SAT Calculator Advisor: What Calculator to Use for the SAT

Confused about the SAT calculator policy? Use our smart advisor to find the best SAT-approved calculator for your needs and budget.

Find Your Perfect SAT Calculator

What is the SAT Calculator Policy?

The College Board has specific rules about what calculator to use for sat tests. While a calculator is not mandatory (the Digital SAT includes an embedded Desmos calculator), bringing a familiar, approved handheld device is highly recommended. The policy ensures fairness by restricting devices with certain advanced functionalities.

Generally, you can use most graphing calculators and all scientific calculators. However, there’s a critical restriction: calculators with a Computer Algebra System (CAS) are **prohibited** on the SAT. CAS can symbolically solve equations, factor, and perform other algebraic manipulations, which the College Board considers an unfair advantage. Other banned devices include phones, smartwatches, laptops, and any calculator with internet connectivity or a QWERTY keyboard.

SAT Calculator Recommendation Formula (Decision Logic)

Deciding what calculator to use for sat isn’t a mathematical formula, but a decision based on three key variables: Budget, required features (especially graphing), and brand familiarity. Our calculator uses this logic to suggest the optimal model for you.

Decision Variables Table

Variables influencing your calculator choice

Variable	Meaning	Unit / Type	Typical Range
Budget	The amount you’re willing to spend on the device.	USD ($)	$15 – $150
Graphing Need	Whether you require the ability to plot and analyze functions visually.	Boolean (Yes/No)	Recommended for most students.
Brand Familiarity	Your previous experience with a calculator brand, which reduces learning curve.	Categorical	Texas Instruments (TI), Casio, HP, etc.
CAS Feature	Computer Algebra System, which is banned on the SAT.	Boolean (Yes/No)	Must be ‘No’ for an approved calculator.

Practical Examples

Example 1: The Budget-Conscious Student

A student needs a reliable, SAT-approved calculator but has a limited budget and doesn’t need graphing features for other classes.

• Inputs: Budget: Under $50, Graphing: No, Brand: Any
• Result: A recommendation for a scientific calculator like the TI-30XS MultiView. It’s affordable, powerful enough for the SAT, and fully compliant with the College Board calculator policy.

Example 2: The Aspiring STEM Major

A student is taking advanced math classes, is familiar with TI calculators, and wants a powerful graphing calculator that will last through college.

• Inputs: Budget: $120+, Graphing: Yes, Brand: Texas Instruments
• Result: The top recommendation would be the TI-84 Plus CE. It’s the most popular graphing calculator in U.S. high schools, has a vast amount of online support, and is the industry standard for non-CAS graphing calculators. It is a great investment for both the SAT and future studies.

How to Use This SAT Calculator Advisor

Using this tool to figure out what calculator to use for sat is simple. Follow these steps:

1. Select Your Budget: Choose the price range that best fits you. This is the primary filter for our recommendations.
2. Choose Features: Check “Graphing Capability” if you want a graphing calculator. Be aware that checking “CAS” will show you which models are prohibited.
3. Select a Brand (Optional): If your school uses a specific brand or you’re used to one, select it to get a familiar recommendation.
4. Review the Result: The tool will instantly provide a primary recommendation, explain why it’s a good fit, and issue a warning if your selections lead to a prohibited model.

Key Factors That Affect Your SAT Calculator Choice

Beyond our advisor’s inputs, consider these factors:

• Test Day Rules: You cannot share calculators. Make sure yours is a permitted model with fresh batteries.
• The Digital SAT’s Built-in Tool: The digital SAT includes a powerful Desmos calculator. It’s a great tool, but many students perform faster with a physical, handheld calculator they are familiar with.
• Familiarity Over Features: An advanced calculator you don’t know how to use is worse than a simple one you’ve mastered. Practice is key.
• Future Use: Will you need this calculator for AP exams or college courses? Investing in a graphing model like the TI-84 Plus CE might be cost-effective long-term.
• Scientific vs. Graphing: A graphing calculator allows you to visualize problems, which can be a huge advantage. A scientific calculator is sufficient but requires you to work more abstractly.
• Prohibited List: Always double-check the official College Board list of banned calculators before buying. Models like the TI-Nspire CX II CAS, while powerful, are not allowed.

Frequently Asked Questions (FAQ)

1. Is a graphing calculator required for the SAT?

No, it’s not required. A good scientific calculator is sufficient. However, a graphing calculator can solve some problems much faster and is generally recommended if you can afford one.

2. Can I use a calculator with a Computer Algebra System (CAS) on the SAT?

No. As of recent policy changes, all calculators with CAS functionality are banned from the SAT. This includes popular models like the TI-Nspire CX II CAS and HP Prime.

3. What is the best TI calculator for the SAT?

The TI-84 Plus CE is widely considered the best Texas Instruments calculator for the SAT. It offers a perfect balance of power, ease of use, and full compliance with SAT rules.

4. What is a good budget calculator for the SAT?

The Casio fx-9750GIII (graphing) or the TI-30XS MultiView (scientific) are excellent budget-friendly choices that provide all the necessary functions for the SAT.

5. Should I just use the built-in Desmos calculator on the Digital SAT?

You can, and you should be familiar with it! However, many students find using a separate, physical calculator is faster and more comfortable than switching windows and using a trackpad or mouse during a timed test.

6. Can I use my phone as a calculator?

No. Phones, smartwatches, tablets, and any device with communication capabilities are strictly forbidden.

7. What happens if I bring a prohibited calculator to the test?

You will not be allowed to use it. The proctor will likely confiscate it for the duration of the test, and you will have to take the math section without a calculator or with the embedded tool only.

8. Where can I find the official list of approved calculators?

The most up-to-date information and list of approved/banned calculators can be found on the official SAT Calculator Policy page on the College Board website.