Acceptable Calculators for the SAT
The SAT has a strict calculator policy. Before test day, it’s crucial to ensure you have one of the acceptable calculators for the SAT. Use our simple checker below to instantly see if your calculator model is permitted on the official digital SAT exam.
SAT Calculator Policy Checker
SAT Calculator Policy Visualized
Approved Models by Major Brand (Graphing)
Examples of Acceptable & Prohibited Calculators
| Model | Status | Reason |
|---|---|---|
| TI-84 Plus CE | Acceptable | Standard non-CAS graphing calculator. |
| TI-Nspire CX II CAS | Prohibited | Contains a Computer Algebra System (CAS). |
| Casio fx-9750GIII | Acceptable | Standard non-CAS graphing calculator. |
| HP Prime | Prohibited | Contains a Computer Algebra System (CAS). |
| TI-30XS MultiView | Acceptable | Standard scientific calculator. |
What Are Acceptable Calculators for the SAT?
Acceptable calculators for the SAT are handheld devices that meet the specific policy requirements set by the College Board for use on the Math section of the exam. The policy is designed to ensure fairness and prevent any student from having an unfair advantage. While the digital SAT includes an embedded Desmos calculator, students are still permitted and often encouraged to bring their own familiar device. Knowing whether your device is on the list of acceptable calculators for the SAT is a critical part of test preparation.
This policy primarily affects students taking the SAT, as using a non-compliant device can lead to dismissal from the test center and cancellation of scores. A common misconception is that any graphing calculator is fine. However, the key restriction is against calculators with a Computer Algebra System (CAS). This guide will help you understand the nuances of the policy for acceptable calculators for the SAT.
SAT Calculator Policy and Rules Explained
There isn’t a mathematical formula for determining acceptable calculators for the SAT, but rather a set of clear rules and restrictions provided by the College Board. The core principle is the prohibition of calculators that can perform symbolic algebraic manipulation. This is primarily aimed at devices with Computer Algebra Systems (CAS). To determine if your device is one of the acceptable calculators for the SAT, you must check it against these rules.
The main banned features are:
- Computer Algebra System (CAS) functionality.
- Wireless communication or internet access (Bluetooth, Wi-Fi, etc.).
- QWERTY (typewriter-style) keyboards.
- Stylus or pen-based input.
- Features that make noise or require an electrical outlet.
Prohibited Features Breakdown
| Feature/Rule | Meaning | Why it’s Prohibited | Example of Prohibited Model |
|---|---|---|---|
| CAS (Computer Algebra System) | The calculator can solve algebraic equations symbolically, factor, or expand expressions. | Provides an unfair advantage by solving problems that test algebraic skills. | TI-89, TI-Nspire CAS, HP Prime |
| Wireless Capability | Can connect to the internet or other devices. | Poses a security risk for sharing test information. | N/A (No calculators have this feature) |
| QWERTY Keyboard | A typewriter-like keyboard. | Classified as a computer-like device. | TI-92 Plus |
| Power Cords | Must be plugged into an outlet to function. | Logistical and safety issues in the testing room. | N/A (Calculators are battery-operated) |
Practical Examples: Checking Your Calculator
Understanding the rules is easier with real-world examples. Here’s how you would check if two popular calculators are on the list of acceptable calculators for the SAT.
Example 1: Texas Instruments TI-84 Plus
- Input Model: “TI-84 Plus”
- Check: The model does not have “CAS” in its name. It is a well-known, standard graphing calculator. The College Board and Texas Instruments websites list it as an approved model.
- Output: ACCEPTABLE
- Interpretation: The TI-84 Plus is one of the most common and reliable acceptable calculators for the SAT. You can bring this to the test with confidence.
Example 2: Casio ClassPad II (fx-CP400)
- Input Model: “ClassPad II” or “fx-CP400”
- Check: A quick search reveals this model has a large touchscreen, stylus, and a powerful Computer Algebra System (CAS). The College Board explicitly lists the ClassPad series as prohibited.
- Output: PROHIBITED
- Interpretation: This device offers functions that are banned on the SAT, making it not one of the acceptable calculators for the SAT.
How to Use This SAT Calculator Checker
Our tool is designed to quickly tell you if your model is one of the acceptable calculators for the SAT. Follow these simple steps:
- Enter Your Model: Type the model name of your calculator into the input field above. Be as specific as you can (e.g., “TI-Nspire CX II” instead of just “Nspire”).
- Check the Result: The tool will instantly display one of three statuses: “Acceptable,” “Not Acceptable,” or “Restricted.”
- Read the Reason: The “Reason” field provides context for the decision, such as identifying a CAS feature or confirming its approved status.
- Reset if Needed: Use the “Reset” button to clear the fields and check another model.
Making sure you have one of the acceptable calculators for the SAT before test day helps reduce stress and allows you to focus on the math problems. If your calculator is not allowed, you have time to borrow or purchase one that is, such as those recommended in our related resources.
Key Factors That Affect Calculator Acceptance
Several factors determine the list of acceptable calculators for the SAT. Understanding them helps clarify the College Board’s policy.
- Computer Algebra System (CAS): This is the most significant factor. If a calculator can symbolically solve `x + 2x = 9` to `x=3`, it’s banned. Non-CAS calculators only provide numerical answers.
- QWERTY Keyboard: Any calculator with a typewriter-style keyboard is prohibited as it’s considered a computing device.
- Wireless Communication: No device capable of connecting to other devices or the internet is allowed to maintain test security.
- Power Source: Calculators must be battery-powered. Devices requiring an electrical outlet are not permitted.
- Physical Size and Display: Calculators with very large screens or raised displays that could be visible to other testers may lead to you being reseated by the proctor.
- Noise: Any device that makes noise must be silenced. Paper-tape printers are also banned.
Familiarizing yourself with these rules is the best way to ensure you choose one of the many acceptable calculators for the SAT. For more information on test strategies, see our guide to SAT Math Strategies.
Frequently Asked Questions (FAQ)
Yes, the TI-84 Plus (including the CE version) is one of the most common and universally acceptable calculators for the SAT.
You will not be allowed to use it. If you are caught using it, you will be dismissed from the test, and your scores will be canceled.
Yes, virtually all standard scientific calculators are acceptable calculators for the SAT, as they do not contain prohibited features like CAS or graphing capabilities.
No. Phones, smartwatches, and any other communication devices are strictly prohibited during the entire test administration. You must use a standalone, approved calculator.
While not always enforced, the official policy states you must remove any stored programs or documents. It’s good practice to do so. Using programs to solve problems may be considered cheating.
It depends on your comfort level. The built-in calculator is powerful, but if you are highly proficient with your own device, it’s often better to stick with what you know. Practice with both to see which you prefer. Consider our College Readiness Quiz to assess your overall preparation.
The “CAS” is the key. The TI-Nspire CX (non-CAS) is an acceptable calculator for the SAT, while the TI-Nspire CX CAS is explicitly banned because of its Computer Algebra System.
The College Board website maintains the official SAT Calculator Policy. Our tool and article are based on this policy to make checking your device simple. It is always a good idea to double-check the official SAT calculator policy page for any last-minute updates.