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Casio FX-9750G II vs. Casio FX-991ES Plus + 1

Casio FX-9750G II

Casio FX-9750G II

£74.40

£103.99 Incl. delivery
Casio FX-991ES Plus

Casio FX-991ES Plus

£7.80

£13.78 Incl. delivery
Texas Instruments TI-Nspire CX CAS

Texas Instruments TI-Nspire CX CAS

£110.00

£146.02 Incl. delivery
Colour/ material
White, Black, Grey, Blue, Yellow
White, Black, Silver, Grey
White, Black
Dimensions (WxHxD)
Depth
180.5 mm
11.1 mm
15 mm
Height
21.3 mm
162 mm
23 mm
Width
87.5 mm
80 mm
86 mm
Product weight
205 g
95 g
210 g
Eco labels
Features
Programmable, Economic functions, Equation solver, Complex functions, Matrices, Statistical functions
Programmable, CAS (Computer Algebra System), Economic functions, Equation solver, Complex functions, Matrices
Programmable, Colour screen, CAS (Computer Algebra System), Equation solver, Complex functions, Matrices, Statistical functions
Display characters/line
21 ​
16 ​
16 ​
Display Lines
8 ​
4 ​
Type
Graphing calculator
Calculator
Graphing calculator
Graphing feature
Parametric graphs, Polar graphs, Differential Equations, Split screen, Rectangular graphs
Parametric graphs, Polar graphs, Recursively defined sequences, 3D graphics, Differential Equations, Rectangular graphs
RAM (total)
64 kB
RAM (usable)
62 kB
65536 kB
ROM memory (usable)
100 MB
Battery operated
Yes
Yes
Yes
Battery type
R3 (AAA)
LR44
Li-Ion
External power connection
USB
USB, Solar cell
External source (12-230V), USB