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Compare 3 products

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HP 20b Calculator
HP 20b
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HP 30b Calculator
HP 30b
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Sharp EL-738C Calculator
Sharp EL-738C
Available colors
User rating
36
4.3 out of 5
36 user ratings
5 stars
38 %
4 stars
47 %
3 stars
13 %
2 stars
0 %
1 stars
0 %
41
4.1 out of 5
41 user ratings
5 stars
36 %
4 stars
41 %
3 stars
19 %
2 stars
2 %
1 stars
0 %
4
4.3 out of 5
4 user ratings
5 stars
25 %
4 stars
75 %
3 stars
0 %
2 stars
0 %
1 stars
0 %

Technical details

TypeFinancial calculatorBasic calculatorFinancial calculator

Design

Colour of productBlackSilverGrey
Control typeButtons
N/A
N/A
Form factorPocketPocketPocket

Dimensions

Width3.03 in3.03 in30.0 in
Height0.63 in5.87 in0.34 in
Depth5.87 in0.63 in5.63 in
Weight1.32 oz4.06 oz3.49 oz

Display

Number of characters per line12812
Number of display lines222
Display typeLCD
N/A
N/A
Display tiltingnono
N/A
Second displayno
N/A
N/A
Display lightno
N/A
N/A

Power

Power sourceBatteryBatteryBattery
Battery operatedyesyes
N/A
Battery typeCR2032CR2032
N/A
Auto power offyes
N/A
N/A
Number of batteries required22
N/A