PriceSpy UK
Impartial price comparison

Casio FX-9860G II vs. Casio FX-991ES Plus + 1

Casio FX-9860G II

Casio FX-9860G II

£110.93

Free 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
Black, Silver, Grey, Blue
White, Black, Silver, Grey
White, Black
Dimensions (WxHxD)
Depth
21 mm
11.1 mm
15 mm
Height
184 mm
162 mm
23 mm
Width
92 mm
80 mm
86 mm
Product weight
230 g
95 g
210 g
Eco labels
Features
Display light, Watch, Programmable, Calendar, Equation solver, Complex 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, Recursively defined sequences, Split screen
Parametric graphs, Polar graphs, Recursively defined sequences, 3D graphics, Differential Equations, Rectangular graphs
RAM (total)
64 kB
RAM (usable)
65536 kB
ROM memory (usable)
100 MB
Battery operated
Yes
Yes
Yes
Battery type
R3 (AAA)
LR44
Li-Ion
External power connection
External source (12-230V), USB
USB, Solar cell
External source (12-230V), USB