SVG vs PNG: When to Use Vector or Raster

SVG and PNG are both common ways to put a graphic on a page, but they work in fundamentally different ways, and choosing the right one decides whether your logo stays crisp on a 4K screen or turns into a blurry smear. The split comes down to one idea: vector versus raster. Once that clicks, the choice is obvious. Turn a vector into a pixel image with the SVG to PNG converter when you need to, in your browser.

Vector vs raster, in one minute

A PNG is raster: a fixed grid of pixels, like a mosaic. It has a set resolution, and if you blow it up past that, the browser has to invent pixels and the edges go soft. An SVG is vector: not pixels at all, but a set of instructions, draw a circle here, a line there, fill this shape with that color. Because it is math rather than a fixed grid, it can be drawn at any size, from a favicon to a billboard, and stay perfectly sharp.

When SVG wins

Reach for SVG whenever the graphic is made of distinct shapes: logos, icons, simple illustrations, charts, and line art. These stay razor-sharp at every size and on every display, which is exactly what you want for a logo that appears tiny in a header and large on a landing page. A simple icon as SVG is often smaller than the same icon as PNG, and because an SVG is just text, you can recolor it, animate it, and style it with CSS without touching an image editor.

When PNG wins

PNG is the right choice for anything that is not simple shapes: screenshots, images with transparency that are too detailed for vector, and any raster graphic you need to be lossless. It is predictable, universally supported, and keeps every pixel exactly. The trade is that its size is tied to its dimensions and it does not scale up, so you export it at the size you need. For photographs specifically, a lossy format like JPEG or WebP is usually smaller than PNG; PNG earns its place when you need transparency or pixel-perfect graphics.

When to convert

The common need is SVG to PNG, turning a vector into a fixed-size pixel image. You do this when something will not accept an SVG: a platform that only takes raster uploads, a social or preview image that must be a flat picture, or a context that needs a specific pixel size. Converting is straightforward because you are simply rendering the vector at a chosen resolution.

Going the other way, PNG to SVG, is much harder and rarely what you want. Tracing a raster into vector shapes only works well for simple, flat graphics, and it can only approximate the original; a photo cannot be meaningfully turned into a true vector. If you need an SVG, it is almost always better to get or recreate the original vector than to trace a PNG.

Convert in your browser

The SVG to PNG converter renders a vector to a pixel image at the size you choose, locally with no upload. For the broader picture of how each format fits a page, see the guide to image formats for the web.