What Calculators Are Allowed On The Sat

Instantly check if your calculator is permitted on the SAT and learn the rules.

SAT Calculator Eligibility Checker

What is the SAT Calculator Policy?

The **SAT Calculator Policy** is a set of rules established by the College Board that dictates which calculators are permitted for use during the SAT exam. The primary purpose of this policy is to ensure fairness and test integrity, preventing any student from having an unfair advantage through the use of overly powerful or unauthorized devices. The rules specify not only which models are allowed but also which features are strictly prohibited.

This policy applies to every student taking the SAT, regardless of testing location. A common misconception is that you need the most expensive or advanced calculator to succeed. However, the **SAT Calculator Policy** is designed to level the playing field, and familiarity with an approved device is far more important than its price tag. The introduction of the digital SAT also includes a built-in Desmos graphing calculator, but students are still permitted to bring their own approved handheld device.

SAT Calculator Rules and Prohibited Features Explained

Instead of a mathematical formula, the **SAT Calculator Policy** is a logical framework based on approved models and forbidden features. Understanding this framework is crucial. The policy can be broken down into two main areas: what is allowed and what is not.

Permitted vs. Prohibited Features

The College Board explicitly lists features that disqualify a calculator. Knowing these is essential for compliance. This is a core part of the official **SAT calculator policy**.

Feature / Rule	Status	Explanation (Typical Range of Application)
Graphing Capability	Allowed	Most graphing calculators are permitted (e.g., TI-84, TI-Nspire CX). They are useful for visualizing functions.
Scientific Functions	Allowed	All scientific calculators are allowed (e.g., TI-30X). They handle trig, logs, and exponents.
Computer Algebra System (CAS)	Prohibited	Calculators that can solve algebraic equations symbolically (e.g., TI-89, TI-Nspire CAS) are banned.
QWERTY Keyboard	Prohibited	Any device with a typewriter-style keyboard is not allowed.
Wireless / Bluetooth / Internet	Prohibited	Calculators that can communicate wirelessly are strictly forbidden.
Stylus or Pen Input	Prohibited	Devices requiring a stylus for operation are not permitted (e.g., HP Prime, some Casio models).
Requires Power Cord	Prohibited	Only battery-operated calculators are allowed.

A summary of key features governed by the SAT calculator policy.

Practical Examples (Real-World Use Cases)

Let’s see how the **SAT Calculator Policy** applies to two common scenarios.

Example 1: Student with a TI-84 Plus

• Input: Calculator model is “TI-84 Plus”.
• Analysis: The TI-84 Plus is a standard graphing calculator. It does not have a QWERTY keyboard, wireless capabilities, or a Computer Algebra System (CAS).
• Output: ✅ Allowed. This model is explicitly on the approved list and follows all rules of the **SAT calculator policy**.

Example 2: Student with a TI-89 Titanium

• Input: Calculator model is “TI-89 Titanium”.
• Analysis: The TI-89 Titanium has a built-in Computer Algebra System (CAS), which allows it to perform symbolic algebraic manipulations.
• Output: ❌ Prohibited. The CAS functionality is a direct violation of the **SAT calculator policy**. The student must use a different, non-CAS calculator.

How to Use This SAT Calculator Policy Checker

Using this tool is straightforward and provides instant clarity. Follow these simple steps to ensure your device complies with the current **SAT Calculator Policy**.

1. Find Your Calculator Model: Look for the model name on the front of your calculator. It’s usually printed at the top (e.g., “TI-Nspire CX II”, “Casio fx-115ES PLUS”).
2. Enter the Model Name: Type the model into the input field above. You don’t need to be exact with capitalization or spacing.
3. Check the Results: The tool will immediately show whether your calculator is ‘Allowed’, ‘Prohibited’, or if you need to ‘Check Features’. The reason and the relevant policy rule will be displayed.
4. Make a Decision: If your calculator is prohibited, you must acquire an approved one for test day. A great resource is our guide on SAT prep courses which often recommend suitable calculators.

Key Factors That Affect Your Calculator Choice

Choosing the right calculator involves more than just checking a list. Several factors can influence your performance on test day, all within the bounds of the **SAT calculator policy**.

• Familiarity: The best calculator is the one you know how to use. Practice with the same device you’ll use on test day to build speed and confidence.
• Graphing vs. Scientific: While all scientific calculators are allowed, graphing calculators can be faster for analyzing functions, finding intersections, and solving equations graphically. This is a key consideration under the SAT math calculator rules.
• The Digital SAT Calculator: The digital SAT includes an embedded Desmos calculator. It’s powerful, but if you’re not used to it, bringing your own handheld calculator is a wise backup. Investigate the digital SAT calculator to see if it suits you.
• Battery Life: Ensure your calculator has fresh batteries before the test. A dead calculator is the same as no calculator.
• Cost: You don’t need the most expensive model. A mid-range scientific or older-model graphing calculator that is on the list of approved SAT calculators works perfectly.
• CAS vs. Non-CAS: This is the most critical factor. As the **SAT calculator policy** now strictly forbids CAS, double-check that your model is non-CAS.

Frequently Asked Questions (FAQ)

1. Can I use my phone or a smartwatch as a calculator?

No. Any device with wireless, cellular, or smartphone capabilities is strictly prohibited. This is a foundational rule of the **SAT calculator policy**.

2. What happens if I bring a prohibited calculator?

The test proctor will confiscate it, and you will have to take the math section without a calculator. In some cases, your scores could be canceled. It’s crucial to check your model beforehand.

3. Do I really need a graphing calculator?

No, it’s not a requirement. All scientific calculators are permitted. However, a graphing calculator can solve some problems more quickly. The choice depends on your comfort level and strategy for using a calculator on the SAT.

4. What is a “Computer Algebra System” (CAS) and why is it banned?

A CAS can manipulate algebraic expressions and solve equations symbolically, rather than just numerically. For example, it can factor x²-4 into (x-2)(x+2). This is considered an unfair advantage, which is why the **SAT calculator policy** bans them.

5. My calculator is not on any list. What should I do?

If your calculator is not on an explicitly approved or prohibited list, check it against the list of prohibited features (QWERTY keyboard, CAS, wireless, etc.). If it has none of those features, it is likely allowed, but using a common, explicitly approved model is safer.

6. Do I need to clear my calculator’s memory?

Yes, it’s a good practice and may be required by the test center. Proctors may ask you to show that your calculator’s memory has been cleared of any stored programs or notes.

7. Is the calculator policy the same for the PSAT?

Yes, the **SAT calculator policy** and the PSAT calculator policy are the same. The same rules and lists of approved/prohibited devices apply.

8. Where can I find the official College Board calculator list?

The College Board maintains the official policy on its website. It’s always a good idea to check the source for the most current rules before test day. This checker is based on the most recent updates to the **SAT calculator policy**.

Related Tools and Internal Resources

Continue your SAT preparation with our other expert tools and guides.

• ACT vs. SAT Comparison: Unsure which test is right for you? Our in-depth guide breaks down the differences in scoring, content, and strategy.
• The Ultimate Guide to the Digital SAT: Learn everything about the new digital format, from the adaptive testing model to the built-in **digital SAT calculator**.
• Top 10 SAT Math Strategies: Master the math section with proven techniques and an understanding of the **SAT math calculator rules**.
• Printable List of Approved SAT Calculators: Download a PDF of the most common **approved SAT calculators** to take with you when shopping.
• Tips for Using Your Calculator on Test Day: Maximize your efficiency and avoid common pitfalls with our expert advice on **using a calculator on the SAT**.
• SAT Prep Courses and Tutoring: Explore personalized prep options to boost your score across all sections of the exam.