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7 Best Casio Scientific Calculator

Welcome to our top 7 Casio Scientific Calculator. We've scoured the market to bring you the best of the best, with products ranging from a 8.1 score up to a whopping 9.8 score!

Updated June 2025

Casio fx-CG50 PRIZM® – Color Graphing Calculator with 3D Graph & Python | Large High-Res Display, Basic & Advanced Functions | Ideal for Exams, STEM, Programming & Advanced Math

Main Highlights

COLOR DISPLAY & 3D GRAPH – Large high-res LCD with over 65,000 colors for clear graphing, supporting up to three 3D functions like spheres, cylinders, and planes.
ADVANCED MATH FUNCTIONS – Offers basic and advanced calculation, complex numbers, polar and rectilinear graphing of one or simultaneous equations, dynamic graphing, statistics, and geometry , capable of a wide range of math applications.
EXAM-APPROVED – Approved for use in AP, SAT, ACT, IB, and other standardized exams, making it a reliable choice for students.
PYTHON INTEGRATION – Program with MicroPython directly on the calculator, or connect to a PC to transfer, store, or share your programs.
USER-FRIENDLY DISPLAY – Natural Textbook Display℠ shows expressions and results exactly as they appear in textbooks, simplifying writing and interpreting complex math.

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Casio FX-991ES Plus-2nd Edition Scientific Calculator

Main Highlights

Redesigned ES PLUS series calculators featuring easy-to-understand Natural Textbook Display, Non-Programmable Scientific Calculator with 417 Functions
Stylish design but same function as Casio FX-991ESPLUS 1st edition, 10-digit mantissa + 2-digit exponential display
Basic Trigonometrical & Statistics Functions, and many more functions
Colour coded keypad for easy key differentiation, Simple and easy to use, Comes with new slide on hard case

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Casio fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural

Main Highlights

Admitted to maturity exams
Natural display to insert and display numeric expressions as they appear on textbooks
24 levels of brackets
Regression and correlation coefficients
Solar Power and Battery.Dimensions: 1.5 x 7.5 x 16.2 cm

9.5

Excellent

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BEST VALUE

Casio fx-991CW– Advanced Scientific Calculator with High-Res 4-Tone Display | Natural Textbook Display | 540+ Functions, Numeric Calculus, Matrix Solver | Ideal for Engineering, Science & Exams

9.2

Very Good

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Casio fx-991CW– Advanced Scientific Calculator with High-Res 4-Tone Display | Natural Textbook Display | 540+ Functions, Numeric Calculus, Matrix Solver | Ideal for Engineering, Science & Exams

Main Highlights

NATURAL TEXTBOOK DISPLAY – View equations, fractions, and symbols exactly as they appear in textbooks for better comprehension and reduced errors.
HIGH-RESOLUTION 4-TONE DISPLAY – Enhanced screen with quad-tone shading improves visibility and makes cursor tracking easy when writing and editing expressions.
MEMORY & MATH CATALOG – Store and recall up to 9 variables containing integers, computations, and functions. Memory persists between sessions—an educator-requested feature. Access 47 constants, 40 conversions, advanced math functions, and more through the intuitive Math Catalog.
540 ADVANCED FUNCTIONS – Perform numeric integration and differentiation, 4x4 matrix operations, spreadsheet-style data viewing, and more.
QR FUNCTIONALITY & DURABLE DESIGN – Scan QR codes to graph results on ClassPad.net; includes rounded keys and a non-slip hard case for classroom or exam use.

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Casio FX-350ES Plus Scientific Calculator

Main Highlights

Trigonometric functions
Two-dimensional statistics
Automatic Fraction Calculations
Natural screen V;P;A;M, dot matrix

9.1

Very Good

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7Best spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own.

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How We Tested

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

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62

Consumers Consulted

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Why Trust 7Best?

About 7Best

How We Tested

Learn more about testing

51

Products Considered

62

Consumers Consulted

24

Hours Researched

Casio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics

8.8

Good

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Casio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics

Main Highlights

16 digit 4 line LCD display
NATURAL TEXTBOOK DISPLAY℠ – View fractions, equations, and results exactly as they appear in your textbook, simplifying the interpretation of complex math.
OVER 280 FUNCTIONS – Includes advanced capabilities like complex number calculations, linear regression, summation (∑), integration (∫), permutations and combinations, polar-rectangular conversions, and matrix/vector operations.
MULTI-REPLAY FUNCTION – Backtrack through your calculations, edit expressions, and recalculate answers step-by-step for easy error checking.
EXTENSIVE SCIENTIFIC & MATH FUNCTIONS – Solve simultaneous equations, quadratic and cubic equations, and explore advanced topics and classes like Trigonometry, Pre-Calculus, Calculus I or II, Physics, Statistics, or other college-level courses.
SOLAR PLUS WITH BATTERY BACK-UP – Reliable power with energy-efficient Solar Plus technology and battery back-up to keep you working without interruption.

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IPEROT Scientific Calculators, Solar Scientific Calculator Large Screen 417 Function, Calculators Very Suitable for High School and College Students Calculus Algebra and Other Math Textbooks (Solar)

Main Highlights

417 FUNCTIONS : This scientific calculator boasts 417 function, including algebraic, fraction, derivative, integral, statistical, complex number calculation, linear regression, standard deviation, permutation and combination, and variable solving, similar to operations found in math textbooks. It is well-suited for advanced and basic courses, high school and college students
LARGE DISPLAY SCREEN : lts screen is large enough to display four lines of numbers,.making it easier to read than traditional calculators. The written display of expressions allows you tosee the calculation process and results, making it a non-programmable calculator
SOLAR AND BATTERY DUAL POWER SYSTEM : The calculator features a dual power systemthat uses both solar and battery power, allowing users to use it anytime, anywhere, without worryingabout battery issues
STABLE AND RELlABLE : The scientific calculator is made with high-quality materials, has asturdy and durable exterior, and is easy to operate, with stable and reliable performance
WIDE RANGE OF USERS : As an essential school supply, middle school supplies, it is ideal for elementary, middle,and high school students, college students, engineers, nurses, and teachers, among others. lt can meettheir calculation needs in math, science, and engineering felds and help them better understand andapply knowledge. It can also be given to those who need to do scientifc calculations, makingit a practical and meaningful school supplies

8.6

Good

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