625038
Biology (CX) 21, 41, 612025June2001651481321139476645240
Biology (CY) 22, 42, 622025June20017816314913211599816345
Biology (FX) 11, 31, 512025June200---133117957453-
Biology (GX) 11, 31, 612025June200---134118977655-
Biology (GY) 12, 32, 622025June200---127113957759-
Business Studies (X) 11, 212025June1601049281705949382818
Business Studies (Y) 12, 222025June1601089889786756433018
Chemistry (BX) 21, 41, 512025June20017215714312410688725641
Chemistry (CX) 21, 41, 612025June20017415914512610788735843
Chemistry (CY) 22, 42, 622025June20017315914612710889735843
Chemistry (FX) 11, 31, 512025June200---124106825835-
Chemistry (GX) 11, 31, 612025June200---123106836037-
Chemistry (GY) 12, 32, 622025June200---126110886645-
Co-Ordinated Sciences (Double Award) (BX) 21, 41, 512025June24018716714812911091745842
Co-Ordinated Sciences (Double Award) (CX) 21, 41, 612025June24018516514612610788725742
Co-Ordinated Sciences (Double Award) (CY) 22, 42, 622025June24018216214312610992745639
Co-Ordinated Sciences (Double Award) (GX) 11, 31, 612025June240125110907051
Co-Ordinated Sciences (Double Award) (GY) 12, 32, 622025June240128112917050
Computer Science (AX) 11, 212025June15012010794796450403021
Computer Science (AY) 12, 222025June150129114100846954453729
Design and Technology (AY) 02, 12, 322025June200163152141128115103846648
Design and Technology (BY) 02, 12, 422025June200171159147133119106866647
Design and Technology (CY) 02, 12, 522025June200173161149136124112917049
Drama (AU) 02, 142025June200166156147134122110845833
Drama (AY) 02, 122025June200166156147135123111855934
Drama (BY (BY1)) 12, 822025June200166156147135123111855934
Drama (BY (BY2)) 12, 922025June200166156147135123111855934
Economics (X) 11, 212025June15011310597857463513927
Economics (Y) 12, 222025June150125115106938068544128
English (as an Additional Language) (X) 03, 11, 21, 412025June18016114613111810593735333
English as a Second Language (Count-In Speaking) (AX) 11, 21, 312025June1601501461431351281211028365
English as a Second Language (Count-In Speaking) (AY) 12, 22, 322025June160150146143133123114978064
English as a Second Language (Count-In Speaking) (BX) 11, 21, 812025June1601501461431351281211028365
English as a Second Language (Count-In Speaking) (CX) 11, 21, 912025June1601501461431351281211028365
English as a Second Language (Speaking Endorsement) (AX) 11, 21, 312025June150141138135128122116998266
English as a Second Language (Speaking Endorsement) (AY) 12, 22, 322025June150141138135126117108937965
English as a Second Language (Speaking Endorsement) (BX) 11, 21, 812025June150141138135128122116998266
English as a Second Language (Speaking Endorsement) (BY) 12, 22, 822025June150141138135126117108937965
English as a Second Language (Speaking Endorsement) (CX) 11, 21, 912025June150141138135128122116998266
English as a Second Language (Speaking Endorsement) (LA) 11, 212025June150141138135128122116998266
First Language Arabic (A) 01, 022025June100766963575146362718
French (X) 03, 11, 21, 412025June20016715414212711399785737
French (Y) 03, 12, 22, 422025June20016915614412911499785737
Geography (AY) 03, 12, 222025June220185174164148133118947047
Geography (BY) 12, 22, 422025June220175164154139124109876544
Geography (CY) 12, 22, 832025June220185174164148133118947047
German (Y) 03, 12, 22, 422025June200179162146131116102805837
History (AY) 03, 12, 222025June15011410494867870605041
History (BY) 12, 22, 422025June150998979695950423528
History (CY) 12, 22, 832025June15011510494867870594838
Italian (Y) 03, 12, 22, 422025June200175158141127114101816141
Literature in English (AY) 12, 222025June100726559524539322620
Literature in English (BY) 12, 32, 422025June100756862544740332620
Literature in English (CY) 05, 12, 322025June100777165575043342517
Mathematics (AY) 12, 322025June160----10386634017
Mathematics (BY) 22, 422025June2001841681521301088665--
Music (A) 02, 03, 122025June1701371251131008775563719
Physical Education (AY) 02, 122025June20015013812611510595755536
Physical Education (BY) 12, 822025June20015013812611510595755536
Physical Education (CY) 12, 922025June20015013812611510595755536
Physics (BX) 21, 41, 512025June2001511371231079175655546
Physics (CX) 21, 41, 612025June2001521391261099276655443
Physics (CY) 22, 42, 622025June2001561421281119478645037
Physics (FX) 11, 31, 512025June200----124109886848
Physics (GX) 11, 31, 612025June200----126110886645
Physics (GY) 12, 32, 622025June200----124108866443
Spanish (Y) 03, 12, 22, 422025June200171157143128114100806040

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What is the best way to prepare for your IGCSE CIE exam?

The best way to prepare for your CIE IGCSE exam is to start your revision early. Begin with a list of topics for all your IGCSE courses and highlight the ones you are the most unsure about. Create a revision timetable with short periods of focus, giving the most time to these topics.

Ideally, you will want to revise all the topics for each subject, but often there just isn’t time. Prioritising topics will help you make the best use of the time you do have, and will give you the biggest increase in marks for your IGCSE exams.

Use revision notes to revise CIE IGCSE content. Flashcards are a great tool to practice recall, reinforce key concepts and boost memory retention. Then use exam questions to test your understanding and identify any areas that you are still unsure of.

It is also super helpful to use 2025 CIE IGCSE past exam papers to practice your exam technique. Set a timer for the amount of time allowed for your CIE IGCSE exam, and sit the paper under exam conditions. This will help you to manage your time more effectively. It will also help increase your exam stamina! It is difficult to concentrate and to write for extended periods, so you need to practice this before the big day.

How to interpret 2025 grade boundaries for CIE IGCSE exams

Grade boundaries are established by exam boards such as CIE to reflect student performance in any given year. It is important to understand that the IGCSE grade boundaries are set after the IGCSE exams have been marked.

A variety of methods are used to ensure the grade boundaries are set fairly. Statistical analysis and examiner judgement are used to ensure the grade boundaries are fair and consistent with previous years.

Each IGCSE exam paper is different, so the level of difficulty of the paper as a whole can fluctuate slightly from year to year. For example, if an entire cohort of students finds an exam paper particularly difficult, the grade boundary is lowered slightly so that students are not unfairly penalised.

Looking at the CIE IGCSE grade boundaries for previous years can help you get an idea of the marks you need in 2025 to achieve the grade you want. With this information and your CIE IGCSE past paper scores, you can get an idea of the grade you are currently working at. You will be able to see how many marks you would have needed to get the higher grade. Armed with this information and an effective revision process, you can successfully work to increase your grade.

A word of caution. During the COVID-19 pandemic, the CIE IGCSE grade boundaries were lowered to minimise the disadvantage faced by students who missed school due to lockdowns. Therefore, the grade boundaries for the CIE IGCSE years 2020 to 2022 will not be representative of other years.

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