We and our partners use cookies to give you the best online experience, including to personalise advertising and content. Data about your interaction with this site and the ads shown to you may be shared with companies involved in the delivery and/or personalisation of ads on this site and elsewhere online.

Compare 3 products

Close
Casio FX-570ES Calculator
Casio FX-570ES
Close
Casio FX-991EX Calculator
Casio FX-991EX
Close
Casio FX-991MS Calculator
Casio FX-991MS
Available colors
User rating
66
3.5 out of 5
66 user ratings
5 stars
22 %
4 stars
21 %
3 stars
40 %
2 stars
13 %
1 stars
1 %
318
3.3 out of 5
318 user ratings
5 stars
20 %
4 stars
18 %
3 stars
42 %
2 stars
12 %
1 stars
5 %
145
3.5 out of 5
145 user ratings
5 stars
25 %
4 stars
19 %
3 stars
33 %
2 stars
18 %
1 stars
2 %

Technical details

TypeScientific calculatorScientific calculatorScientific calculator

Design

Colour of product
  • Black
  • Grey
  • Grey,Silver
  • Silver
  • White
  • Black
  • Black,White
Grey
Form factorPocketPocketPocket
Control type
N/A
Buttons
N/A
Digit comma separator
N/A
yes
N/A
Cover
N/A
noyes
Housing material
N/A
N/A
Plastic

Dimensions

Width3.15 in3.03 in3.07 in
Height6.34 in0.44 in0.5 in
Depth0.48 in6.52 in6.08 in
Weight3.67 oz3.17 oz3.7 oz

Display

Number of characters per line121610
Number of display lines
N/A
22
Display type
N/A
LCD
N/A
Display tilting
N/A
nono
Second display
N/A
nono
Display light
N/A
nono

Power

Battery operatedyesyesyes
Battery typeAAALR44
N/A
Number of batteries required11
N/A
Power source
N/A
  • Solar
  • Battery
  • Solar
  • Battery
External power connection
N/A
  • Solar cell
  • External source
Solar cell

Often compared with Casio FX-991EX

Often compared with Casio FX-991MS