Advertising Disclosure Casio Classwiz Fx 991ex Scientific Calculator Comparison - July 2025
6 Best Casio Classwiz Fx 991ex Scientific Calculator In the UK
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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| 1 Best Choice  9.6Exceptional | 2 Best Value  9.3Excellent | 3  9.1Excellent | 4  9.0Excellent | 5  8.9Very Good | 6  8.8Very Good |
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ModelCasio FX-991DE X (German) | Model Casio FX-991CW Advanced Scientific Calculator (UK Version) | Model Casio fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural | Model (Spanish Version) Casio FX-991ES Plus-2nd Edition Scientific Calculator | Model Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display | Model CLIUNT FX-991EX Scientific Calculator, Engineering Scientific Calculator With 552 Functions, Lcd Display Scientific Calculators for School Students |
BrandCASIO | Brand Casio | Brand Casio | Brand CASIO | Brand Casio | Brand CLIUNT |
Reviews | Reviews  | Reviews | Reviews | Reviews  | Reviews |
Features | |||||
Worth the money 9.6 | Worth the money 9.3 | Worth the money 9.1 | Worth the money 8.6 | Worth the money 8.6 | Worth the money 8.4 |
Simple to use 9.6 | Simple to use 9.6 | Simple to use 9.8 | Simple to use 9.4 | Simple to use 9.3 | Simple to use 9.1 |
Tech Specs | |||||
product dimensions16.6 x 7.7 x 1.1 cm 90 g | product dimensions 16.2 x 7.7 x 1.1 cm 150 g | product dimensions 16.2 x 7.7 x 1.1 cm 95 g | product dimensions 16.2 x 7.7 x 1.1 cm 95 g | product dimensions 16.2 x 7.7 x 1.07 cm 95 g | product dimensions 16.5 x 8 x 0.1 cm 160 g |
batteries1 CR123A batteries required. included | batteries 1 LR44 batteries required. | batteries 1 A batteries required. included | batteries 1 LR44 batteries required. included | batteries 1 LR44 batteries required. included | batteries 1 CR2 batteries required. |
Available On | Available On | Available On | Available On | Available On | Available On |
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Our ranking system
The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.
Features
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Consumer Reviews
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Popularity
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Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
