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Best Fx 991exes of 2026
Best Choice
1
CasioCasio fx-CG50 Graphic Calculator (UK version)
14% Off
9.8
Exceptional
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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2
CasioCasio fx-991CW+ including a protective case in Black - Basic Set
9.7
Exceptional
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
3
LUFEISLUFEIS FX-991EX Scientific Calculator, 552 Functions Scientific Calculator, 10+2 Digits Written Display Calculators, Portable Scientific Calculators for Students, Teachers, Business, School, Office
9.6
Exceptional
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Value for Money
4
CasioCasio fx-991CW Advanced Scientific Calculator (UK Version)
39% Off
9.3
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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5
CasioCasio fx-991CW+ Scientific Calculator Black (UK Version) - Upgrade from Previous fx-991CW Model
19% Off
9.2
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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6
CasioCasio fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural
9.0
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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7
ROATEEROATEE 991EX Scientific Calculator, 552 Calculation Functions, 6 Line Display, Clear Display, Rechargeable, Suitable for Complex Calculations
8.9
Very Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
8
CasioCasio fx-991CW including a WYNGS protective case in Black - Basic Set
8.8
Very Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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9
CasioCasio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display
8.7
Very Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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10
CasioCasio FX-991DE X (German)
8.4
Good
Our Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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