Compact mode

SUM vs ISBLANK vs ISNUMBER

Table of content

Basic Classification Comparison
Usage Context Comparison
Basic Information Comparison
History Comparison
Facts Comparison

Usage Information Comparison
Technical Details Comparison
Evaluation Comparison
Ratings Comparison

Basic Classification Comparison

Function Category 📊

Primary classification of the Excel function based on its main purpose and usage domain, helps users quickly identify function types

SUM

Mathematical

SUM belongs to the Mathematical category. Excel functions for performing mathematical calculations Click to see all.

ISBLANK

Information

ISBLANK belongs to the Information category. Excel functions that provide information about cells and data Click to see all.

ISNUMBER

Information

ISNUMBER belongs to the Information category. Excel functions that provide information about cells and data Click to see all.
Operation Type 🔧

Fundamental type of operation or action that the Excel function performs on its inputs

SUM

Calculation

SUM performs Calculation operations. Excel functions for performing various calculations Click to see all.

ISBLANK

Comparison

ISBLANK performs Comparison operations. Excel functions for comparing values and data Click to see all.

ISNUMBER

Comparison

ISNUMBER performs Comparison operations. Excel functions for comparing values and data Click to see all.

Usage Context Comparison

For whom 👥

Target user groups who would benefit most from using this Excel function

For all*

Data Analysts

Excel functions specifically designed for data analysis and interpretation

SUM

Business Managers

SUM is designed for Business Managers. Excel functions helpful for business management and decision making Click to see all.

ISBLANK

Business Managers

ISBLANK is designed for Business Managers. Excel functions helpful for business management and decision making Click to see all.

ISNUMBER

Engineers

ISNUMBER is designed for Engineers. Excel functions commonly used in engineering calculations and analysis Click to see all.
Purpose 📝

Primary purposes and use cases of the Excel function

For all*

Data Analysis

Functions specifically designed for analyzing data

SUM

Data Aggregation

SUM is used for Data Aggregation. Functions for combining and summarizing data Click to see all.

ISNUMBER

Conditional Logic

ISNUMBER is used for Conditional Logic. Functions used for conditional calculations and logic operations Click to see all.

Basic Information Comparison

Known For ⭐

Distinctive characteristic or primary strength of the Excel function

SUM

Basic Arithmetic Calculations

SUM is known for Basic Arithmetic Calculations.

ISBLANK

Empty Cell Detection

ISBLANK is known for Empty Cell Detection.

ISNUMBER

Number Validation

ISNUMBER is known for Number Validation.

History Comparison

Creation Date 📅

Original release date of the Excel function

SUM

Excel 2.0

SUM was created in Excel 2.0. Functions introduced in the Excel 2.0 version release Click to see all.

ISBLANK

Excel 2.0

ISBLANK was created in Excel 2.0. Functions introduced in the Excel 2.0 version release Click to see all.

ISNUMBER

Excel 2000

ISNUMBER was created in Excel 2000. Functions first released with Excel 2000 version Click to see all.
Created By 👤

Organization or team responsible for developing the function

For all*

Microsoft Excel Team

Functions officially created by the Microsoft Excel development team

Facts Comparison

Interesting Fact 💡

Unique or lesser-known information about the Excel function

SUM

Most commonly used function in Excel

ISBLANK

Originally designed to detect truly empty cells

ISNUMBER

Used over 1 billion times daily
Sarcastic Fact 🤣

Humorous or ironic observation about the Excel function

SUM

Making adding numbers look complicated since 1985

ISBLANK

Sometimes mistakes spaces for emptiness

ISNUMBER

The bouncer of Excel functions - strictly checks IDs

Usage Information Comparison

Formula Complexity Level 📖

Indicates the difficulty level and complexity of using the Excel function effectively

For all*

Simple

Basic Excel functions for common calculations and tasks

Technical Details Comparison

Input Data Type 📝

Types of data that the Excel function accepts as input parameters

SUM

Number

SUM accepts Number as input data. Excel functions specifically designed for numerical calculations Click to see all.

ISBLANK

Boolean

ISBLANK accepts Boolean as input data. Excel functions that work with TRUE/FALSE logical values Click to see all.

ISNUMBER

Number

ISNUMBER accepts Number as input data. Excel functions specifically designed for numerical calculations Click to see all.

Text

ISNUMBER accepts Text as input data. Excel functions specifically designed for text manipulation Click to see all.
Version Compatibility 💻

Indicates which Excel versions and platforms the function is compatible with < including Office 365< Excel 2019< 2016< etc.

For all*

Excel 2019

Excel functions that work specifically in Excel 2019 version
Excel 2016

Excel functions that work specifically in Excel 2016 version
Excel 2013

Excel functions that work specifically in Excel 2013 version

SUM

Microsoft 365

SUM is compatible with Microsoft 365 Excel functions optimized for the latest Microsoft 365 platform Click to see all.

Excel Online

SUM is compatible with Excel Online Excel functions optimized for use in the web-based Excel Online platform Click to see all.

ISNUMBER

Microsoft 365

ISNUMBER is compatible with Microsoft 365 Excel functions optimized for the latest Microsoft 365 platform Click to see all.
Operating System 💾

Specifies the operating systems where the function can be used < including Windows< macOS< and web platforms

For all*

Windows

Excel functions optimized for Windows operating system
MacOS

Excel functions optimized for MacOS users
Web Excel

Excel functions available in web-based versions
Required Arguments Count 🔢

Number of mandatory arguments needed for the function to work properly

For all*

1
Required Arguments Type 📊

The data types accepted as valid input arguments for the function

SUM

Number

SUM accepts Number as input types Excel functions that perform calculations specifically with numerical inputs Click to see all.

Range

SUM accepts Range as input types Excel functions that operate on cell ranges for calculations Click to see all.

Array

SUM accepts Array as input types Excel functions that specifically work with array inputs for calculations Click to see all.

ISBLANK

Range

ISBLANK accepts Range as input types Excel functions that operate on cell ranges for calculations Click to see all.

ISNUMBER

Number

ISNUMBER accepts Number as input types Excel functions that perform calculations specifically with numerical inputs Click to see all.

Text

ISNUMBER accepts Text as input types Excel functions specialized in text string manipulation and processing Click to see all.

Evaluation Comparison

Pros ✅

Key advantages and strengths of the Excel function

SUM

Easy To Use

Widely Recognized

Versatile

Fast Calculation

ISBLANK

Easy To Use

Reliable For Data Validation

Simple Syntax

ISNUMBER

Fast Execution

Functions that process data quickly and efficiently Click to see all.

Simple Syntax

Reliable Results
Cons ❌

Limitations and potential drawbacks of the Excel function

SUM

Limited To Numbers Only

Cannot Handle Text

No Text Handling

ISBLANK

Limited To Cell Emptiness Only

Cannot Detect Whitespace

ISNUMBER

Limited To Number Checking

Functions restricted to verifying if values are numbers without additional capabilities Click to see all.

Binary Output Only

No Customization