In design, units of measurement help you maintain precision, consistency, and professional quality. Different units are used depending on whether your work is for digital screens, print, or large-format media. Below is a breakdown of each unit, how they compare, and where they are typically used. 1. Pixels (px) What it is: A pixel is the smallest unit of a digital image. All screen-based designs—websites, UI, apps, social media—are measured in pixels. Relationship: Pixels are not a fixed physical size They depend on screen resolution (PPI/DPI) Higher PPI = smaller pixels; lower PPI = larger pixels Usage in Graphic Design: Social media posts UI/UX design Website banners Icons, thumbnails All raster-based designs Pixels dominate the digital world because screens display images pixel-by-pixel. 2. Points (pt) What it is: A typographic unit used mainly for font sizes and text layout. Relationship: 1 point = 1/72 inch 12 points = 1 pica Usage: Font sizes (e.g., 12 pt text) Paragraph sp...