Advertising Disclosure Casio Fx 991ex Plus Classwiz Comparison - June 2025
6 Best Casio Fx 991ex Plus Classwiz 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  9.7Exceptional | 2  9.5Excellent | 3  9.4Excellent | 4  9.3Excellent | 5 Best Value  9.2Excellent | 6  9.1Excellent |
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ModelCasio 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 DUPOTA OA-991EX PLUS Scientific Calculator 552 Functions Support Fraction and Decimal Point Conversion 2-Line Written Display Solar Battery - Ideal for Middle High School Students and Teachers Black | 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 DUPOTA | Brand CLIUNT |
Reviews | Reviews  | Reviews | Reviews | Reviews | Reviews |
Tech Specs | |||||
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 18 x 8 x 0.1 cm 125 g | product dimensions 16.5 x 8 x 0.1 cm 160 g |
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 LR44 batteries required. | batteries 1 CR2 batteries required. |
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
9.7
1Casio38% OffCasio fx-991CW Advanced Scientific Calculator (UK Version)
Why we love it
Widely approved for UK exams.
Dual power ensures reliability.
Advanced functions for higher education.
Main highlights- fx-991 CW is the new upgraded version of the fx-991 EX
- Dual powered, solar with battery back up and auto power-off
- Casio fx-991 is the UK’s best-selling ‘advanced scientific’ calculator.
- Approved for Key stages 3, 4 and 5, recommended for Advanced GCSE, A/AS level and Highers
- Allowed in every UK exam where a calculator can be used
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9.5
2Casio
Casio fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural
Why we love it
Easy-to-read natural display.
Dual power for reliability.
Versatile for various calculations.
Main highlights- Regression and correlation coefficient
- Natural display to insert and display numerical expressions as they appear on textbooks
- Approved for age version
- 24 brackets
- 2023232324 battery.Solar powered and battery.Dimensions: 1. 4 x 7 7 x 16.2 cm
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9.4
3CASIO
(Spanish Version) Casio FX-991ES Plus-2nd Edition Scientific Calculator
Why we love it
Natural Textbook Display for easy reading.
Ideal for students and professionals alike.
Color-coded keypad simplifies use.
Main highlights- Stylish design but same function as Casio FX-991ESPLUS 1st edition, 10-digit mantissa + 2-digit exponential display
- Redesigned ES PLUS series calculators featuring easy-to-understand Natural Textbook Display, Non-Programmable Scientific Calculator with 417 Functions
- Language: Spanish
- Colour coded keypad for easy key differentiation, Simple and easy to use, Comes with new slide on hard case
- Basic Trigonometrical & Statistics Functions, and many more functions
Our ranking system
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Features
Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
Consumer Reviews
We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
Popularity
Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
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.
