What We Like

  1. Natural Textbook Display: This feature sets the Casio FX-991ES Plus apart from many competitors. The Natural Textbook Display mimics the look of a traditional paper textbook, making it easier for users to read and understand complex mathematical expressions.

  2. Extensive Functionality: With 417 functions, this calculator covers a wide range of mathematical needs, including basic trigonometry, statistics, and more. The color-coded keypad further enhances ease of use by providing quick key differentiation.

  3. Durable Design: The calculator comes with a slide-on hard case, ensuring protection during transportation. Additionally, Casio offers a 3-year warranty, providing peace of mind for users.

What Could Be Better

  1. Lack of Programmability: Unlike some other scientific calculators, the Casio FX-991ES Plus is non-programmable, which may be a limitation for advanced users or professionals who require custom functions.

  2. Size: Compared to some pocket-sized calculators, the FX-991ES Plus is slightly larger, which might be a concern for those who prefer a more compact design.

Performance & Features

In terms of performance, the Casio FX-991ES Plus delivers as promised. The Natural Textbook Display ensures easy reading, while the extensive functionality caters to a wide range of mathematical needs. The color-coded keypad and simple design make it easy to use, even for beginners.

Who Should Buy This

This calculator is ideal for high school and college students who need a reliable, feature-rich calculator for their studies. It's also suitable for professionals in fields such as engineering, finance, and science who require a versatile, non-programmable scientific calculator.

Price & Value

Priced at ₹1,297.00, the Casio FX-991ES Plus offers excellent value for its features and functionality. Compared to other scientific calculators mentioned in the research, it is competitively priced and offers more functions than some of its competitors.

Final Recommendation

If you're in the market for a scientific calculator that combines ease of use, extensive functionality, and a durable design, the Casio FX-991ES Plus-2nd Edition Scientific Calculator is an excellent choice. It's a versatile tool that will serve students and professionals well, making complex calculations a breeze.