Casio fx-9860G

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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[edit | edit source]

Casio fx-9860G
Other namesGraph85 (France)
TypeGraphing calculator
SuccessorCasio fx-9860GII
Calculator
Display typeMonochrome Dot-matrix LCD
CPU
ProcessorSuperH
Programming
Programming language(s)Casio BASIC, C through the SDK
Interfaces
PortsminiUSB, 3.5mm serial
Other

Variants[edit | edit source]

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[edit | edit source]

Casio fx-9860GII
Casio fx-9860GII.jpg
TypeGraphing calculator
PredecessorCasio fx-9860G
SuccessorCasio fx-9860GIII
Calculator
Display typeBacklit monochrome dot-matrix LCD
CPU
ProcessorSuperH
Programming
Programming language(s)Casio BASIC
Other
Weight203g (no batteries)

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

Variants[edit | edit source]

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[edit | edit source]

Casio fx-9860GIII
TypeGraphing calculator
Introduced2020
PredecessorCasio fx-9860GII
Calculator
Display typeMonochrome dot-matrix LCD
CPU
ProcessorSuperH
Programming
Programming language(s)Casio BASIC, Micropython 1.9.4
Other
Power supply4xAAA
Weight190g
Dimensions175.5 × 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.