When to use
- Three-variable comparisons - Show relationships between three metrics
- Weighted scatter plots - Size indicates importance or magnitude
- Market analysis - Compare products across multiple dimensions
- Portfolio visualization - Display risk, return and size
Basic example
Data structure
Bubble charts require four columns:- Category column - Labels for each bubble (optional but recommended)
- X-axis column - First numeric variable (horizontal position)
- Y-axis column - Second numeric variable (vertical position)
- Size column - Third numeric variable (bubble size)
Multiple series
Group bubbles by adding more numeric columns:Point labels
Label each bubble with its row’s label column usingdataLabels.showCategoryLabels:
showCategoryLabels and showDataLabels are enabled, the category label takes precedence.
Related
- Scatter - Standard scatter plot
- Type options - Bubble chart options

