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 | ![]() |
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Internal operation digits | 15 | 15 | 15 | 15 | 15 | |
Nested parentheses levels | 26 | 26 | 26 | 26 | 26 | |
Color display | ![]() |
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Backlit display | ![]() |
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SD card slot | - | - | - / ![]() |
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USB port | ![]() |
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I/O port (3pin) | ![]() |
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Connection with PC | Mass storage | Mass storage | Program-Link software | Program-Link software | Program-Link software | |
Direct connection to CASIO projectors | ![]() |
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Examination Mode | ![]() |
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[ Utilities ] | ||||||
Natural textbook display / Natural-V.P.A.M | ![]() |
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Key rollover function | ![]() |
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Replay function | ![]() |
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Multi-replay functions | ![]() |
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Backspace | ![]() |
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SOLVE function | ![]() |
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Answer function | ![]() |
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Variables | 28 | 28 | 28 | 28 | 28 | |
Auto power off | ![]() |
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[ Special Features ] | ||||||
Base-n calculations (Binary/Octal/Hexadecimal) |
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Logical operations | ![]() |
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Engineering symbol calculations | ![]() |
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Engineering notation (ENG/InverseENG) | ![]() |
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Scientific constants | Physium(Add-in) | Physium(Add-in) | Physium(Add-in) | - | - | |
Conversion (Metric) | ![]() |
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[ Basic Functions ] | ||||||
Trigonometric / Inverse trigonometric |
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Hyperbolic / Inverse hyperbolic | ![]() |
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Exponential / logarithmic | ![]() |
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Base specified logarithmic | ![]() |
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Power and radical root | ![]() |
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Fraction | ![]() |
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Rounding | ![]() |
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Simplification | ![]() |
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Integer division | ![]() |
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GCD / LCM | ![]() |
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Sexagesimal <-> decimal | ![]() |
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Display format (FIX, SCI) | ![]() |
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Angle unit (Deg, Rad, Gra) | ![]() |
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Angle unit conversion (Deg, Rad, Gra) |
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[ Calculus ] | ||||||
Differentiation calculation | ![]() |
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Integration calculation | ![]() |
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[ Algebra ] | ||||||
Simultaneous equation | ![]() |
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Polynomial equation | ![]() |
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Table function | ![]() |
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Matrix calculations | ![]() |
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Vector calculations | ![]() |
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Complex number calculation | ![]() |
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[ Graphing ] | ||||||
3D Graph | ![]() |
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Rectangular coordinate graph ( y=f(x) , x=f(y) ) |
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Polar coordinate graph | ![]() |
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Parametric graph | ![]() |
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Inequality graph | ![]() |
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Real time integration display | ![]() |
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Dual screen | ![]() |
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Conics graph | ![]() |
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Dynamic graph | ![]() |
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[ Geometry ] | ||||||
Geometry Application | ![]() |
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Coordinate conversion (Pol, Rec) | ![]() |
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Vector calculation | ![]() |
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[ Probability ] | ||||||
Combination, permutation (nCr, nPr) |
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Random numbers | ![]() |
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Random integers | ![]() |
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Random Norm / Bin | ![]() |
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Random sample | ![]() |
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[ Statistics ] | ||||||
List-based STAT data editor | ![]() |
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Standard deviation | ![]() |
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Variance | ![]() |
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Regression analysis | ![]() |
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Linear regression | ![]() |
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ab Exponential regression | ![]() |
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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 | ![]() |
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[ Programming Functions ] | ||||||
Program logic | ![]() |
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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 | ![]() |
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Compound interest | ![]() |
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Cash flow | ![]() |
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Amortization | ![]() |
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Conversion | ![]() |
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Cost / sel / margin | ![]() |
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Days calculation | ![]() |
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Depreciation | ![]() |
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Bond calculation | ![]() |
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[ Spreadsheet ] | ||||||
Spreadsheet Application | ![]() |
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Conditional format | ![]() |
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[ Other Application ] | ||||||
eActivity | ![]() |
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Recursion | ![]() |
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E-CON | ![]() |
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Probability Simulation | ![]() |
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Periodic Table (Physium) | ![]() |
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Picture Plot | ![]() |
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Conversion (Metric) | ![]() |
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Russian Language | ![]() |
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