Why Combo charts in Excel? - Purpose & Use Cases

The Big Idea

What if you could see two different stories in one picture, instantly revealing hidden connections?

The Scenario

Imagine you have sales data and profit margins for several months. You want to show both the total sales and the profit margin trends in one picture to understand how they relate.

Without combo charts, you might try drawing two separate charts or manually combining data points on paper or in separate sheets.

The Problem

Manually creating two charts and comparing them side-by-side is slow and confusing.

It's hard to see the connection between sales and profit margin when they are on different charts.

Trying to combine different types of data (like bars for sales and lines for profit margin) manually is nearly impossible without special tools.

The Solution

Combo charts let you combine two or more chart types in one chart easily.

You can show sales as bars and profit margin as a line on the same chart, making it simple to compare trends.

This saves time and makes your data story clear and powerful.

Before vs After

✗ Before

Create bar chart for sales
Create line chart for profit margin
Place charts side by side

✓ After

Insert combo chart
Set sales as bar
Set profit margin as line
View both in one chart

What It Enables

Combo charts enable you to visualize different types of data together, revealing insights that separate charts can hide.

Real Life Example

A store manager uses a combo chart to see monthly sales volume as bars and profit margin as a line, helping decide when to run promotions.

Key Takeaways

Manual separate charts make comparison hard and slow.

Combo charts combine different chart types in one view.

This helps you understand relationships between different data easily.