10 Best engineering calculators of 2026

Save up to 29% off

1

Texas Instruments
Texas Instruments TI-Nspire CX II CAS Color Graphing Calculator with Student Software (PC/Mac)

18% Off
Main highlights

Color Screen and Battery Efficiency
Features a 3.5-inch color screen and lasts up to two weeks per charge.

Ideal for Advanced Mathematics
Perfect for college students and professionals in math-heavy fields.

Praised Graphing Capabilities
Users love its intuitive graphing features and 3D graphing ability.
Key specs
- Color:16-bit color
- Battery:Rechargeable, up to two weeks
- Dimensions:0.62 x 3.42 x 7.5 inches
- Functions:Graphing, software bundle
- Weight:12.6 ounces
9.8

Exceptional

Our Rating

9.3
worth the money

9.3
Battery Duration

9.3
User interface
How do we rank?

Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you

Careful review Our team ensures quality, value, and fit based on real user feedback

Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
2

Texas Instruments
Texas Instruments TI-84 Plus CE Color Graphing Calculator, Black

21% Off
Main highlights

High-Resolution Display and Versatile Features
Features a high-resolution, full-color backlit LED display with interactive zoom and MathPrint for enhanced graphing and visualization.

Ideal for Students and Professionals
Perfect for students tackling calculus and trigonometry, and professionals needing reliable graphing capabilities.

Highly Praised User-Friendly Interface
Customers love its easy-to-use interface, making math more approachable and enjoyable.
Key specs
- Color:Variety of fun colors
- Battery:Rechargeable battery
- Dimensions:7.5 x 3.42 x 0.62 inches
- Functions:MathPrint feature
- Weight:7 ounces
9.7

Exceptional

Our Rating

9.7
Simple to use

9.7
Screen display

9.7
Battery Duration
3

Casio
Casio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics

29% Off
Main highlights

Versatile Scientific Calculations
Perfect for Algebra, calculus, and statistics with easy view display.

Ideal for Academic Use
Supports Ph.D. programs and exams with advanced features.

Praised User-Friendly Interface
Highly rated for intuitive design and ease of use.
Key specs
- Design:Protective hard case
- Dimensions:5.5 x 2 x 9 inches
- Functions:Algebra, calculus, statistics
- Power:Solar power operation
- Weight:6.1 ounces
9.4

Excellent

Our Rating

9.7
worth the money

9.3
Simple to use

9.3
Simple to grasp
4

ROATEE

Construction Calculator with Writing Tablet Industrial & Scientific ROATEE Engineering Calculator for Contractor, Concrete Pocket Feet-inch-Fraction Calculators for Carpenter, Framer, Remodeler

11% Off
9.1

Excellent

Our Rating
5

Casio
Casio FX-991ES Plus-2nd Edition Scientific Calculator
Main highlights

Natural Textbook Display
The redesigned ES PLUS series offers an easy-to-understand Natural Textbook Display for intuitive learning.

Ideal for Students and Professionals
Perfect for students and professionals needing comprehensive scientific calculations without programming.

Ease of Use Praised by Customers
Customers appreciate its user-friendly interface and reliable performance for academic success.
Key specs
- Design:Stylish, slide-on hard case
- Dimensions:6.38 x 3.03 x 0.43 inches
- Functions:417 Functions
- Power:1 LR44 battery
- Weight:3.35 ounces
9.0

Excellent

Our Rating

9.3
Simple to use

8.9
Simple to grasp

8.7
User interface
See Today’s Deals & Prices
6

Casio
Casio fx-991CW– Advanced Scientific Calculator with High-Res 4-Tone Display | Natural Textbook Display | 540+ Functions, Numeric Calculus, Matrix Solver | Ideal for Engineering, Science & Exams

23% Off
Main highlights

High Resolution Display
View more data like spreadsheets and 4x4 matrix calculations with clarity.

Ideal for Students and Engineers
Perfect for middle school through engineering degree calculations.

Accuracy and Precision
Doubles significant digits for trig functions, surpassing most competitors.
Key specs
- Design:Rounded keys
- Dimensions:3.03 x 6.38 x 0.42 inches
- Functions:552 functions
- Power:Solar Powered with Battery
- Weight:3.35 ounces
8.7

Very Good

Our Rating
7

Casio
Casio fx-300MS Plus 2nd Edition – Standard Scientific Calculator with 2-Line Display | 10-Digit LCD, Trig, Stats, Fractions | Ideal for High School Algebra, Trigonometry & Test Prep
Main highlights

10-digit Display and Solar Power
The calculator features a 10-digit, 2-line display and solar power for convenience.

Ideal for Math and Pre-Algebra
Perfect for general math, pre-algebra, and similar educational uses.

Praised for Durability
Customers frequently praise its durability and ease of use.
8.6

Very Good

Our Rating
8

Nadex
Scientific Calculator with Graph Functions for College and High School Students, Engineering, Advanced Mathematics, Calculus, Algebra, Geometery, Trigonometry, Statistics, Physics, Chemistry - Black
Main highlights

Student-Friendly Design
Ideal for high school and college students in advanced math courses.

Versatile Exam Preparation
Perfect for PSAT/NMSQT, SAT, ACT, and AP exam prep.

Highly Rated Button Size
Customers appreciate the easy-to-read buttons and overall design.
Key specs
- Design:Student friendly
- Dimensions:11 x 2 x 0.1 inches
- Functions:360 functions
- Power:1 LR44 battery
- Weight:8.1 ounces
8.5

Good

Our Rating
9

Calculated Industries
Calculated Industries 4065 Construction Master Pro Advanced Construction Math Feet-inch-Fraction Calculator for Contractors, Estimators, Builders, Framers, Remodelers, Renovators and Carpenters
Main highlights

Comprehensive Dimensional Math Solutions
Solve complex construction math in preferred building units efficiently.

Ideal for Construction Professionals
Perfect for contractors, estimators, builders, framers, remodelers, and carpenters.

Highly Useful Calculator
Praised for its utility, despite some usability concerns with advanced functions.
8.2

Good

Our Rating

9.9
clearly written

9.7
Precision

9.5
lasts a long time
10

Texas Instruments
Texas Instruments TI-34 MultiView Scientific Calculator

12% Off
Main highlights

Advanced Display and Editing
4-line display for scrolling and editing inputs, enhancing usability.

Ideal for Educational Settings
Perfect for middle school to college math classes.

User-Friendly Experience
Highly praised for ease of use and intuitive features.
Key specs
- Design:Easy to read menus
- Dimensions:6.65 x 0.87 x 3.31 inches
- Functions:Scientific Notation, Table feature
- Power:1 Lithium Metal battery
- Weight:4.8 ounces
8.1

Good

Our Rating

9.9
clearly written

9.7
worth the money

9.7
Simple to use

10 Best engineering calculators of 2026

1

Texas Instruments TI-Nspire CX II CAS Color Graphing Calculator with Student Software (PC/Mac)

9.3

9.3

9.3

How do we rank?

How do we rank?

Analyzing top stores

2

Texas Instruments TI-84 Plus CE Color Graphing Calculator, Black

9.7

9.7

9.7

3

Casio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics

9.7

9.3

9.3

4

Construction Calculator with Writing Tablet Industrial & Scientific ROATEE Engineering Calculator for Contractor, Concrete Pocket Feet-inch-Fraction Calculators for Carpenter, Framer, Remodeler

5

Casio FX-991ES Plus-2nd Edition Scientific Calculator

9.3

8.9

8.7

6

Casio fx-991CW– Advanced Scientific Calculator with High-Res 4-Tone Display | Natural Textbook Display | 540+ Functions, Numeric Calculus, Matrix Solver | Ideal for Engineering, Science & Exams

7

Casio fx-300MS Plus 2nd Edition – Standard Scientific Calculator with 2-Line Display | 10-Digit LCD, Trig, Stats, Fractions | Ideal for High School Algebra, Trigonometry & Test Prep

8

Scientific Calculator with Graph Functions for College and High School Students, Engineering, Advanced Mathematics, Calculus, Algebra, Geometery, Trigonometry, Statistics, Physics, Chemistry - Black

9

Calculated Industries 4065 Construction Master Pro Advanced Construction Math Feet-inch-Fraction Calculator for Contractors, Estimators, Builders, Framers, Remodelers, Renovators and Carpenters

9.9

9.7

9.5

10

Texas Instruments TI-34 MultiView Scientific Calculator

9.9

9.7

9.7

Sign up and get exclusive special deals