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Compare 4 products

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Casio FX-85GTX Calculator
Casio FX-85GTX
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Casio FX-991EX Calculator
Casio FX-991EX
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Casio Petite FX Calculator
Casio Petite FX
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Texas Instruments TI-84 Plus CE Calculator
Available colors
User rating
27
4.5 out of 5
27 user ratings
5 stars
62 %
4 stars
25 %
3 stars
11 %
2 stars
0 %
1 stars
0 %
318
3.3 out of 5
318 user ratings
5 stars
20 %
4 stars
18 %
3 stars
42 %
2 stars
12 %
1 stars
5 %
20
4.0 out of 5
20 user ratings
5 stars
15 %
4 stars
70 %
3 stars
10 %
2 stars
5 %
1 stars
0 %
57
3.9 out of 5
57 user ratings
5 stars
36 %
4 stars
33 %
3 stars
19 %
2 stars
8 %
1 stars
1 %

Technical details

TypeScientific calculatorScientific calculatorBasic calculatorGraphing calculator

Design

Colour of productBlack
  • Black
  • Black,White
  • Blue
  • Pink
  • Black
  • Blue
  • Grey
  • Silver
  • White
Control typeButtonsButtonsButtons
N/A
Form factorPocketPocketPocket
N/A
Covernonoyes
N/A
Digit comma separator
N/A
yesyes
N/A
Housing material
N/A
N/A
Plastic
N/A

Power

Power sourceBattery
  • Solar
  • Battery
Battery
N/A
Battery typeLR44LR44LR54Li-Ion
Number of batteries required111
N/A
Battery operated
N/A
yes
N/A
yes
External power connection
N/A
  • Solar cell
  • External source
N/A
USB
Auto power off
N/A
N/A
yes
N/A

Often compared with Casio FX-85GTX

Often compared with Casio FX-991EX

Often compared with Texas Instruments TI-84 Plus CE