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Casio Scientific Calculator Comparison - April 2026
| 1 Best Choice  9.8Exceptional | 2  9.5Excellent | 3 Best Value  9.4Excellent | 4  9.3Excellent | 5  9.2Excellent | 6 9.1Excellent | 7  8.8Very Good |
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ModelCasio FX-991ES Plus-2nd Edition Scientific Calculator | Model Casio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics | Model Casio fx-9750GIII Graphing Calculator | Natural Textbook Display | Python Programming | Ideal for Exams, STEM & Advanced Math | Black | Model Casio fx-300ES Plus 2nd Edition – Standard Scientific Calculator | 262 Functions, Natural Textbook Display℠ | Ideal for Middle School, High School Math, Statistics & Algebra | Pink | Model Casio fx-300ES Plus 2nd Edition – Standard Scientific Calculator | 262 Functions, Natural Textbook Display℠ | Ideal for Middle School, High School Math, Statistics & Algebra | Blue | Model Casio fx-300ES Plus 2nd Edition – Standard Scientific Calculator | 262 Functions, Natural Textbook Display℠ | Ideal for Middle School, High School Math, Statistics & Algebra | Blue | Model Casio fx-991CW– Advanced Scientific Calculator with High-Res 4-Tone Display | Natural Textbook Display | 540+ Functions, Numeric Calculus, Matrix Solver | Ideal for Engineering, Science & Exams |
BrandCasio | Brand Casio | Brand Casio | Brand Casio | Brand Casio | Brand Casio | Brand Casio |
Reviews | Reviews  | Reviews | Reviews | Reviews | Reviews | Reviews  |
Features | ||||||
Simple to grasp 9.1 | Simple to grasp  9.4 | Simple to grasp 9.1 | Simple to grasp 9.6 | Simple to grasp 9.6 | Simple to grasp 9.6 | Simple to grasp 8.9 |
Simple to use 9.4 | Simple to use 9.4 | Simple to use 9.1 | Simple to use 9.8 | Simple to use 9.1 | Simple to use 9.1 | Simple to use 8.4 |
User interface 9.1 | User interface 9.4 | User interface 9.3 | User interface 9.8 | User interface 9.4 | User interface 9.4 | User interface 8.6 |
Worth the money 9.1 | Worth the money 9.8 | Worth the money 9.6 | Worth the money 9.6 | Worth the money 9.4 | Worth the money 9.4 | Worth the money 8.9 |
Tech Specs | ||||||
product dimensions6.38 x 3.03 x 0.43 inches | product dimensions 5.5 x 2 x 9 inches | product dimensions 6.6 x 3.25 x 0.75 inches | product dimensions 3.03 x 6.36 x 0.44 inches | product dimensions 6.25 x 3.1 x 0.6 inches | product dimensions 6.25 x 3.1 x 0.6 inches | product dimensions 3.03 x 6.38 x 0.42 inches |
batteries1 LR44 batteries required. included | batteries 1 LR44 batteries required. | batteries 4 AAA batteries required. included | batteries 1 LR44 batteries required. included | batteries 1 LR44 batteries required. included | batteries 1 LR44 batteries required. included | batteries 1 LR44 batteries required. included |
item weight3.35 ounces | item weight 6.1 ounces | item weight 7.5 ounces | item weight 3.68 ounces | item weight 3.68 ounces | item weight 3.68 ounces | item weight 3.35 ounces |
Review | Review | Review | Review | Review | Review | Review - |
Available On  | Available On   | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.5
2Casio29% OffCasio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics
9.8 worth the money9.4 Simple to grasp9.4 Simple to useWhy we love it
Easy to use and portable.
Handles complex calculations efficiently.
Durable with a protective hard case.
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9.4
3Casio33% Off
Casio fx-9750GIII Graphing Calculator | Natural Textbook Display | Python Programming | Ideal for Exams, STEM & Advanced Math | Black
9.6 worth the money9.3 User interface9.1 Simple to graspWhy we love it
Affordable alternative to pricier calculators.
Displays exact values, not just decimals.
Versatile functions for diverse applications.
Our ranking system
At bestchoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
