Best scientific calculators, ranked

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AI-generated summary · updated August 3, 2026 · verify details before purchase.

1. 

   1 Best overall Casio

   Casio fx-991EX ClassWiz

   ★★★★★4.7/5 $24.98

   A high-resolution LCD and over 600 functions make the fx-991EX a versatile choice for students and professionals alike.

   • High-resolution display
   • Natural textbook display
   • Solar + battery power

   • Complex menus for beginners

   View on Amazon manufacturer site
2. 

   2 Best budget pick Texas Instruments

   Texas Instruments TI-30XS MultiView

   ★★★★☆4.5/5 $16.99

   A sturdy, easy-to-use calculator that offers multi-line display and a wide range of functions at an affordable price.

   • Multi-line display
   • Durable design
   • Affordable

   • Limited advanced features

   View on Amazon manufacturer site
3. 

   3 Best for engineering HP

   HP 35s Scientific Calculator

   ★★★★☆4.4/5 $159.99

   Featuring both RPN and algebraic entry, the HP 35s delivers programmable flexibility favored by engineers and scientists.

   • RPN and algebraic modes
   • Programmable
   • Large keyboard

   • No solar power

   View on Amazon manufacturer site
4. 

   4 Best for versatility Sharp

   Sharp EL-W516XBSL

   ★★★★☆4.3/5 $20.17

   With 500+ functions and a 16-digit display, the EL-W516X offers a solid feature set for high-school and college courses.

   • 500+ functions
   • 16-digit display
   • Solar + battery

   • Menu can be confusing

   View on Amazon manufacturer site
5. 

   5 Best for students Casio

   Casio fx-115ES Plus

   ★★★★★4.6/5 $20.34

   A classic scientific calculator with natural textbook display and fraction/decimal conversion, ideal for everyday coursework.

   • Natural display
   • Fraction support
   • Easy to use

   • No solar power

   View on Amazon manufacturer site
6. 

   6 Best for quick calculations Texas Instruments

   Texas Instruments TI-30X Pro

   ★★★★☆4.2/5 $21.48

   The TI-30X Pro adds a two-line display and advanced functions while keeping the familiar TI layout.

   • Two-line display
   • Advanced functions
   • Compact

   • Battery-only power

   View on Amazon manufacturer site

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