#13

Casio

Casio fx-260 Solar II

Name: fx-260 Solar II
Brand: Casio
SKU: B071R3H9WB
Price: 10.82 JPY
Availability: InStock
Rating: 4.125 (1 reviews)

Rating

Model: FX-260 SOLARII-S-IH

$10.82(incl. tax)Amazon price as of 2025-09-29

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Product Overview

The Casio fx-260 Solar II is a compact and lightweight scientific calculator perfect for students from middle school to high school. It supports basic scientific functions, including trigonometric functions, fractions, and standard deviation. The calculator is solar-powered with a battery backup, ensuring reliable power. Its 10-digit display is easy to read, making it suitable for algebra, trigonometry, and general math courses. While it lacks advanced features, it provides essential functions for everyday use.

Product Specifications

Display Digits

10digits

Display Type

Power Source

Solar Powered

Number of Functions

Memory

-locations

Fractions

Yes

Complex Numbers

Statistics Functions

Yes

Regression Analysis

Unit Conversions

Size & Weight

Weight

0.317 ounces

Hight

5 inches

Width

2.9 inches

Depth

0.1 inches

Features

Equation Solver Function

Feature Description

This function allows you to solve for unknown variables in equations directly on the calculator. Instead of manually manipulating equations, you can input the equation and find the solution, saving time and reducing errors, especially useful for complex algebraic problems.

About This Product

This calculator does not have an equation solver function. Users needing to solve complex equations directly on the calculator will need to manually manipulate equations or use alternative tools. This can be a significant limitation for advanced algebra or calculus courses.

Matrix Calculation Function

Feature Description

This function enables you to perform operations on matrices, such as addition, subtraction, multiplication, and finding determinants and inverses. Useful for linear algebra calculations in subjects like engineering, physics, and computer graphics.

About This Product

This calculator does not support matrix calculations. Students and professionals needing to perform operations on matrices, such as addition, subtraction, multiplication, and finding determinants and inverses, will need to use alternative tools. This limits its usability for linear algebra.

Complex Number Calculation Function

Feature Description

This function allows calculations involving complex numbers, including addition, subtraction, multiplication, division, and finding magnitudes and arguments. Simplifies calculations in electrical engineering, quantum mechanics, and other fields involving imaginary numbers.

About This Product

This calculator does not support complex number calculations. Users needing to perform calculations involving complex numbers will need to use alternative tools. This limits its usability for electrical engineering, quantum mechanics, and other fields involving imaginary numbers.

Base-N Calculation Function

Feature Description

This function allows you to perform calculations in different number systems, such as binary, octal, and hexadecimal, in addition to decimal. Useful for computer science and digital electronics, where these number systems are frequently used.

About This Product

This calculator does not support base-N calculations. Users needing to perform calculations in different number systems, such as binary, octal, and hexadecimal, will need to use alternative tools. This limits its usability for computer science and digital electronics.

Statistical Calculation Function

Feature Description

This function enables you to perform statistical analysis, including calculating mean, standard deviation, variance, regression, and distributions. Useful for statistics courses, data analysis, and research projects.

About This Product

The inclusion of statistical calculation functions makes this calculator suitable for basic statistics courses and data analysis projects. It can calculate mean, standard deviation, and other basic statistical measures. However, it lacks advanced statistical functions like regression analysis.

Unit Conversion Function

Feature Description

This function allows you to easily convert between different units of measurement, such as length, mass, volume, and temperature. Saves time and reduces errors when working with different units in physics, chemistry, or engineering problems.

About This Product

This calculator does not have a unit conversion function. Users needing to convert between different units of measurement will need to use alternative tools or memorize conversion factors. This can be inconvenient for physics, chemistry, and engineering problems.

SHOPSTAFF Rating Score

#13

Ranked #13 out of 56 products in Category

4.1

Overall Rating

The Casio fx-260 Solar II is a basic scientific calculator suitable for middle and high school students. It offers essential functions and is very affordable. However, it lacks advanced features found in higher-end models and may not be suitable for advanced engineering or scientific applications. The build quality is decent, and the solar power is a plus.

Display Type and Readability

3.8

Rating Criteria Explanation

The display is the primary interface for a scientific calculator. Consider the type of display (LCD, LED), the number of lines it shows, and the size of the characters. A multi-line display allows you to see both the input expression and the result simultaneously, which is extremely useful for complex calculations. Good contrast and adjustable brightness are also crucial for readability in various lighting conditions.

Rating Comments

The 10-digit display is clear and easy to read, which helps reduce errors when solving equations. However, it is a single-line display, which means you can't see both the input and the result simultaneously. This can be a limitation for complex calculations.

Functionality and Number of Built-in Functions

3.5

Rating Criteria Explanation

Scientific calculators come with a wide range of built-in functions, including trigonometric functions (sin, cos, tan), logarithmic functions (log, ln), exponential functions, statistical functions, and more. The number of functions and the ease of accessing them are important factors. Make sure the calculator includes the functions you need for your specific applications, whether it's for school, engineering, or scientific research. Look for calculators that offer quick access to commonly used functions through dedicated buttons or clear menu structures. Having enough functions prevents you from needing external resources during critical tasks.

Rating Comments

It includes trigonometric functions, logarithms/exponents, and standard deviation. While it covers the essentials, it lacks more advanced functions like matrix calculations or complex number support. This limits its usability for advanced courses.

Calculation Accuracy and Precision

4.0

Rating Criteria Explanation

Accuracy is paramount for any scientific calculator. The calculator should perform calculations with minimal rounding errors and provide results with sufficient precision. Check the calculator's specifications for the number of digits it displays and its internal precision. While most calculators offer acceptable accuracy for everyday use, some models are designed for higher precision, which is essential for demanding scientific and engineering applications. Pay attention to reviews and tests that assess the calculator's accuracy in performing various calculations.

Rating Comments

The calculator provides sufficient accuracy for general math and science courses. It performs calculations with minimal rounding errors, ensuring reliable results for most common applications. It is suitable for basic to intermediate level calculations.

Ease of Use and Ergonomics

4.2

Rating Criteria Explanation

A scientific calculator should be easy to use, with a well-organized keyboard layout and intuitive menu navigation. Consider the size and spacing of the keys, the tactile feedback they provide, and the overall comfort of holding and using the calculator. A good ergonomic design reduces fatigue and improves accuracy, especially during extended use. Look for calculators with a logical arrangement of functions and clear labeling of keys. Some calculators also offer features like replay functions to review and edit previous calculations easily. A user-friendly design significantly enhances productivity.

Rating Comments

The calculator is user-friendly, with clear, well-labeled buttons and an intuitive layout. It is easy to use for both basic and more advanced math problems. The compact size makes it easy to hold and carry around, enhancing its portability.

Power Source and Battery Life

4.5

Rating Criteria Explanation

Scientific calculators typically use batteries (AAA, AA, or button cells) or solar power, or a combination of both. Consider the type of power source and the expected battery life. A calculator with long battery life is essential for users who frequently use it for extended periods. Solar-powered calculators are a good option for environments with ample light, as they reduce the need for battery replacements. Some calculators also have an auto-power-off feature to conserve battery life when not in use. Hybrid models that combine solar and battery power offer the best of both worlds.

Rating Comments

The solar power with battery backup ensures reliable power. The solar power is efficient, and the battery life is sufficient for long sessions. This eliminates the need for frequent battery replacements, making it convenient for students.

Durability and Build Quality

4.0

Rating Criteria Explanation

A scientific calculator should be durable enough to withstand everyday use and occasional drops or bumps. Look for calculators made from sturdy materials with a solid construction. A protective cover or case can also help to prevent damage to the display and keys. Consider the environment in which the calculator will be used. If it will be frequently carried in a backpack or used in a harsh environment, a more rugged model is recommended. A durable calculator will last longer and provide a better return on investment.

Rating Comments

It’s sturdy, compact, and fits comfortably in a backpack or desk drawer. The build quality is decent, and it can withstand everyday use. It is designed to handle the wear and tear of being carried around by students.

Manufacturer Reliability and Warranty

4.3

Rating Criteria Explanation

Opting for a reputable manufacturer generally ensures higher product quality, reliability, and better customer support. Established brands often have a proven track record of producing accurate and durable scientific calculators. Additionally, a good warranty provides peace of mind in case of defects or malfunctions. Check the warranty terms and conditions, including the duration of coverage and the process for claiming warranty service. Reading online reviews and customer feedback can also provide valuable insights into the manufacturer's reliability and customer service quality. A reliable manufacturer and warranty support can save you from potential headaches and expenses in the long run.

Rating Comments

Casio is a reputable manufacturer known for producing reliable and durable calculators. The brand has a proven track record of producing accurate and durable scientific calculators. Casio is a trusted brand in calculators.

Cost Performance

4.7

Rating Criteria Explanation

Evaluate the calculator's features and performance relative to its price. A more expensive calculator may offer advanced features and higher accuracy, but it may not be necessary for all users. Determine your specific needs and budget, and then compare the cost-performance ratio of different models. Read reviews and compare specifications to find a calculator that offers the best value for your money. Consider the long-term cost, including the cost of replacing batteries or repairing the calculator. A calculator that provides the essential features you need at a reasonable price represents good cost performance.

Rating Comments

Given its affordable price and essential functions, the Casio fx-260 Solar II offers excellent value for the money. It is a cost-effective option for students needing a reliable calculator for school. It provides good functionality for its price.

Brand & Manufacturer Details

Casio

From the brand Boost Your CuriosityVisit the Store

Considerations

Avoid excessive pressure on the display
Keep away from moisture
Do not disassemble
Avoid extreme temperatures

Recommended For

Middle school students
High school students
General math users
Budget-conscious users

Not Recommended For

Engineers
Scientists
Users needing advanced graphing capabilities
Professionals requiring complex calculations

Suitable For

Classroom
Homework
Exams
Basic math courses

Not Suitable For

Advanced engineering simulations
High-level statistical analysis
Complex financial modeling
Professional scientific research

Frequently Asked Questions (FAQ)

Q.Is this calculator suitable for high school math?

A.Yes, according to the product overview, this calculator is perfect for students in middle school through high school taking Pre-Algebra, Algebra I or II, Geometry, Trigonometry, Physics, or general math courses.

Q.Is this calculator suitable for high school math?

Q.Does this calculator require batteries?

A.The calculator is solar powered with a battery backup. According to the specifications, it requires 2 AA batteries which are included.

Q.Does this calculator require batteries?

A.The calculator is solar powered with a battery backup. According to the specifications, it requires 2 AA batteries which are included.

Q.Can this calculator be used for construction projects?

A.According to staff confirmation, the fraction function is very helpful for construction projects.

Q.Can this calculator be used for construction projects?

A.According to staff confirmation, the fraction function is very helpful for construction projects.

Q.Is this calculator permitted for use on standardized tests?

A.Yes, according to the product description, this scientific calculator is permitted on AP, SAT, PSAT, ACT, and NMSQT tests.

Q.Is this calculator permitted for use on standardized tests?

A.Yes, according to the product description, this scientific calculator is permitted on AP, SAT, PSAT, ACT, and NMSQT tests.

Q.Is this calculator easy to use?

A.According to staff confirmation, the calculator is incredibly user-friendly, with clear, well-labeled buttons and an intuitive layout, making it easy to use for both basic and more advanced math problems.

Q.Is this calculator easy to use?

SHOPSTAFF Rating Ranking

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Complex Numbers	Yes	Statistics Functions	Yes
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Memory	9 locations	Fractions	Yes
Complex Numbers	-	Statistics Functions	Yes
Regression Analysis	-	Unit Conversions	Yes

Equation Solver FunctionMatrix Calculation FunctionComplex Number Calculation FunctionBase-N Calculation FunctionStatistical Calculation FunctionUnit Conversion Function

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Power Source	Solar Powered	Number of Functions	280
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Complex Numbers	Yes	Statistics Functions	Yes
Regression Analysis	Yes	Unit Conversions	Yes

Equation Solver FunctionMatrix Calculation FunctionComplex Number Calculation FunctionBase-N Calculation FunctionStatistical Calculation FunctionUnit Conversion Function

4.6Overall Rating

4.5Display Type and Readability

4.7Functionality and Number of Built-in Functions

4.6Calculation Accuracy and Precision

4.4Ease of Use and Ergonomics

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4.8Manufacturer Reliability and Warranty

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Display Digits	- digits	Display Type	LCD
Power Source	Battery Powered	Number of Functions	-
Memory	- locations	Fractions	Yes
Complex Numbers	No	Statistics Functions	Yes
Regression Analysis	Yes	Unit Conversions	Yes

Equation Solver FunctionMatrix Calculation FunctionComplex Number Calculation FunctionBase-N Calculation FunctionStatistical Calculation FunctionUnit Conversion Function

4.5Overall Rating

4.5Display Type and Readability

4.3Functionality and Number of Built-in Functions

4.7Calculation Accuracy and Precision

4.4Ease of Use and Ergonomics

4.6Power Source and Battery Life

4.5Durability and Build Quality

4.8Manufacturer Reliability and Warranty

4.6Cost Performance

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Equation Solver FunctionMatrix Calculation FunctionComplex Number Calculation FunctionBase-N Calculation FunctionStatistical Calculation FunctionUnit Conversion Function

4.5Overall Rating

4.5Display Type and Readability

4.0Functionality and Number of Built-in Functions

4.5Calculation Accuracy and Precision

4.3Ease of Use and Ergonomics

4.7Power Source and Battery Life

4.5Durability and Build Quality

4.8Manufacturer Reliability and Warranty

4.7Cost Performance

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Casio fx-260 Solar II

Product Overview

Product Images

Product Specifications

Size & Weight

Features

SHOPSTAFF Rating Score

Brand & Manufacturer Details

Considerations

Recommended For

Not Recommended For

Suitable For

Not Suitable For