The Casio fx-9750GIII has long been hailed as the "king of budget graphing calculators." In this deep-dive review, we analyze why this device remains a top choice for students and professionals alike. Use our custom Value Calculator below to see how it stacks up against your specific needs.
Graphing Calculator Value Estimator
Compare the Casio fx-9750GIII against competitors based on your budget and requirements.
A) What is the Casio fx-9750GIII?
The Casio fx-9750GIII is the third generation of Casio's entry-level graphing calculator series. It bridges the gap between basic scientific calculators and high-end color graphing units like the TI-84 Plus CE. Its primary claim to fame is the inclusion of Python programming capability at a price point typically half that of its competitors.
According to most fx-9750GIII reviews, the device is praised for its "Natural Textbook Display," which allows fractions, square roots, and other expressions to appear exactly as they do in textbooks. This model is widely approved for major standardized tests including the SAT, ACT, and AP exams.
B) Value Scoring Formula and Explanation
To provide an objective review, we utilize a Proprietary Value Index (PVI). This formula balances the technical capabilities against the financial investment required.
Value Score = [(DisplayWeight + ProgrammingWeight + BatteryWeight) / (Price / 10)] * 2
In this model, a higher score indicates better "bang for your buck." The Casio fx-9750GIII typically scores in the 85-95 range, whereas high-end color models often score between 60-75 due to their significantly higher price tags.
C) Practical Examples
Example 1: The High School Student
A student needs a calculator for Algebra II and the SAT. They have a $60 budget. The fx-9750GIII fits perfectly, providing all necessary graphing functions and the "Natural Display" to prevent syntax errors during stressful exams.
Example 2: The CS Hobbyist
An engineering student wants to learn basic MicroPython. Instead of buying a dedicated development board and a separate calculator, the fx-9750GIII allows them to write and run Python scripts directly on the device, making it a dual-purpose tool for the classroom and the lab.
D) How to Use the fx-9750GIII Step-by-Step
- Graphing a Function: Press the
MENUkey, selectGRAPH(Icon 5), enter your equation (e.g., Y1=X^2), and pressF6(DRAW). - Using Python: Navigate to the
PYTHONicon in the main menu. Create a "New" script, type your code using the alpha keys, and pressF1to run. - Natural Display Toggle: If your answers are appearing as decimals and you want fractions, go to
SET UP(Shift + Menu) and ensureInput/Outputis set toMath. - Data Transfer: Connect the calculator to your PC via the included USB cable. It will appear as a flash drive, allowing you to drag and drop .py files or backup your data.
E) Key Factors in fx-9750GIII Reviews
| Feature | Specification | Benefit |
|---|---|---|
| Programming | MicroPython & Casio Basic | Learn real-world coding skills. |
| Display | Natural Textbook I/O | Reduces notation confusion. |
| Power | 4 AAA Batteries | No need to wait for charging. |
| Connectivity | USB-to-PC | Easy software updates and file sharing. |
F) FAQ: Common Questions About the fx-9750GIII
Yes, it is fully permitted on the SAT, ACT, PSAT, and AP exams.
No, the screen is a high-contrast monochrome LCD without a backlight to preserve battery life.
No, the fx-9750GIII is a non-CAS calculator, which is why it is allowed on more standardized tests than the fx-CP400.
With standard alkaline AAA batteries, you can expect approximately 230 hours of continuous use.
In terms of speed and price, many reviewers say yes. However, the TI-84 is more common in US classrooms.
Yes, through the Python interface or community-developed add-ins.
The GIII adds Python support, more memory, and the Natural Textbook Display as a default.
Yes, it includes a hard slide-on cover to protect the screen and keys.