Pros

  • Offers 417 functions, making it versatile and suitable for various scientific and engineering calculations.
  • Equipped with a Natural Textbook Display, which makes equations and expressions easier to read and understand.
  • Powered by both solar energy and battery, ensuring reliability in different lighting conditions.
  • Lightweight and compact at 95 grams, making it extremely portable for students and professionals.
  • Comes with a slidn hard case, offering additional protection when not in use.

Cons

  • The calculator does not support graphing functions, which may be a limitation for users requiring graphical analyses.
  • Some users may find the initial learning curve steep due to the extensive range of functions.

Bottom Line

The Casio FX-991ES Plus-2nd Edition Scientific Calculator is a powerful tool equipped with a wide array of functions, a user-friendly display, and a hybrid power source, making it ideal for scientific and engineering tasks. It's a solid choice for those who need a reliable and portable calculator without graphing capabilities.

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from thousands of retailers to give you the short version.

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