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Compare 3 products

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Casio FX-991DE X Calculator
Casio FX-991DE X
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Casio FX-991ES Plus 2 Calculator
Casio FX-991ES Plus 2
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Olympia CPD 5212 Calculator
Olympia CPD 5212
Available colors
User rating
65
3.6 out of 5
65 user ratings
5 stars
24 %
4 stars
30 %
3 stars
30 %
2 stars
9 %
1 stars
4 %
57
3.8 out of 5
57 user ratings
5 stars
24 %
4 stars
42 %
3 stars
26 %
2 stars
7 %
1 stars
0 %
7
3.9 out of 5
7 user ratings
5 stars
14 %
4 stars
71 %
3 stars
0 %
2 stars
14 %
1 stars
0 %

Technical details

TypeScientific calculatorScientific calculatorPrinting calculator

Design

Colour of productBlackBlackWhite
Control typeButtonsButtonsButtons
Form factorPocketPocketDesktop
Coveryes
N/A
no

Dimensions

Width3.03 in3.03 in8.66 in
Height0.44 in0.44 in3.54 in
Depth6.52 in6.36 in11.42 in
Weight3.17 oz3.35 oz56.44 oz

Display

Number of display lines2
N/A
1
Display typeLCD
N/A
N/A
Display tiltingnonono
Second displayno
N/A
no
Display lightno
N/A
yes
Number of characters per line
N/A
1212

Often compared with Casio FX-991DE X

Often compared with Casio FX-991ES Plus 2