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Casio FX-991ES

PRO rating
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How it works?
  1. User ratingsUser ratingsratings of product added by Productz users
  2. Expert ratingsExpert ratingsexperts ratings from editorial reviews
  3. Consumer ratingsConsumer ratingsratings from the biggest online stores worldwide
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  1. Excellent
  2. Good
  3. Poor
  4. Average
User ratings:
158
3.3 out of 5
158 user ratings
5 stars
25 %
4 stars
15 %
3 stars
32 %
2 stars
18 %
1 stars
6 %
Consumer ratings:
4.6 / 5

Pros

  • easy
  • nice
  • best and quality

Cons

  • calculator has less screen ratio
  • slightly expensive than the 991-MS
More pros & cons

Key specs

  • 12
  • 2
  • no
  • no
  • no
  • Solar, Battery
  • Pocket
  • Scientific calculator
Go to full specs

Often compared with

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Colors

Contents

Casio FX-991ES - Pros & Cons

Casio FX-991ES

Pros

  • easy
  • nice
  • best and quality
  • It is so sturdy that its been 16 years
  • The design and performance of this calculator is awesome
  • durable
  • built quality is also very good
  • U can solve differentiation and Integration so easily and Effortlessly
  • It is durable
  • built quality is also very good

Cons

  • calculator has less screen ratio
  • slightly expensive than the 991-MS

Casio - Video Reviews (6)

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Casio FX-991ES - Full Specifications

Units:
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Technical details
TypeScientific calculator
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Dimensions
Width3.15 in
Height0.48 in
Depth6.34 in
Weight3.7 oz
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Connectivity
Data transferno
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Power
Power source
  • Solar
  • Battery
Battery operatedyes
Battery typeAAA
External power connectionSolar cell
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Design
Colour of product
  • Silver
  • White
Control typeButtons
Form factorPocket
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Display
Number of characters per line12
Number of display lines2
Display typeDot-matrix
Display tiltingno
Second displayno
Display lightno
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Features
Complex functionsyes
Equation solveryes
Matricesyes
Statistical functionsyes

Casio FX-991ES - Q&A

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Often compared with Casio FX-991ES

Casio FX-991ES
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Casio FX-991ES
Casio FX-991MS
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