Advertising Disclosure Casio Classwiz Fx 991ex Comparison - July 2025
4 Best Casio Classwiz Fx 991ex In Canada
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  9.9Exceptional | 2  9.8Exceptional | 3  9.7Exceptional | 4 Best Value  9.6Exceptional |
| View DealOn Amazon | View DealOn Amazon | View DealOn Amazon | View DealOn Amazon |
ModelCasio FX-300ESPLUS2 with Authenticity verification (FX-300ESPLS2-S-CT) | Model Casio FX-991ESPLUS2 with Authenticity verification (FX-991ESPLSC2-S-CT) | Model Casio fx-991CW Advanced Scientific Calculator | Model Casio FX991MSPLUS2 Engineering/Scientific Calculator |
BrandCasio | Brand Casio | Brand Casio | Brand Casio |
Reviews | Reviews | Reviews | Reviews |
Tech Specs | |||
batteries included Yes | batteries included Yes | batteries included Yes | batteries included Yes |
number of items 1 | number of items 1 | number of items 1 | number of items 1 |
display type LCD | display type LCD | display type LCD | display type LCD |
material type Plastic | material type Plastic | material type Plastic | material type Plastic |
customer reviews4.7 4.7 out of 5 stars 5, 631 ratings 4.7 out of 5 stars | customer reviews 4.8 4.8 out of 5 stars 616 ratings 4.8 out of 5 stars | customer reviews 4.6 4.6 out of 5 stars 663 ratings 4.6 out of 5 stars | customer reviews 4.7 4.7 out of 5 stars 847 ratings 4.7 out of 5 stars |
model FX-300ESPLS2 | model fx-991ESPLUSC | model FX-991CW | model FX991MSPLUS2 |
power source type Battery | power source type Battery | power source type Battery Powered | power source type battery |
product dimensions 15.88 x 7.87 x 1.52 cm 171.51 g | product dimensions 16.15 x 7.7 x 0.1 cm 95 g | product dimensions 7.7 x 16.21 x 1.07 cm 94.97 g | product dimensions 6.4 x 3 x 0.44 cm 95.25 g |
standing screen display size 2.75 Inches | standing screen display size 6.5 Centimeters | standing screen display size 2.5 Inches | standing screen display size 2.52 |
batteries1 LR44 batteries required. included | batteries 1 LR44 batteries required. included | batteries 1 LR44 batteries required. included | batteries 1 LR44 batteries required. included |
battery cell composition Alkaline | battery cell composition Alkaline | battery cell composition Silver Oxide | battery cell composition Alkaline |
batteries required Yes | batteries required Yes | batteries required Yes | batteries required Yes |
does it contain liquid No | does it contain liquid No | does it contain liquid No | does it contain liquid - |
includes rechargable battery No | includes rechargable battery No | includes rechargable battery Yes | includes rechargable battery - |
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
9.9
1Casio13% OffCasio FX-300ESPLUS2 with Authenticity verification (FX-300ESPLS2-S-CT)
Main highlights- Random Number Generator, Integer Division with a Remainder.
- Natural Textbook Display- Can display fractions, derivatives, integrals, sum and other operations similar to their display in math textbooks.
- Greatest Common Divisor, Least Common Multiple.
- Converts between Standard form and a Decimal, Review/edit previous entries, Random Number Generator.
- 2-function Table of values [f(x), g(x)], Statistics and Linear Regression, Integer Division with a Remainder.
-
9.7
3Casio
Casio fx-991CW Advanced Scientific Calculator
Main highlights- Two variable Statistical regression and visualization with QR code
- QR code to verify authenic CASIO
- Numerical Differentiation/ Integration
- Matrix 4x4 /Vector calculations/ Complex numbers
- High resolution Natural textbook display with variable contrast to aid cursor input location
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Features
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Consumer Reviews
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Popularity
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Value for money
BestChoices.com 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
BestChoices.com 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.
