Serif vs Sans Serif Fonts: Differences and When to Use Each

Serifs are the small strokes that finish the ends of letters. Fonts that have them — like Merriweather or EB Garamond — are called serif fonts. Fonts without them — like Inter or Montserrat — are sans serif (from the French sans, meaning “without”).

That small detail shapes how text feels, how it reads at different sizes, and what it says about your brand.

Where serifs came from

Serif letterforms trace back to Roman inscriptions and later to the printing traditions of Renaissance Europe. For centuries, books and newspapers were set almost entirely in serif type, which is why serifs still read as literary, established and trustworthy. Sans serif fonts became popular in the 19th and 20th centuries with advertising, signage and modernist design, and they now dominate digital interfaces.

Readability: does it actually matter?

You may have heard that serifs are better for print and sans serifs are better for screens. That was true when screens were low-resolution and fine serifs broke apart into pixels. On modern high-density displays, a well-designed serif made for the screen is perfectly comfortable to read. What matters more than the presence of serifs is:

• x-height — larger lowercase letters read better at small sizes;
• open shapes — letters like “e”, “a” and “c” with open apertures are easier to distinguish;
• spacing — fonts designed for text have looser spacing than display fonts;
• contrast — very high stroke contrast (like Didone fonts) looks elegant big but tiring small.

The personality of each

Serif fonts tend to feel traditional, editorial, authoritative and warm. They are popular with publishers, law firms, universities, luxury brands and anyone who wants a sense of heritage.

Sans serif fonts feel modern, clean, neutral and direct. They are the default for apps, startups, dashboards and anything that needs to be read quickly at small sizes.

Within each group there is huge variety. A geometric sans like Poppins feels very different from a humanist sans like Source Sans 3, and a slab serif like Roboto Slab is far more robust than a delicate Didone like Playfair Display.

Using both together

You don't have to choose. Combining a serif and a sans serif is the most reliable way to create contrast between headings and body text. Either direction works:

Serif headings with a sans body feel editorial and polished. Sans headings with a serif body feel modern but literary — a favourite of blogs and long-form publications.

Popular serif fonts on Google Fonts

See all the best serif fonts →

Popular sans serif fonts on Google Fonts

See all the best sans serif fonts →

So which should you use?

For interfaces, dashboards and small text, start with a sans serif. For long-form reading and brands that want warmth or authority, consider a screen-friendly serif. For most websites, a combination of both gives you the best of each. The fastest way to decide is to compare them with your own content in the pairing tool.