10 Best Scientific Calculators With Graphing Functions of 2026 for Students, STEM Classes, and Exam Prep

Choosing a scientific calculator with graphing functions comes down to more than just function count. The right model should match your coursework, exam rules, display preferences, and budget.

Below, we focus on practical differences that matter for students, from basic classroom use to advanced STEM problem-solving and standardized testing.

Best 10 Scientific Calculator with Graphing Functions Picks for 2026

Best for Classroom Graphing – TI-84 Plus CE Color Graphing Calculator

If you need a reliable scientific calculator with graphing functions for schoolwork, the TI-84 Plus CE is a proven pick with a color screen, built-in apps, and the familiar TI-84 interface many classes already expect. It’s a practical choice for middle school through college math and science, especially if you want something easy to follow during homework, labs, and tests.

Best For: Students who want a school-friendly graphing calculator for class, homework, and standardized test prep.

Pros:

• High-resolution full-color backlit display makes graphs easier to read
• MathPrint and split-screen views help with equations and graph comparisons
• Rechargeable battery reduces the need for frequent replacements
• Preloaded apps and multiple graph styles add useful classroom flexibility

Cons:

• More expensive than basic scientific calculators
• Can take time for first-time users to learn all the graphing tools

For students who need a dependable scientific calculator with graphing functions that’s widely accepted in classrooms, the TI-84 Plus CE stands out for readability, versatility, and everyday academic usefulness.

Best for Graphing Practice – CATIGA Scientific Calculator CS-121

If you want a scientific calculator with graphing functions that can handle algebra through calculus, the CATIGA CS-121 is built for everyday schoolwork and exam prep. It combines graph plotting, formula display, and 360+ functions in a compact body, making it a practical choice for students who need more than a basic scientific calculator.

Best For: High school and college students who want an affordable graphing-capable calculator for classwork, homework, and test preparation.

Pros:

• Plots graphs and shows formulas at the same time for clearer problem-solving
• Offers 360+ functions, including fractions, statistics, regression, and complex numbers
• Compact, ergonomic design fits well in a backpack or on a crowded desk
• Includes a protective case and a durable anti-drop body for daily use

Cons:

• Not as advanced as full-size classroom graphing calculators
• May take some time to learn if you are new to graphing calculators

Overall, this scientific calculator with graphing functions stands out as a versatile study tool for students who want broad math coverage without a bulky design. It is especially appealing if you need graphing support, multiple modes, and portability in one package.

Best for Math Students – Casio fx-300ES Plus 2nd Ed. Pink

If you want a dependable scientific calculator with graphing functions for classes like algebra, geometry, statistics, and physics, the Casio fx-300ES Plus 2nd Edition is a practical pick. It does not replace a full graphing calculator, but it offers a strong set of advanced math tools in a compact, student-friendly design.

Best For: Middle school, high school, and early college students who need an easy-to-read scientific calculator for everyday coursework.

Pros:

• 262 built-in functions cover scientific, trigonometric, fractional, exponential, and regression work.
• Natural Textbook Display makes expressions easier to read and enter correctly.
• Solar power with battery backup helps it stay ready for long school days.
• Lightweight design and slide-on hard case make it easy to carry in a backpack.

Cons:

• Does not provide true graphing capability like a dedicated graphing calculator.
• Pink color may not appeal to buyers who want a more neutral look.

For students who need a reliable scientific calculator with graphing functions in the broad classroom sense, this Casio is a strong value choice thanks to its clear display, wide function set, and simple, no-fuss operation.

Best Exam-Ready Graphing CAS – HP Prime G2 Graphing Calculator

If you want a scientific calculator with graphing functions that can handle advanced classes and still stay classroom-friendly, the HP Prime G2 is a strong pick. Its color touchscreen, CAS tools, and multi-view workflow make it useful for everything from algebra and precalculus to AP calculus and engineering coursework.

Best For: Students who need a powerful, exam-approved graphing calculator for high school, AP/IB, or college STEM classes.

Pros:

• CAS, graphing, geometry, and spreadsheet tools in one device
• 3.5-inch multi-touch color display with pinch-to-zoom and interactive graphing
• Approved for PSAT/NMSQT, SAT, IB, and select AP exams
• 256MB flash memory plus rechargeable battery and included case

Cons:

• More advanced than many students need for basic math courses
• Premium feature set can come with a steeper learning curve
• May be overkill if you only need simple scientific functions

The HP Prime G2 stands out as a scientific calculator with graphing functions for students who want serious capability without sacrificing exam readiness. If you need a feature-rich calculator that can grow with more advanced math and STEM work, this one is hard to ignore.

Best for Exam Prep – Scientific Calculator with Graph Functions for Students

If you want a scientific calculator with graphing functions for classwork and test prep, this Nadex model is a practical pick for high school and college math. It covers core topics like algebra, trigonometry, calculus, statistics, and physics, while its large display helps you view equations and graph visuals more clearly.

Best For: Students who need an affordable, exam-ready scientific calculator for advanced math, AP coursework, and everyday classroom use.

Pros:

• Over 360 functions for topics like fractions, regression, permutations, and complex numbers
• Three operating modes for calculation, angular measurement, and display control
• Large screen supports simultaneous equation and graph-style visualization
• Battery included, plus a spare replacement battery in the chamber

Cons:

• Not a true full graphing calculator, so it has limits for advanced graphing needs
• May be more than some casual users need
• Green color may not suit buyers who prefer a more traditional look

This scientific calculator with graphing functions is a strong value for students who mainly need formula visualization and broad math coverage rather than a full graphing device. It looks especially useful for exam prep where versatility and ease of use matter most.

Best for Big Display – TOVO Scientific Calculator with Graphic Functions

If you want a scientific calculator with graphing functions that’s easier to read in class or during study sessions, the TOVO TS-259 stands out for its large 3-inch screen and 360+ functions. It’s a practical pick for high school and college students who need graphing capability without jumping to a more expensive full graphing model.

Best For: Students who want a large-display scientific calculator with graphing functions for everyday coursework, homework, and test prep.

Pros:

• Large 3-inch screen improves visibility for equations and graphing work
• 360+ functions cover most high school and college math needs
• Multi-mode layout makes it useful for both scientific and graphing tasks

Cons:

• Not as advanced as higher-end dedicated graphing calculators
• May be more calculator than some basic math classes require

Overall, the TS-259 is a sensible middle-ground scientific calculator with graphing functions if you value screen size and broad feature coverage over premium graphing features. It’s a solid fit for students who want one calculator that can handle most classroom work comfortably.

Best Value 2-Pack – 2-Line 240-Function Scientific Calculators

If you want an affordable scientific calculator with graphing functions-like versatility for schoolwork, this 2-pack covers the everyday needs of algebra, trig, fractions, and statistics without taking up much space in a backpack. The large two-line display makes it easier to check inputs and results quickly, which is helpful during homework, class, and timed tests.

Best For: Students who need a simple, readable calculator for middle school, high school, and early college math.

Pros:

• 2-line, 10+2-digit display helps reduce input mistakes
• 240 functions cover core math, stats, fractions, permutations, and more
• Sliding cover and lightweight build make it easy to carry and protect
• Includes two calculators, which is useful for backup or sharing

Cons:

• Not a true graphing calculator for plotting functions on-screen
• AAA batteries are not included
• May be more calculator than casual users need

As a practical classroom tool, it delivers solid function depth and a clear display, but shoppers specifically seeking a scientific calculator with graphing functions should note that this model is built for advanced scientific work rather than full graphing features.

Best with Extra Features – CATIGA CS-229 Graphing Scientific Calculator

If you want a scientific calculator with graphing functions that is easier to read during class or exam prep, the CATIGA CS-229 stands out for its oversized display and wide function set. It combines graphing, equation solving, and advanced scientific tools in a format that’s aimed at students who need more visibility and versatility than a basic calculator can offer.

Best For: High school and college students who want a large-screen scientific calculator with graphing features for algebra, trig, calculus, and stats.

Pros:

• Extra-large high-definition screen makes graphs and multi-line calculations easier to view
• Supports 360+ functions, including fractions, regression, complex numbers, and variable solving
• Graphing tools help with plotting functions, intersections, and equation analysis
• Balanced ergonomic design with a reset button and 365-day limited warranty

Cons:

• May be more calculator than needed for students who only need basic math functions
• Graphing-focused features can take time to learn if you are new to advanced calculators

Overall, this is a practical scientific calculator with graphing functions for students who prioritize screen size, advanced modes, and broad academic coverage over a minimalist design. It’s especially appealing if you want one calculator that can handle both coursework and graph-style problem solving.

Best for Bulk Classrooms – 24-Pack Scientific Calculators

If you need a scientific calculator with graphing functions style versatility for a classroom or study group, this 24-pack is built around clarity, coverage, and value. The large 2-line display, 240 functions, and protective sliding cover make it a practical pick for students who need dependable everyday math support.

Best For: Teachers, schools, tutoring centers, and families buying calculators in bulk for middle school through college-level math.

Pros:

• 2-line widescreen display shows entry and result at the same time.
• 240 functions cover algebra, trigonometry, fractions, statistics, and more.
• Sliding cover helps protect the keys and screen during transport.
• Bulk 24-pack is cost-effective for classrooms and shared use.

Cons:

• Not a dedicated graphing calculator with plotting display.
• AAA batteries are not included.
• Bulk pack is more than many solo buyers need.

This is a strong value option if you want broad scientific functionality without paying for a full graphing device. For buyers comparing a scientific calculator with graphing functions, it’s better suited to calculations, exams, and classroom use than to actual graph plotting.

Best Multipack Value – 30-Pack 2-Line Scientific Calculators

If you need a practical scientific calculator with graphing functions-style versatility for a class, lab, or shared workspace, this 30-pack makes it easy to equip a whole group without overspending. It focuses on clear readability, broad scientific coverage, and simple everyday use rather than advanced graphing hardware.

Best For: Teachers, schools, tutoring programs, and teams that need an affordable bulk set of reliable scientific calculators.

Pros:

• 2-line large display shows input and result together for easier checking
• 240 functions cover trig, fractions, statistics, permutations, and more
• Sliding cover and lightweight build make it classroom-friendly and portable
• Auto shutoff helps conserve battery life during long school days

Cons:

• Does not appear to be a true graphing calculator
• Batteries are not included
• Bulk pack is more than most individual buyers need

Overall, this is a smart value pick if your priority is getting dependable tools for multiple students at once. It offers plenty of scientific depth for schoolwork, but shoppers specifically wanting a scientific calculator with graphing functions should confirm they do not need a dedicated graphing model.

How We Picked the Best Scientific Calculator with Graphing Functions

We looked for calculators that balance graphing ability, scientific function depth, ease of use, and real-world school compatibility. Priority went to models with clear screens, useful math modes, and enough capability for algebra, pre-calculus, calculus, and engineering-style work.

We also considered whether a Scientific Calculator with Graphing Functions is appropriate for classroom policies and exams. For many buyers, the best choice is not the most advanced model, but the one that fits the course level and permitted feature set.

Quick Comparison

For advanced high school and college math, full-featured graphing models such as the TI-84 Plus CE and HP Prime G2 are strong options. For students who mainly need scientific calculations plus occasional graphing-style support, simpler multi-function models can offer better value.

If you are buying for a classroom or department, bulk packs and two-line scientific calculators make more sense than premium graphing units. Those are better for basic algebra, fractions, and general math homework than for advanced graph work.

Key Buying Factors for a Scientific Calculator with Graphing Functions

Display and Readability

A larger screen, color display, or multi-line layout can make graphing, equation entry, and result checking much easier. Natural textbook-style input is especially helpful for younger students and anyone learning advanced math.

Function Set

Look beyond marketing claims. Some calculators emphasize graphing, while others are scientific calculators with graphic functions that support more modest visual tools. Match the feature set to your actual classes so you do not overpay for functions you will not use.

Exam and School Approval

Always check whether the calculator is allowed for SAT, AP, IB, ACT, or classroom tests. A powerful model is only useful if it is permitted when it matters most.

Ease of Navigation

Menus, shortcut keys, and intuitive button layouts can save a lot of time during homework and tests. If a student is new to graphing calculators, a simpler interface may be the better long-term choice.

Battery Life and Durability

For daily school use, dependable power and a sturdy shell matter. Rechargeable models can be convenient, while bulk classroom calculators should prioritize low cost, consistent operation, and easy replacement.

Who Should Buy Which Scientific Calculator with Graphing Functions?

Choose a premium graphing model if you need advanced algebra, calculus, or STEM work and want a calculator you can keep for years. Choose a midrange Scientific Calculator with Graphing Functions if you want a balance of capability and value for high school or early college.

If you are outfitting a class, tutoring program, or shared lab, bulk scientific calculators are the practical pick. They are best for students who need reliable math tools without advanced graphing depth.