TIP (mentioned in some comment here): you can scale objects proportionally by entering in info or transform panel their new width/height and confirming your value with “Ctrl/Command+Enter” combo.Īs for the whole subject you can take a look at for more complete explanation with graphic examples.

To scale your image, select Image > Image size the image size window.

Of course “Save for Web” still would be useful, with its possibility to provide quick preview and optimization of resultant file. If you have Adobe Photoshop installed, the above process can be done much more easily.

It will make it possible to set artboard to exact needed size in pixels. Think of it as of manual “pixel perfext hinting”.Īlso using “pixels” as “document units”, as Mark Edwards suggested, would be a good thing. This way you'll have much greater control over final results, than by any form of automatic rasterization (e.g. I think the best solution in this case would be to use Illustrator's “View->Pixel Preview” mode if applicable (I don't know which version you've got there).

How to change pixel size in illustrator