Comparison Chart

Product
(*Two-way power)
(**Battery power)
NATURAL-V.P.A.M
*fx-991ZA PLUS 2nd **fx-82ZA PLUS 2nd
Specifications
Display 31 x 96 Full Dot Display
Variable Memory 9 9
Special Features
Base specified
Logarithmic
Table Function
A calculation result
with Irrational number
Remainder Calculation
Inequality calculation -
Prime Factorization
Ratio Calculation
Functions
Basic Functions
& Utilities
Exponential, Logarithm, Fraction, Combination, Permutation, Rounding, GCD/LCM
Square & Square Root, Cubic & Cubic Root, Power & Radical Root, Replay Function
Base-n calculations
Logical operations
CALC Function
SOLVE Function
-
Simulataneous Equation
Polynomial Equaton
-
Trigonometry Functions Sin, Cos, Tan, and Inverses, Hyperbolic Functions
List-based
STAT data editor
Standard Deviation
Regression Analysis
Matrix Calculations -
Numeric Differentiation
Numeric Integration
-
Complex number
Calculations
-
Metric Conversions
Scientific Constants
-
Random numbers
Random Integers
Others Display Format (FIX, SCI)
Angle Unit (Deg, Rad, Grad), Angle Unit Conversion (Deg, Rad, Grad)
Peripherals (Options)
PC Emulator for Windows ®