Casio fx-9860G

The Casio fx-9860G series is a line of graphing calculators produced and marketed by Casio. It is closely related to the less capable Casio fx-9750G series.

Connectivity to a PC is done through Casio's FA-124 software (direct download).

Casio fx-9860G

Casio fx-9860G

Other names	Graph85 (France)
Type	Graphing calculator
Successor	Casio fx-9860GII
Calculator
Display type	Monochrome Dot-matrix LCD
CPU
Processor	SuperH
Programming
Programming language(s)	Casio BASIC, C through the SDK
Interfaces
Ports	miniUSB, 3.5mm serial
Other

Variants

Model Name	Variant	Changes
fx-9860G AU	Australian Education	Limits the available user memory for some exam regulations at the time.
fx-9860G SD	SD Card Slot	Adds an SD slot, with support up to 2GB (the original SD card specification)
fx-9860G Slim	Slim variant	Includes a display backlight and is physically smaller.

Casio fx-9860GII

Casio fx-9860GII

Type	Graphing calculator
Predecessor	Casio fx-9860G
Successor	Casio fx-9860GIII
Calculator
Display type	Backlit monochrome dot-matrix LCD
CPU
Processor	SuperH
Programming
Programming language(s)	Casio BASIC
Other
Weight	203g (no batteries)

The second generation introduced a backlight, and removed the 'slim' variant.

Variants

Model Name	Variant	Changes
fx-9860G AU PLUS	Australian Education	Limits the available user memory for some exam regulations at the time.
fx-9860GII SD	SD Card Slot	Adds an SD slot, with support up to 2GB (the original SD card specification)

Casio fx-9860GIII

Casio fx-9860GIII

Type	Graphing calculator
Introduced	2020
Predecessor	Casio fx-9860GII
Calculator
Display type	Monochrome dot-matrix LCD
CPU
Processor	SuperH
Programming
Programming language(s)	Casio BASIC, Micropython 1.9.4
Other
Power supply	4xAAA
Weight	190g
Dimensions	175.5 × 83.5 × 18.7 mm

The third generation brings the calculator's physical design into line with Casio's design language, and removes the display backlight. It also adds MicroPython support.