Sat What Calculators Are Allowed

Unsure if your calculator is allowed on the SAT? The College Board has specific rules. This tool helps you determine if your device meets the criteria for what calculators are allowed on the SAT. Check the features of your calculator below to see its status.

Check Your Calculator’s Features

Check features to see status

What is the SAT Calculator Policy?

The SAT calculator policy refers to the set of rules established by the College Board that dictates what calculators are allowed during the Math section of the SAT exam. This policy is designed to ensure fairness and prevent any student from having an unfair advantage through technology. While most scientific and graphing calculators are permitted, there are critical restrictions against devices with certain features like internet connectivity or computer algebra systems (CAS). Understanding these rules is essential for a smooth test day experience. For the digital SAT, an embedded Desmos graphing calculator is also available for all students within the testing application.

SAT Calculator Rules and Explanation

The core of determining what calculators are allowed on the SAT lies in identifying prohibited features. The policy isn’t a list of approved models but rather a list of what’s banned. If your calculator has any of the following, it is NOT allowed.

Prohibited Calculator Features

Feature	Explanation	Why It’s Prohibited
Computer Algebra System (CAS)	A feature that allows the calculator to manipulate symbolic expressions (e.g., factoring x²-4 into (x-2)(x+2)).	Provides an unfair advantage by solving algebraic problems conceptually.
QWERTY Keyboard	A keypad laid out like a computer keyboard.	These are considered computer-like devices and are not allowed.
Wireless/Internet Access	Any form of wireless communication like Bluetooth, Wi-Fi, or infrared.	Prevents any possibility of external communication during the exam.
External Power Source	Calculators that must be plugged into a wall outlet.	For security and logistical reasons, only battery-operated devices are permitted.
Mobile Phones / Computers	Any smartphone, tablet, laptop, or smartwatch.	These are powerful computing devices with communication capabilities.

Practical Examples

Let’s consider two common devices to illustrate what calculators are allowed.

Example 1: Texas Instruments TI-84 Plus

• Features: Graphing capability, no CAS, no QWERTY keyboard, battery-powered.
• Analysis: The TI-84 Plus is one of the most popular calculators for the SAT. It has powerful graphing features but does not have a prohibited Computer Algebra System. It is battery-powered and has no communication features.
• Verdict: Allowed. This is a classic example of an acceptable graphing calculator.

Example 2: A Smartphone with a Calculator App

• Features: Wireless and cellular data, QWERTY keyboard (on-screen), access to the internet, powerful processor.
• Analysis: A smartphone is explicitly banned. It has wireless capabilities, is a communication device, and falls under the category of a prohibited personal computing device.
• Verdict: Not Allowed. No phones, tablets, or laptops can be used as calculators.

How to Use This SAT Calculator Checker

This tool helps you quickly assess if your calculator is likely permitted. Follow these steps:

1. Inspect Your Calculator: Look at your calculator’s keypad, model name, and any symbols indicating wireless capabilities.
2. Check the Boxes: For each question in the checker, check the box if your calculator has that feature.
3. Review the Result: The tool will instantly tell you if your calculator is “Likely Allowed” or “Not Allowed” based on your selections.
4. Read the Explanation: The output will explain exactly which feature makes your calculator prohibited, helping you understand the specific SAT calculator rules.

Knowing what calculators are allowed before test day prevents stress and ensures you have the right tool. For more information on test prep, see our guide to the digital SAT.

Key Factors That Affect Calculator Acceptance

Several factors determine if a calculator is acceptable. Understanding these nuances is key to knowing what calculators are allowed for the SAT.

• CAS Functionality: This is the most significant technical restriction. Calculators that can perform symbolic algebra are banned. Always check if your model has “CAS” in its name.
• Physical Form: The device must be a dedicated, handheld calculator. Laptops, tablets, smartwatches, and phones are strictly forbidden.
• Keyboard Layout: A QWERTY keyboard is an immediate disqualifier. The layout should be typical of a calculator, not a computer.
• Power Source: The calculator must be battery-operated. Devices requiring an electrical outlet are not permitted. Be sure to bring extra batteries!
• Communication Technology: Any feature that allows the calculator to communicate with other devices (Bluetooth, Wi-Fi, infrared ports) is prohibited to maintain test integrity.
• Peripherals: Calculators that use paper tape, make noise, or have styluses (for touchscreen models) are not allowed.

For students looking for the best device, it’s worth reviewing a list of acceptable sat calculators to find one you are comfortable with.

Distribution of Allowed Calculator Types

An illustrative breakdown of calculator types generally allowed on the SAT.

Frequently Asked Questions (FAQ)

1. Can I use a TI-84 on the SAT?

Yes, the entire TI-84 series (Plus, CE, etc.) is allowed as it does not contain a Computer Algebra System (CAS). It’s one of the most recommended calculators.

2. Is the TI-Nspire allowed on the SAT?

It depends. The standard TI-Nspire CX models are allowed, but the TI-Nspire CAS models are NOT allowed. The “CAS” in the name is the key differentiator.

3. Do I have to use a calculator?

No, a calculator is not required. For the digital SAT, a powerful graphing calculator (Desmos) is built into the test platform. However, you are allowed to bring your own approved handheld calculator if you prefer.

4. What happens if I bring a prohibited calculator?

You will not be allowed to use it. In the worst-case scenario, attempting to use a prohibited device could lead to dismissal and cancellation of your scores. It’s crucial to check what calculators are allowed beforehand.

5. Are all scientific calculators allowed?

Yes, virtually all standard scientific calculators are allowed on the SAT. They do not have the prohibited features like CAS or graphing capabilities that cause issues.

6. What’s the difference between the built-in Desmos and my handheld calculator?

The main difference is familiarity. The built-in Desmos is very powerful, but if you’ve spent years practicing with a handheld TI-84, you may be faster with your own device. It’s a matter of personal preference. A great resource is our article on the College Board calculator policy.

7. Can I share my calculator with a friend?

No. Sharing calculators during the exam is strictly prohibited to prevent any form of communication or cheating.

8. Should I clear my calculator’s memory?

Yes, you must remove any programs or documents stored on your calculator. Proctors may inspect your device, and having stored information could be grounds for disqualification.

Related Tools and Internal Resources

Continue your SAT preparation with these helpful resources:

• SAT Prep Courses: Explore our comprehensive prep courses to boost your score.
• The Ultimate Guide to the Digital SAT: Learn everything you need to know about the new digital format.
• Deep Dive into SAT Calculator Rules: A detailed look at the official policies.
• Focus on the TI-84: A specific guide for users of the popular TI-84 calculator.
• Choosing an SAT Graphing Calculator: Compare the best graphing calculators for test day.