Raster vs vector images: which one will work for your project?

As designers, we can choose from an array of images to add interest to our designs: photographs, illustrations, patterns, etc. Each image will fall into one of two categories: raster vs. vector.

Raster images are made up of lots of square pixels, and can be high resolution or low resolution.

Vector images are mathematically defined, so your software program calculates the line resulting from the starting point to the ending point of your design. Vectors can be scaled up or down and will not change resolution.

Here's a quick clip to explain: