Best Graphing Calculators of 2026

"I purchased the TI-84 Plus CE Color Graphing Calculator for my college courses, and it's been a total game changer. The vibrant color display makes reading graphs and data much easier. I also appreciate the intuitive menu system—it helps me quickly find what I need during exams. The battery lasts a long time between charges, so I never worry about it running out at a crucial moment. Even though it's a bit expensive, it's proven to be an excellent investment for my studies."

"As someone taking AP Calculus, I use this calculator all the time. It's easy to operate once you get the hang of the inputs, and the battery life is outstanding. Although it cost more than I hoped, I would absolutely recommend it to any serious student."

"After using the TI-84 Plus CE for a year, I can confidently say it's incredibly reliable and high-performing. Every feature works seamlessly and has made my daily academic routine much smoother. To top it off, I was able to get it at a great price, which made the purchase even more satisfying."

"As a college student focused on Economics, I found the TI-Nspire CX II CAS to be a game-changer for complex calculations and graphing. Its 3D graphing capabilities and intuitive interface make it far superior to my old TI-84, and I love that I can solve equations symbolically, not just numerically. The ability to split the screen and access dedicated apps for different math disciplines adds even more value. Though I wish the software worked on my Chromebook, this calculator greatly improved my studies."

"I’ve used this calculator throughout my advanced math courses, and it is incredibly effective for algebra, calculus, and statistics. The CAS system is extremely helpful, and I appreciate the clear, colorful display. My only minor complaint is the ABC keyboard layout instead of QWERTY, but it doesn’t affect how well it works. Highly recommend for anyone tackling higher-level math."

"This calculator has everything I need and more—lightning-fast performance, long-lasting battery, and a ton of features. After years of use, I can vouch for its durability and overall quality. If you want a reliable and advanced calculator, I’d absolutely suggest this one."

"My son needed a graphing calculator for high school, and this was what the school suggested. The price was great and the calculator is easy for him to learn and read. I’m very satisfied with how straightforward it is for students."

"I've bought several of these for my kids in both high school and college. They’re incredibly durable and the battery lasts for years. My children have never had accuracy issues, and there’s no lag when computing answers. I would absolutely recommend this calculator because it holds up over time."

"I needed this calculator for my university math classes, where only certain models are allowed. It feels basic at first, but with a bit of practice, it’s powerful enough for advanced courses like Calculus 3. The construction is solid, though it’s a bit lightweight. I do wish the manual was more helpful, but with some online resources, it’s manageable."

"I've used this calculator almost daily for five months, and I'm impressed with its battery life and durable, lightweight build. As a budget option, it handles matrices, polynomials, and graphing with ease. My only minor complaint is the limited vector functions, which aren't ideal for physics, but overall, it's a fantastic deal."

"As a high school math teacher with over 20 years of experience, I think this Casio model offers unbeatable value for students. Its exact value reporting (fractions, roots, trig ratios) is superior to the TI-84, and you can easily toggle between exact and decimal forms. While I find the menu system less intuitive for graphs and tables and the screen resolution lower than the TI-84, the powerful home screen and feature set make it a solid choice, especially for those on a budget."

"I chose this calculator because it's half the price of the TI-84 Plus and delivers just as much—if not more—functionality. The minimalist, attractive design stands out, and the notetaking feature is especially helpful during tests. I appreciate that, unlike Texas Instruments, I can see both exact and decimal answers with a single input. It's a great deal for the money, and I hope more schools consider Casio as a standard option."

"I've found the TI-84 Plus CE to be incredibly reliable and simple to operate. The color display is sharp, the battery life is impressive, and it manages everything I need for my math tutoring sessions. It's consistently a solid choice."

"I bought this calculator in a color I wasn't sure about at first, but it turned out better than expected! It works well, was required for my courses, and is very user-friendly. Just a heads-up: it doesn't come fully charged, so you'll want to plug it in before using."

"My daughter needed a new calculator for AP Calculus, and this one has been wonderful. She loves the upgraded features and the fresh look. It's definitely a must-have for anyone tackling advanced math courses."

"As a math teacher, I switched to the NumWorks for my students and my son, and it quickly became my go-to calculator. Its excellent features and user-friendly design make it a pleasure to use for calculus and beyond. I just wish this had been available back in my own school days!"

"I use the NumWorks mostly for unit conversions and some analysis, and I find it one of the most intuitive and fastest graphing calculators I've owned. The easy software updates through the web and consistent improvements make it a worthwhile investment."

"Compared to the clunky, outdated models I used before, the NumWorks is a breath of fresh air. Its sleek design, color display, and intuitive app-style interface make learning math enjoyable, especially with built-in Python support. For most students, I think this is a stylish and forward-thinking choice."

"I bought this renewed TI-83 Plus and it's been fantastic for my child's math classes—it looks almost new, works flawlessly, and was much cheaper than getting a brand new one."

"This calculator is exactly what my kids needed for school. It’s very sturdy, fits easily in a backpack, and the battery is lasting a long time for the price."

"The only thing I wish it had was a fraction function, and it can be a bit tough to use in low light, but overall, it's pretty good and can handle fractions with a workaround."

"I got this calculator for a much better price than other retailers, and it worked out perfectly for my college coursework. Shipping was fast, and pairing it with a case made it even better."

"I love how simple and intuitive this calculator is. The buttons are perfectly sized, and it arrived exactly as shown in the photos. It handles every function I need without any errors."

"This calculator is awesome for programming my own functions and taking notes. The display is super clear, battery life is great, and I’m really happy with the color. The value I got on clearance made it even better!"

"I found the HP Prime Calculator to be the most powerful math tool available for today's classrooms. The textbook-style input and color touchscreen made entering and understanding problems so much easier. I loved that there were affordable resources and eBooks to help me learn everything from arithmetic to advanced calculus. Plus, the fact that I can use a virtual version on my computer and sync work to my handheld device is a huge bonus."

"As a grad student, I was initially worried about learning HP’s reverse Polish Notation, but it turns out the HP Prime doesn’t require it for most tasks. Typing equations is incredibly straightforward, and the large screen makes calculations a breeze. The advanced features are easy to pick up, and this is hands down the best calculator I’ve ever used."

"Switching from TI calculators was a learning curve, but as an engineering student, I really appreciate how the touchscreen makes graphing and navigation so much faster. The processing power is impressive, and while the battery life isn’t as strong as my TI-84, it charges quickly. I did have a bit of hassle with the serial number registration, but HP’s support resolved it for me."

"As a STEM student, I found that the bright color screen, powerful math features, and support for Python coding make this calculator incredibly useful for both high school and college classes. Battery life is excellent, and the included software makes transferring work to my computer easy. It's a great investment for anyone serious about math and science."

"I purchased this for my daughter’s IB math class, and it's a top-tier choice that meets all her academic needs. Aside from the price, I haven't found any other downsides. It's definitely worth the money if your child needs a dependable calculator for their courses."

"After using the TI-Nspire CX II, I can confidently say it's packed with features like notes, spreadsheets, a geometry tool, and a unique document system. Navigation is smooth with the built-in trackpad, and the dedicated alpha keyboard is a nice touch. It's perfect for users who require a powerful, versatile calculator."