Pixora guide · Updated September 21, 2026
How to Convert PNG to WebP Online
Learn how to convert PNG images to WebP for web delivery and how to compare the result with the original.
Open PNG to WebP converter →What this guide covers
This guide focuses on the practical decisions behind image editing: pixel dimensions, file formats, compression settings, browser support and the final destination of the image. The goal is to help you choose a workflow based on the actual requirement rather than simply producing the smallest possible file.
Why consider WebP?
WebP is a modern image format designed for efficient web delivery. Depending on the image and quality setting, a WebP output can be considerably smaller than a PNG while retaining useful visual quality. The actual result varies by image content and encoding.
Conversion steps
- Open the PNG to WebP converter.
- Select one or more PNG files.
- Choose an appropriate quality setting and process the images.
- Compare the WebP preview and file size with the original PNG.
- Download the result when it meets the destination's requirements.
When PNG is still preferable
Keep PNG when a destination specifically requires it, when lossless PNG behavior is important, or when compatibility with an existing workflow matters more than reducing file size.
Transparency considerations
WebP can support transparency, but the exact behavior of an output workflow depends on the browser and encoder. Always inspect the generated file against both light and dark backgrounds when transparency matters.
For website optimization
Do not judge web performance by format alone. Appropriate dimensions, responsive delivery, caching and compression all contribute to the final experience. Pixora can handle the image transformation, while the website itself should deliver the resulting file appropriately.