1. Original Dimensions
Quick presets
Choose a common format or enter your own dimensions.
Calculated ratio:
16:9
2. Proportional Dimensions (Scaled)
Modify one dimension and the other will auto-calculate proportionally based on the ratio above.
Why is this key for WPO?
Google PageSpeed heavily penalizes sites with CLS (Cumulative Layout Shift) issues. By correctly defining the aspect ratio and adding width and height attributes to your images and containers, you prevent layout shifts during content loading.