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Best Casio A Level Calculator of 2026
Last updated on 21/02/2026
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1
Casio fx-CG100 Colour Graphing Calculator (UK Version) - Upgrade from previous fx-CG50 model
Casio
16% Off
Why we love it
Advanced graphic calculator design.
User-friendly navigation and features.
UK exam approved and compliant.
Main Highlights
The fx-CG100 is Casio’s latest and most advanced graphic calculator approved for UK exams
The fx-CG100 is the successor model to the UK’s best selling Colour Graphic calculator, the fx-CG50.
Now a ClassWiz product - the fx-CG100 uses the same familiar menus and navigation students are used to
Simple shortcuts, tabs and pop-ups enable fast working and intuitive everyday use
High resolution, colour display with natural maths and text-book representations
Simple connectivity via USB-C for uploading files and product updates
UK Mode enabled for optimised UK curriculum experience
JCQ calculator regulations compliant and permitted in all UK public examinations
Ideal exam calculator for: A-level and Further Maths SQA Advanced Higher IB Diploma Programme
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9.8
Exceptional
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9.8
Exceptional
Casio
Casio fx-CG100 Colour Graphing Calculator (UK Version) - Upgrade from previous fx-CG50 model
16% Off
Check Price
Show More
Why we love it
Advanced graphic calculator design.
User-friendly navigation and features.
UK exam approved and compliant.
Main Highlights
The fx-CG100 is Casio’s latest and most advanced graphic calculator approved for UK exams
The fx-CG100 is the successor model to the UK’s best selling Colour Graphic calculator, the fx-CG50.
Now a ClassWiz product - the fx-CG100 uses the same familiar menus and navigation students are used to
Simple shortcuts, tabs and pop-ups enable fast working and intuitive everyday use
High resolution, colour display with natural maths and text-book representations
Simple connectivity via USB-C for uploading files and product updates
UK Mode enabled for optimised UK curriculum experience
JCQ calculator regulations compliant and permitted in all UK public examinations
Ideal exam calculator for: A-level and Further Maths SQA Advanced Higher IB Diploma Programme
Show More
Value for Money
2
Casio fx-CG50 Graphic Calculator (UK version)
Casio
16% Off
Why we love it
Exam board approved calculator.
Large high-resolution colour screen.
Includes protective hard cover.
Main Highlights
The fx-CG50 is the UKs best selling colour Graphic calculator approved by exam boards. Its functionality is a perfect fit from GCSE to A-level Maths, Further Maths and International Baccalaureate (IB)
The user-friendly icon menu, function keys and interactive format enable intuitive operation
The large high-resolution colour screen gives exceptional clarity and easily distinguishes different graphs
Over 3,000 functions to include; Equation Solvers, Spreadsheets, Graph Solvers, Data Charts, Matrix and Vector Calculations, e-activity, Geometry application, Picture plot and 3D display
Includes PC connection cable and slide on hard cover for protection of the screen and keyboard
New and updated model available! The fx-CG100 is Casio's latest and most advanced graphic calculator approved for UK exams. The traditional function key layout has been replaced with a clear, tab-based design, resulting in an intuitive, high-contrast user interface that improves navigation.
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9.6
Superb
Check Price
9.6
Superb
Casio
Casio fx-CG50 Graphic Calculator (UK version)
16% Off
Check Price
Show More
Why we love it
Exam board approved calculator.
Large high-resolution colour screen.
Includes protective hard cover.
Main Highlights
The fx-CG50 is the UKs best selling colour Graphic calculator approved by exam boards. Its functionality is a perfect fit from GCSE to A-level Maths, Further Maths and International Baccalaureate (IB)
The user-friendly icon menu, function keys and interactive format enable intuitive operation
The large high-resolution colour screen gives exceptional clarity and easily distinguishes different graphs
Over 3,000 functions to include; Equation Solvers, Spreadsheets, Graph Solvers, Data Charts, Matrix and Vector Calculations, e-activity, Geometry application, Picture plot and 3D display
Includes PC connection cable and slide on hard cover for protection of the screen and keyboard
New and updated model available! The fx-CG100 is Casio's latest and most advanced graphic calculator approved for UK exams. The traditional function key layout has been replaced with a clear, tab-based design, resulting in an intuitive, high-contrast user interface that improves navigation.
Show More
3
Casio fx-CG50 including a WYNGS protective case in Dark Gray - Basic Set
Casio
Why we love it
Stunning LCD display colors.
Versatile for complex calculations.
Includes protective case and warranty.
Main Highlights
The CALCUSO basic package offers an ideal combination of the powerful Casio fx-CG50 and a robust protective case from WYNGS. It is perfect for daily use at school, university, and the office, ensuring reliable calculations and secure protection on the go.
The Casio fx-CG50 is a powerful graphing calculator with a large, high-resolution color display. It offers advanced functions for math, trigonometry and graphics. Ideal for school and university, it supports complex calculations and visualizations.
Robust WYNGS Protective Case: The protective case offers optimal protection for your Casio fx-CG50. It reliably protects against splashes, shocks, and scratches – ideal for travel, school, or university, and ensures a longer lifespan for your calculator!
Extended Warranty to 5 Years: Benefit from the exclusive CALCUSO warranty extension for the Casio fx-CG50. With 5 years of coverage, you are fully protected – ensuring long-lasting reliability at school, university, and work!
The set includes the Casio fx-CG50, a WYNGS protective case in dark grey for optimal protection, as well as an extended warranty from CALCUSO, providing additional security and reliability. Perfect for school and work!
Show More
9.5
Superb
Check Price
9.5
Superb
Casio
Casio fx-CG50 including a WYNGS protective case in Dark Gray - Basic Set
Check Price
Show More
Why we love it
Stunning LCD display colors.
Versatile for complex calculations.
Includes protective case and warranty.
Main Highlights
The CALCUSO basic package offers an ideal combination of the powerful Casio fx-CG50 and a robust protective case from WYNGS. It is perfect for daily use at school, university, and the office, ensuring reliable calculations and secure protection on the go.
The Casio fx-CG50 is a powerful graphing calculator with a large, high-resolution color display. It offers advanced functions for math, trigonometry and graphics. Ideal for school and university, it supports complex calculations and visualizations.
Robust WYNGS Protective Case: The protective case offers optimal protection for your Casio fx-CG50. It reliably protects against splashes, shocks, and scratches – ideal for travel, school, or university, and ensures a longer lifespan for your calculator!
Extended Warranty to 5 Years: Benefit from the exclusive CALCUSO warranty extension for the Casio fx-CG50. With 5 years of coverage, you are fully protected – ensuring long-lasting reliability at school, university, and work!
The set includes the Casio fx-CG50, a WYNGS protective case in dark grey for optimal protection, as well as an extended warranty from CALCUSO, providing additional security and reliability. Perfect for school and work!
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4
Casio fx-CG100 ClassWiz® Color Graphing Calculator with 3D Graph & Python | Large High-Res Display, Basic & Advanced Functions | Ideal for Exams, STEM, Programming & Advanced
Casio
Why we love it
High-resolution color display.
Advanced math functions available.
Exam-approved for standardized tests.
Main Highlights
COLOR DISPLAY & 3D GRAPHING – Large, high-resolution backlit LCD with over 65,000 colors allows for clear visualizations and supports 3D graphing of up to three functions, including spheres, cylinders, and planes. Enhanced contrast and flush-gloss panel improve visibility during data analysis and graph transformations.
ADVANCED MATH FUNCTIONS & INTERFACE – Perform complex number calculations, polar and rectilinear graphing, simultaneous equations, dynamic graphing, matrix/vector operations, geometry, statistics, and more. Tab-based menu layout and glyph-based key labeling offer intuitive navigation and faster input.
EXAM-APPROVED WITH MODE-SWITCHING – Features built-in Exam Mode accessible from the home screen and is approved for use on AP, SAT, PSAT, and ACT exams, making it a secure and versatile tool for standardized testing and classroom use.
NATURAL TEXTBOOK DISPLAY℠ & CLASSWIZ DESIGN – Expressions and results appear just as they do in textbooks, aiding comprehension. Familiar ClassWiz key layout ensures a smooth transition for students upgrading from scientific calculators to full-featured graphing models.
MICROPYTHON INTEGRATION – Learn programming directly on the calculator using built-in MicroPython, an ideal entry point into coding for students. Supports algorithmic thinking and aligns with modern math curriculum standards. Easily transfer data or programs via USB.
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9.4
Superb
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9.4
Superb
Casio
Casio fx-CG100 ClassWiz® Color Graphing Calculator with 3D Graph & Python | Large High-Res Display, Basic & Advanced Functions | Ideal for Exams, STEM, Programming & Advanced
Check Price
Show More
Why we love it
High-resolution color display.
Advanced math functions available.
Exam-approved for standardized tests.
Main Highlights
COLOR DISPLAY & 3D GRAPHING – Large, high-resolution backlit LCD with over 65,000 colors allows for clear visualizations and supports 3D graphing of up to three functions, including spheres, cylinders, and planes. Enhanced contrast and flush-gloss panel improve visibility during data analysis and graph transformations.
ADVANCED MATH FUNCTIONS & INTERFACE – Perform complex number calculations, polar and rectilinear graphing, simultaneous equations, dynamic graphing, matrix/vector operations, geometry, statistics, and more. Tab-based menu layout and glyph-based key labeling offer intuitive navigation and faster input.
EXAM-APPROVED WITH MODE-SWITCHING – Features built-in Exam Mode accessible from the home screen and is approved for use on AP, SAT, PSAT, and ACT exams, making it a secure and versatile tool for standardized testing and classroom use.
NATURAL TEXTBOOK DISPLAY℠ & CLASSWIZ DESIGN – Expressions and results appear just as they do in textbooks, aiding comprehension. Familiar ClassWiz key layout ensures a smooth transition for students upgrading from scientific calculators to full-featured graphing models.
MICROPYTHON INTEGRATION – Learn programming directly on the calculator using built-in MicroPython, an ideal entry point into coding for students. Supports algorithmic thinking and aligns with modern math curriculum standards. Easily transfer data or programs via USB.
Show More
5
Casio fx-991CW including a WYNGS protective case in Black - Basic Set
Casio
Why we love it
Reliable calculations for everyday use.
Robust protection for your calculator.
Extended warranty for long-lasting reliability.
Main Highlights
The CALCUSO basic package offers an ideal combination of the powerful Casio fx-991CW and a robust protective case from WYNGS. It is perfect for daily use at school, university, and the office, ensuring reliable calculations and secure protection on the go.
The Casio fx-991CW is a scientific calculator with functions for algebra, trigonometry, statistics and more. With a clear display, user-friendly interface and long battery life, it is ideal for school and college.
Robust WYNGS Protective Case: The protective case offers optimal protection for your Casio fx-991CW. It reliably protects against splashes, shocks, and scratches – ideal for travel, school, or university, and ensures a longer lifespan for your calculator!
Extended Warranty to 5 Years: Benefit from the exclusive CALCUSO warranty extension for the Casio fx-991CW. With 5 years of coverage, you are fully protected – ensuring long-lasting reliability at school, university, and work!
The set includes the Casio fx-991CW, a WYNGS protective case in black for optimal protection, as well as an extended warranty from CALCUSO, providing additional security and reliability. Perfect for school and work!
Show More
9.3
Superb
Check Price
9.3
Superb
Casio
Casio fx-991CW including a WYNGS protective case in Black - Basic Set
Check Price
Show More
Why we love it
Reliable calculations for everyday use.
Robust protection for your calculator.
Extended warranty for long-lasting reliability.
Main Highlights
The CALCUSO basic package offers an ideal combination of the powerful Casio fx-991CW and a robust protective case from WYNGS. It is perfect for daily use at school, university, and the office, ensuring reliable calculations and secure protection on the go.
The Casio fx-991CW is a scientific calculator with functions for algebra, trigonometry, statistics and more. With a clear display, user-friendly interface and long battery life, it is ideal for school and college.
Robust WYNGS Protective Case: The protective case offers optimal protection for your Casio fx-991CW. It reliably protects against splashes, shocks, and scratches – ideal for travel, school, or university, and ensures a longer lifespan for your calculator!
Extended Warranty to 5 Years: Benefit from the exclusive CALCUSO warranty extension for the Casio fx-991CW. With 5 years of coverage, you are fully protected – ensuring long-lasting reliability at school, university, and work!
The set includes the Casio fx-991CW, a WYNGS protective case in black for optimal protection, as well as an extended warranty from CALCUSO, providing additional security and reliability. Perfect for school and work!
Show More
6
Casio fx-991CW Advanced Scientific Calculator (UK Version)
Casio
28% Off
Why we love it
Approved for all UK exams.
Best-selling advanced calculator.
Dual powered and reliable.
Main Highlights
Casio fx-991 is the UK’s best-selling ‘advanced scientific’ calculator.
fx-991 CW is the new upgraded version of the fx-991 EX
Allowed in every UK exam where a calculator can be used
Approved for Key stages 3, 4 and 5, recommended for Advanced GCSE, A/AS level and Highers
Dual powered, solar with battery back up and auto power-off
Ideal exam calculator for: GCSE Higher SQA Higher
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9.1
Superb
Check Price
9.1
Superb
Casio
Casio fx-991CW Advanced Scientific Calculator (UK Version)
28% Off
Check Price
Show More
Why we love it
Approved for all UK exams.
Best-selling advanced calculator.
Dual powered and reliable.
Main Highlights
Casio fx-991 is the UK’s best-selling ‘advanced scientific’ calculator.
fx-991 CW is the new upgraded version of the fx-991 EX
Allowed in every UK exam where a calculator can be used
Approved for Key stages 3, 4 and 5, recommended for Advanced GCSE, A/AS level and Highers
Dual powered, solar with battery back up and auto power-off
Ideal exam calculator for: GCSE Higher SQA Higher
Show More
7
Casio FX-991CW Classwiz Non-Programmable Scientific Calculator
Casio
21% Off
Why we love it
Better resolution for clarity.
Natural display for formulas.
Inbuilt QR Code function.
Main Highlights
Newer Version of Casio 991 EX & 4-times better resolution than Casio 991ES Plus for easier viewing of long expressions
Natural Textbook Display- Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbol just as they appear in textbooks
Scientific Calculator with inbuilt QR Code function --Calculator can generate QR Code -- Useful from graphical visualization & accessing user manual using your smart phone
Faster than any previous Casio Non-Programmable Scientific Calculator
Up to Four Degree Simultaneous and Polynomial Solver, Numerical Integration, Differentiation, Statistics, Matrix, Vector Calculation
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9.1
Superb
Check Price
9.1
Superb
Casio
Casio FX-991CW Classwiz Non-Programmable Scientific Calculator
21% Off
Check Price
Show More
Why we love it
Better resolution for clarity.
Natural display for formulas.
Inbuilt QR Code function.
Main Highlights
Newer Version of Casio 991 EX & 4-times better resolution than Casio 991ES Plus for easier viewing of long expressions
Natural Textbook Display- Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbol just as they appear in textbooks
Scientific Calculator with inbuilt QR Code function --Calculator can generate QR Code -- Useful from graphical visualization & accessing user manual using your smart phone
Faster than any previous Casio Non-Programmable Scientific Calculator
Up to Four Degree Simultaneous and Polynomial Solver, Numerical Integration, Differentiation, Statistics, Matrix, Vector Calculation
Show More
8
Lotvic FX-991EX Scientific Calculator, 552 Functions Scientific Calculator, 10+2 Digits Written Display Calculators, Portable Calculators for Students, Teachers, Business, School, Office (Black)
Lotvic
9% Off
Why we love it
Impressive 522 functions available.
Large, high-resolution display.
Durable hard case included.
Main Highlights
【Powerful Functionality】Packed with an impressive 522 functions, the FX-991EX scientific calculator effortlessly handles everything from basic arithmetic to advanced operations like statistics, matrices, and vectors. Its responsive system delivers swift, accurate results, making it ideal for solving intricate problems efficiently at A-level, university, or professionally.
【Crystal-Clear Display】The FX-991EX scientific calculator boasts a large, high-resolution 12-digit display. This provides a sharp, easily readable view of your work, whether tackling complex equations or simple sums, significantly reducing eye strain during prolonged use.
【Durable Protection】Your FX-991EX scientific calculator comes complete with a robust sliding hard case. This essential cover shields both the keys and the body from scratches, accidental knocks, and the rigours of daily life in a bag or desk, helping to keep it pristine for years to come.
【Reliable Buttons】Designed for accuracy and longevity, the FX-991EX scientific calculator features a high-quality plastic keypad. Each button offers a responsive, positive tactile feel and a distinct click – crucial for error-free input – and is built to withstand heavy use, maintaining its performance even after extensive revision sessions.
【Convenient Power】The FX-991EX scientific calculator runs on readily replaceable button batteries (LR44 type included), providing stable and long-lasting power. Enjoy fuss-free operation without the need for solar charging or reliance on mains power – perfect for exams or use anywhere, anytime.
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8.9
Excellent
Check Price
8.9
Excellent
Lotvic
Lotvic FX-991EX Scientific Calculator, 552 Functions Scientific Calculator, 10+2 Digits Written Display Calculators, Portable Calculators for Students, Teachers, Business, School, Office (Black)
9% Off
Check Price
Show More
Why we love it
Impressive 522 functions available.
Large, high-resolution display.
Durable hard case included.
Main Highlights
【Powerful Functionality】Packed with an impressive 522 functions, the FX-991EX scientific calculator effortlessly handles everything from basic arithmetic to advanced operations like statistics, matrices, and vectors. Its responsive system delivers swift, accurate results, making it ideal for solving intricate problems efficiently at A-level, university, or professionally.
【Crystal-Clear Display】The FX-991EX scientific calculator boasts a large, high-resolution 12-digit display. This provides a sharp, easily readable view of your work, whether tackling complex equations or simple sums, significantly reducing eye strain during prolonged use.
【Durable Protection】Your FX-991EX scientific calculator comes complete with a robust sliding hard case. This essential cover shields both the keys and the body from scratches, accidental knocks, and the rigours of daily life in a bag or desk, helping to keep it pristine for years to come.
【Reliable Buttons】Designed for accuracy and longevity, the FX-991EX scientific calculator features a high-quality plastic keypad. Each button offers a responsive, positive tactile feel and a distinct click – crucial for error-free input – and is built to withstand heavy use, maintaining its performance even after extensive revision sessions.
【Convenient Power】The FX-991EX scientific calculator runs on readily replaceable button batteries (LR44 type included), providing stable and long-lasting power. Enjoy fuss-free operation without the need for solar charging or reliance on mains power – perfect for exams or use anywhere, anytime.
Show More
9
Scientific Calculator, FX-991EX Calculator School Scientific, A Level Maths Calculator with 552 Functions & 10+2 Screen Displays for Universities Engineering Middle School Offices Teaching (Black)
Gobesty
Why we love it
Extensive functions for comprehensive needs.
Clear dual-line display ensures accuracy.
Responsive keys for precise input.
Main Highlights
[Extensive 552 Functions for Comprehensive Needs] This advanced Scientific Calculator delivers 552 functions, It effortlessly handles complex matrix algebra, statistical analysis, and equation solving - making it the perfect A Level Maths Calculator. Whether you're in university engineering or middle school classes, this Calculator School Scientific transforms complicated problems into simple solutions.
[Clear 10+2 Digit Dual-Line Display] Featuring a 10+2 digit dual-line LCD, this Scientific Calculator enables simultaneous viewing of entries and results. The high-contrast screen minimizes eye strain and reduces errors during extended use. Perfect for trigonometry or multi-step calculations, this Calculator School Scientific guarantees clarity and accuracy.
[Responsive Keys for Smooth Operation] Engineered with tactile, responsive buttons, this Scientific Calculator ensures precise input and durability. The keys offer clear feedback to prevent mistakes during exams or projects, supporting students and professionals in achieving efficient results with every press.
[Robust Build with Hard Protective Case] Designed for longevity, this Scientific Calculator includes a sliding hard cover that guards against scratches, impacts, and accidental key presses. The sturdy construction makes the A Level Maths Calculator ideal for busy settings like schools, offices, and engineering sites.
[Ready to Use & Hassle-Free Battery Setup] This calculator arrives with high-quality LR44 batteries pre-installed, so you can start using it immediately. The battery compartment is clearly marked with the correct model (LR44), ensuring easy and accurate replacements.The easily replaceable batteries mean your trusted Calculator School Scientific is always prepared for any academic challenge, from lengthy study sessions to critical exams.
Show More
8.7
Excellent
Check Price
8.7
Excellent
Gobesty
Scientific Calculator, FX-991EX Calculator School Scientific, A Level Maths Calculator with 552 Functions & 10+2 Screen Displays for Universities Engineering Middle School Offices Teaching (Black)
Check Price
Show More
Why we love it
Extensive functions for comprehensive needs.
Clear dual-line display ensures accuracy.
Responsive keys for precise input.
Main Highlights
[Extensive 552 Functions for Comprehensive Needs] This advanced Scientific Calculator delivers 552 functions, It effortlessly handles complex matrix algebra, statistical analysis, and equation solving - making it the perfect A Level Maths Calculator. Whether you're in university engineering or middle school classes, this Calculator School Scientific transforms complicated problems into simple solutions.
[Clear 10+2 Digit Dual-Line Display] Featuring a 10+2 digit dual-line LCD, this Scientific Calculator enables simultaneous viewing of entries and results. The high-contrast screen minimizes eye strain and reduces errors during extended use. Perfect for trigonometry or multi-step calculations, this Calculator School Scientific guarantees clarity and accuracy.
[Responsive Keys for Smooth Operation] Engineered with tactile, responsive buttons, this Scientific Calculator ensures precise input and durability. The keys offer clear feedback to prevent mistakes during exams or projects, supporting students and professionals in achieving efficient results with every press.
[Robust Build with Hard Protective Case] Designed for longevity, this Scientific Calculator includes a sliding hard cover that guards against scratches, impacts, and accidental key presses. The sturdy construction makes the A Level Maths Calculator ideal for busy settings like schools, offices, and engineering sites.
[Ready to Use & Hassle-Free Battery Setup] This calculator arrives with high-quality LR44 batteries pre-installed, so you can start using it immediately. The battery compartment is clearly marked with the correct model (LR44), ensuring easy and accurate replacements.The easily replaceable batteries mean your trusted Calculator School Scientific is always prepared for any academic challenge, from lengthy study sessions to critical exams.
Show More
10
Casio fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural
Casio
14% Off
Why we love it
Age-approved for younger users.
Natural textbook-style display.
Solar and battery powered.
Main Highlights
Approved for age version
Natural display to insert and display numerical expressions as they appear on textbooks
24 brackets
Regression and correlation coefficient
2023232324 battery.Solar powered and battery.Dimensions: 1. 4 x 7 7 x 16.2 cm
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8.7
Excellent
Check Price
8.7
Excellent
Casio
Casio fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural
14% Off
Check Price
Show More
Why we love it
Age-approved for younger users.
Natural textbook-style display.
Solar and battery powered.
Main Highlights
Approved for age version
Natural display to insert and display numerical expressions as they appear on textbooks
24 brackets
Regression and correlation coefficient
2023232324 battery.Solar powered and battery.Dimensions: 1. 4 x 7 7 x 16.2 cm
Show More