Ratio calculator
Calculate a new width or height while keeping the aspect ratio, or simplify a ratio including decimal values. Files and entered content are not sent to or stored on a server.
How to use
Calculate a new width or height while keeping the aspect ratio, or simplify a ratio including decimal values.
Please note
All values must be greater than zero. Use the same length unit for every dimension.
Ratio calculator User guide
Instructions
- Choose aspect-ratio sizing or ratio simplification.
- Enter the original dimensions and one new dimension, or the two ratio values.
- Read the new size or simplified ratio. Round dimensions to whole numbers when needed.
Example
Input / settings
16:9 · new width 1920
Result / checks
1920 × 1080
Please note
- All values must be greater than zero. Use the same length unit for every dimension.
- Decimal ratios can be simplified, such as 1.5:2.5 = 3:5. The unrounded size is shown when rounding changes a result.