The 5 best calculators of 2021

Personal, courtesy of Sharp

While it’s hard not to be wowed by all the new technology that arrives every year, few devices have stood the test of time like the trusty calculator. Whether you are a student enrolled in math class or a professional accountant, a good calculator is an essential tool to have in your pocket. And of course, now calculators can do even the most complicated calculation equations. Whatever your math needs, whether you need a new graphing calculator or a basic model, a calculator can help you work quickly and accurately.

What to consider

While calculators have all kinds of bells and whistles these days, there are really only two things (aside from the price) you need to worry about when buying one.

Capacities: From graphs to scientific models to more basic models, there are different types of calculators with different capabilities. Make sure you find one that will do what you need. Additionally, if you plan to use it for college entrance exams, make sure the model you are going to purchase is approved for use during testing.

Battery Life / Power Source: Speaking of college entrance exams, nothing could be worse than having your calculator run out of power before you’re done. Calculators can be both battery and solar powered or a hybrid of the two. Whatever you choose, make sure you can count on it to stay charged for long periods of time.

How we selected

We read a wide range of reviews to find consensus on the best calculators in a number of different categories. Below is a selection of calculators for different uses in a price range. As such, whatever your computing needs are, you should be able to find the right one for you.

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Best overall

Texas Instruments TI-84 Plus CE Graphing Calculator

Texas instruments

$ 159.99

While the Texas Instrument TI-84 Plus is also available in a black and white version for a little less money, we think its color edition’s crisp backlit display is worth it. It is a great choice for high school students because it comes with MathPrint, which allows textbook display, and is approved for use in PSAT, SAT and ACT college entrance exams and AP exams. that allow a graphing calculator.

It comes with a bunch of apps to extend the functionality of the calculator, as well as plenty of images to graph on. In addition, it has a rechargeable battery using a USB cable. The TI-84 Plus is more expensive than most of the others on this list, but it’s one of the best calculators you can buy.

  • Lightweight
  • Backlit color display

Ideal for students

Sharp 16 Digit Scientific Calculator

Students in need of a scientific calculator should look no further than the Sharp 16-digit Scientific Calculator. Its most notable feature is a large four-line display that displays the entered equations in the form of a condensed manual.

Powered by both solar and battery power, it offers seven different calculation modes (normal, statistical, drill, complex, matrix, list and equation), and it is capable of performing over 600 functions and even l ‘algebra. It comes in a nice glossy black hard case, but even better, usually priced under $ 25, it will fit most student budgets as well.

  • Cheap
  • Four-line display

Best value

Casio FX-9750II graphing calculator

One of our favorite graphing calculators, the Casio FX-9750II offers a lot of machine for the money. It can meet the needs of most students and has an interface that most should find very user-friendly.

Meanwhile, its high-resolution, backlit LCD display is easy to read, and this calculator can allegedly last 230 hours on four AAA batteries. It lacks some of the sophisticated features of the more expensive models, but will meet the needs of most students. Plus, it’s approved for use with most exams, including PSAT, SAT, ACT, and AP tests.

  • Moderate price
  • User-friendly

Ideal for accounting

HP 12c Financial Calculator

With over 120 different built-in functions, such as amortization, cash flow, and loan payments, the HP12c financial calculator will do a quick job of your accounting, personal or business. It is also able to enter data and calculate using RPN system.

The HP12c is compact and portable, yet its buttons are strategically placed for ease of use, while its large 10-digit LCD display is easy on the eyes. In addition, it is one of only two calculators authorized by the CFA (Chartered Financial Analyst) Institute for its exam.


Best budget

Canon LS-82Z Pocket Calculator

For those with minimal computing needs and spending a lot on a calculator doesn’t add up (pun intended), the Canon LS-82Z is ​​a great option. Often times, priced under $ 10, it can handle square root functions and product dimensions, and it also has a floating decimal point system.

It’s battery powered and solar powered, so you won’t be spending a lot of extra money to replace batteries. It doesn’t have the computing power of others on the list, but the Canon LS-82Z is ​​a reliable basic calculator.

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