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10 Best engineering calculators of 2026
Save up to 33% off
Best Choice1
HPHP Prime G2 Graphing Calculator – Multi-Touch 3.5" Color Display CAS Exam Approved SAT/AP/IB Scientific Calculator for School, Highschool, College Students – Programmable, 256MB, Includes Case + Cloth
9.9Exceptional
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Value for Money2
Texas InstrumentsTexas Instruments TI-Nspire CX II CAS Color Graphing Calculator with Student Software (PC/Mac)
23% OffKey specs-
product dimensions:0.62 x 3.42 x 7.5 inches
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batteries:4 AAA batteries required. included
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item weight:12.6 ounces
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customer reviews:4.8 4.8 out of 5 stars 8,023 ratings 4.8 out of 5 stars
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asin:B07RL7HM5V
9.7Exceptional
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3
Texas InstrumentsTexas Instruments TI-36X Pro Engineering/Scientific Calculator | 9.7 Inch | Black.
14% OffKey specs-
is discontinued by manufacturer:No
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product dimensions:9.76 x 6.77 x 1.1 inches
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batteries:1 Lithium Metal batteries required. included
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country of origin:Philippines
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item weight:4 ounces
9.6Exceptional
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4
Texas InstrumentsTexas Instruments TI-84 Plus CE Color Graphing Calculator, Black
28% OffKey specs-
product dimensions:7.57 x 3.4 x 0.1 inches
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batteries:1 Lithium Metal batteries required. (included)
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item weight:7 ounces
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customer reviews:4.6 4.6 out of 5 stars 45,522 ratings 4.6 out of 5 stars
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asin:B00TFYYWQA
9.5Excellent
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5
CasioCasio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics
29% OffKey specs-
is discontinued by manufacturer:N/A
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product dimensions:5.5 x 2 x 9 inches
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batteries:1 LR44 batteries required.
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country of origin:Thailand
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item weight:6.1 ounces
9.2Excellent
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6
ROATEEConstruction Calculator with Writing Tablet Industrial & Scientific ROATEE Engineering Calculator for Contractor, Concrete Pocket Feet-inch-Fraction Calculators for Carpenter, Framer, Remodeler
8.9Very Good
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Calculated IndustriesCalculated Industries 4065 Construction Master Pro Advanced Construction Math Feet-inch-Fraction Calculator for Contractors, Estimators, Builders, Framers, Remodelers, Renovators and Carpenters
Key specs-
measurement system: metric
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product dimensions: 5.75 x 3 x 0.6 inches
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color: Silver
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pattern: Calculator
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item weight: 8.2 ounces
8.6Very Good
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8
CATIGACATIGA Scientific Calculators with Graphic Functions, Graphing Calculators with Multiple Modes, Scientific Calculators for Students, High School or College Courses, Calculadora Cientifica, CS-121
8.4Good
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9
CasioCasio fx-9750GIII Graphing Calculator | Natural Textbook Display | Python Programming | Ideal for Exams, STEM & Advanced Math | Black
33% OffKey specs-
product dimensions:6.6 x 3.25 x 0.75 inches
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batteries:4 AAA batteries required. included
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item weight:7.5 ounces
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customer reviews:4.6 4.6 out of 5 stars 1,476 ratings 4.6 out of 5 stars
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asin:B086Z7Q7G7
8.3Good
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10
Texas InstrumentsTexas Instruments TI-84 Plus Graphics Calculator, Black 320 x 240 pixels (2.8" diagonal)
32% OffKey specs-
product dimensions: 7.8 x 6.06 x 1.34 inches
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batteries: 1 Lithium Metal batteries required.
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item weight: 5.3 ounces
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customer reviews:4.7 4.7 out of 5 stars 17,714 ratings 4.7 out of 5 stars
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asin:B0001EMM0G
8.2Good
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