PriceSpy UK
Impartial price comparison

Calculated Industries 4080 vs. Casio FX-991EX + 9

Calculated Industries 4080

Calculated Industries 4080

£60.18

Free delivery
Casio FX-991EX

Casio FX-991EX

£22.20

£27.89 Incl. delivery
Casio FX-CG50

Casio FX-CG50

£99.99

Free delivery
Casio FX-85GT Plus

Casio FX-85GT Plus

£12.07

£15.44 Incl. delivery
Casio FX-991ES Plus

Casio FX-991ES Plus

£7.80

£13.78 Incl. delivery
Sharp EL-W531

Sharp EL-W531

£6.20

£12.18 Incl. delivery
Casio SL-310UC

Casio SL-310UC

£6.42

£9.99 Incl. delivery
Casio MH-12

Casio MH-12

£8.28

£10.56 Incl. delivery
Casio SL-320TER

Casio SL-320TER

£6.10

£10.99 Incl. delivery
Casio FX-85GT

Casio FX-85GT

£10.99

Free delivery
Colour/ material
Silver
White, Black, Silver, Grey
White, Black, Grey, Blue
White, Black, Silver, Pink, Grey, Blue
White, Black, Silver
White, Black, Silver, Grey
White, Black, Silver, Blue
White, Black, Pink, Orange, Green, Blue, Yellow, Purple
White, Black, Grey, Blue
Black, Grey, Blue
White, Black, Silver, Blue
Dimensions (WxHxD)
Depth
11.1 mm
89.5 mm
11 mm
11.1 mm
161.5 mm
136.5 mm
7.5 mm
155 mm
Height
165.5 mm
5 mm
162 mm
162 mm
15.5 mm
8 mm
27.6 mm
119 mm
12 mm
Width
77 mm
89 mm
80 mm
80 mm
79.6 mm
70 mm
127 mm
70 mm
84 mm
Product weight
90 g
230 g
90 g
95 g
100 g
50 g
125 g
55 g
110 g
Eco labels
Features
Economic functions, Equation solver, Complex functions, Matrices, Statistical functions
Programmable, Colour screen, CAS (Computer Algebra System), Economic functions, Statistical functions
Equation solver, Complex functions, Statistical functions
Economic functions
Programmable, CAS (Computer Algebra System), Economic functions, Equation solver, Complex functions, Matrices
Equation solver, Complex functions, Matrices, Statistical functions
Economic functions, Statistical functions
Economic functions, Currency Converter
CAS (Computer Algebra System), Statistical functions
Display characters/line
11 ​
16 ​
8 ​
12 ​
10 ​
16 ​
16 ​
10 ​
12 ​
12 ​
10 ​
Display Lines
4 ​
8 ​
1 ​
4 ​
4 ​
1 ​
1 ​
1 ​
Type
Graphing calculator
Calculator
Graphing calculator
Calculator
Calculator
Calculator
Calculator
Calculator
Calculator
Calculator
Graphing calculator
Graphing feature
3D graphics
RAM (total)
61 kB
RAM (usable)
ROM memory (usable)
Battery operated
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Battery type
LR44
R3 (AAA)
LR44
CR2032
LR44
LR44
LR54
LR54
R3 (AAA)
External power connection
Solar cell
USB, Solar cell
Solar cell
USB, Solar cell
Solar cell
Solar cell
External source (12-230V), Solar cell
External source (12-230V), Solar cell
Solar cell