Comparison Chart | Color Graphing Calculator | Graphing Calculator | ||||
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Product | fx-CG50 | fx-CG20 | fx-9860GII / fx-9860GII SD | fx-9750GII | fx-7400GII | |
[ Specifications ] | ||||||
Number of functions | Over 3,000^{*1} | Over 3,000^{*1} | Over 2,900^{*1} | Over 2,800 | Over 2,100 | |
Power supply | AAA / Ni-MH(recommended type only) |
AAA / Ni-MH(recommended type only) |
AAA | AAA | AAA | |
Approximate battery life (hours) | 170 ^{*2} | 140 ^{*2} | 200 ^{*3} | 230 ^{*3} | 230 ^{*3} | |
Dimensions HxWxD(mm) | 18.6 x 89.0 x 188.5 | 20.6 x 89.5 x 188.5 | 21.2 x 91.5 x 184 | 21.3 x 87.5 x 180.5 | 21.3 x 87.5 x 180.5 | |
Approximate weight (g) | 230 | 230 | 225 / 220 | 205 | 205 | |
Case Style | Slide-on hard | Snap-on hard | Slide-on hard | Slide-on hard | Slide-on hard | |
Dot matrix display | 216 x 384 | 216 x 384 | 64 x 128 | 64 x 128 | 64 x 128 | |
Display capacity (Characters) | 21 x 8 | 21 x 8 | 21 x 8 | 21 x 8 | 21 x 8 | |
Mantissa + exponent digits | 10 + 2 | 10 + 2 | 10 + 2 | 10 + 2 | 10 + 2 | |
Icon menus | ||||||
Internal operation digits | 15 | 15 | 15 | 15 | 15 | |
Nested parentheses levels | 26 | 26 | 26 | 26 | 26 | |
Color display | (More than 65,000 colors) | (More than 65,000 colors) | － | － | － | |
Backlit display | － | － | ||||
SD card slot | － | － | － / | － | － | |
USB port | － | |||||
I/O port (3pin) | ||||||
Connection with PC | Mass storage | Mass storage | Program-Link software | Program-Link software | Program-Link software | |
Direct connection to CASIO projectors | － | |||||
Examination Mode | (OS Update) | (OS Update) | － | － | ||
[ Utilities ] | ||||||
Natural textbook display / Natural-V.P.A.M | － | － | ||||
Key rollover function | ||||||
Replay function | ||||||
Multi-replay functions | ||||||
Backspace | ||||||
SOLVE function | ||||||
Answer function | ||||||
Variables | 28 | 28 | 28 | 28 | 28 | |
Auto power off | ||||||
[ Special Features ] | ||||||
Base-n calculations (Binary/Octal/Hexadecimal) |
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Logical operations | ||||||
Engineering symbol calculations | ||||||
Engineering notation (ENG/InverseENG) | ||||||
Scientific constants | Physium(Add-in) | Physium(Add-in) | Physium(Add-in) | － | － | |
Conversion (Metric) | ||||||
[ Basic Functions ] | ||||||
Trigonometric / Inverse trigonometric |
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Hyperbolic / Inverse hyperbolic | ||||||
Exponential / logarithmic | ||||||
Base specified logarithmic | ||||||
Power and radical root | ||||||
Fraction | ||||||
Rounding | ||||||
Simplification | ||||||
Integer division | ||||||
GCD / LCM | ||||||
Sexagesimal <－> decimal | ||||||
Display format (FIX, SCI) | ||||||
Angle unit (Deg, Rad, Gra) | ||||||
Angle unit conversion (Deg, Rad, Gra) |
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[ Calculus ] | ||||||
Differentiation calculation | ||||||
Integration calculation | ||||||
[ Algebra ] | ||||||
Simultaneous equation | ( 6 unknowns) | ( 6 unknowns) | ( 6 unknowns) | ( 6 unknowns) | ( 6 unknowns) | |
Polynomial equation | ( Degree 2-6) | ( Degree 2-6) | ( Degree 2-6) | ( Degree 2-6) | ( Degree 2-6) | |
Table function | ||||||
Matrix calculations | － | |||||
Vector calculations | － | － | ||||
Complex number calculation | ||||||
[ Graphing ] | ||||||
3D Graph | (Preloaded) | (Add-in) | － | － | － | |
Rectangular coordinate graph ( y=f(x) , x=f(y) ) |
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Polar coordinate graph | ||||||
Parametric graph | ||||||
Inequality graph | ||||||
Real time integration display | － | － | － | |||
Dual screen | ||||||
Conics graph | － | |||||
Dynamic graph | － | |||||
[ Geometry ] | ||||||
Geometry Application | (Preloaded) | (Preloaded) | (Preloaded) | － | － | |
Coordinate conversion (Pol, Rec) | ||||||
Vector calculation | － | － | － | |||
[ Probability ] | ||||||
Combination, permutation (nCr, nPr) |
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Random numbers | ||||||
Random integers | ||||||
Random Norm / Bin | ||||||
Random sample | － | － | － | |||
[ Statistics ] | ||||||
List-based STAT data editor | ||||||
Standard deviation | ||||||
Variance | ||||||
Regression analysis | ||||||
Linear regression | ||||||
ab Exponential regression | ||||||
Other regressions | Med, Quad, Cubic, Quart, Log, Exp, Pwr, Sin, Lgst | Med, Quad, Cubic, Quart, Log, Exp, Pwr, Sin, Lgst | Med, Quad, Cubic, Quart, Log, Exp, Pwr, Sin, Lgst | Med, Quad, Cubic, Quart, Log, Exp, Pwr, Sin, Lgst | Med, Quad, Cubic, Quart, Log, Exp, Pwr, Sin, Lgst | |
Advanced statistics | － | |||||
[ Programming Functions ] | ||||||
Program logic | (BASIC-like) | (BASIC-like) | (BASIC-like) | (BASIC-like) | (BASIC-like) | |
Memory (bytes) | 61,000 | 61,000 | 62,000 | 62,000 | 20,000 | |
Program areas | Up to memory | Up to memory | Up to memory | Up to memory | Up to memory | |
Storage memory area (Flash memory) |
16MB | 16MB | 1.5MB | － | － | |
[ Financial ] | ||||||
Simple interest | － | |||||
Compound interest | － | |||||
Cash flow | － | |||||
Amortization | － | |||||
Conversion | － | |||||
Cost / sel / margin | － | |||||
Days calculation | － | |||||
Depreciation | － | |||||
Bond calculation | － | |||||
[ Spreadsheet ] | ||||||
Spreadsheet Application | － | － | ||||
Conditional format | － | － | － | |||
[ Other Application ] | ||||||
eActivity | － | － | ||||
Recursion | － | |||||
E-CON | － | |||||
Probability Simulation | (Add-in) | (Add-in) | (Add-in) | － | － | |
Periodic Table (Physium) | (Add-in) | (Add-in) | (Add-in) | － | － | |
Picture Plot | (Preloaded) | (Preloaded) | － | － | － | |
Conversion (Metric) | (Preloaded) | (Preloaded) | ||||
Russian Language | (Add-in) | (Add-in) | (Add-in) | － | － |