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Comparing CASIO fx-115ES PLUS 2nd Edition vs Casio fx-991CW

Features
CASIO fx-115ES PLUS 2nd Edition
Casio fx-991CW
Image
Image of CASIO fx-115ES PLUS 2nd Edition Calculator by CASIO with Natural Textbook Display
Image of Casio fx-991CW Calculator with high-definition display
BrandCASIOCasio
Modelfx-115ES PLUS 2nd Editionfx-991CW
DisplayLCD (2.4 inches)High-definition LCD (2.7 inches)
Battery TypeSolar and battery backupSolar and backup battery
Key Features
  • Natural Textbook Display
  • Instant results
  • Numerous mathematical functions
  • High-definition & 4-gradation display
  • Intuitive cursor operation
  • Easy-to-learn icon display
Dimensions6.4 inches x 3.1 inches x 0.8 inches6.3 inches x 3.1 inches x 0.8 inches
MaterialPlastic casing with a sturdy designPlastic body with rubberized buttons
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