Public Sans vs Source Sans 3

Public Sans and Source Sans 3 are both freely available sans-serif fonts often used as alternatives to the same premium typefaces. Public Sans serves as a replacement for 15 premium fonts while Source Sans 3 covers 22. This comparison helps you pick between two strong open-source options.

77% Similarity

Design DNA

Design overlap:67%

Public Sans

Visual
MinimalReadableFormal

Source Sans 3

Visual
MinimalReadable

Highlighted traits are shared between both fonts

Visual Comparison

Public Sans

Free

Aa Bb Cc 123

The quick brown fox jumps over the lazy dog

ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
0123456789 !@#$%^&*()

Source Sans 3

Free

Aa Bb Cc 123

The quick brown fox jumps over the lazy dog

ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
0123456789 !@#$%^&*()

Feature Comparison

Feature Public Sans Source Sans 3
Type Free Free
Classification sans-serif sans-serif
Variable Font Yes Yes
Weights Variable (100-900) Variable (100-900)
Italics Yes Yes
License OFL-1.1 OFL-1.1
Language Support latin, latin-extended latin, latin-extended, cyrillic, cyrillic-extended, greek, greek-extended, vietnamese
Source Google Fonts Google Fonts

Best Use Cases

Branding

Fonts that establish strong brand identity with distinctive character and versat...

Public Source
Editorial

Typography suited for magazines, newspapers, and long-form content. Editorial fo...

Public Source
UI Design

Typography optimized for user interfaces, design systems, and digital products. ...

Public Source
Technology

Typography for tech companies, software products, and digital innovation. Tech f...

Public Source
Applications

Typography for desktop and web applications, software interfaces, and digital to...

Public Source
Corporate

Typography for established businesses, enterprise software, and professional ser...

Public Source
Creative

Typography for creative work, artistic projects, and experimental design. Creati...

Public Source
Public Source
Public Source
Fashion

Typography for fashion brands, style publications, and luxury apparel. Fashion f...

Public Source

Weight & Style Coverage

Public Sans: Variable (100-900)
Source Sans 3: Variable (100-900)
| 8 shared weights
Public Sans
Source Sans 3
100
200
300
400
500
600
700
800
900

Performance Comparison

Metric Public Sans Source Sans 3
Score 64/100 59/100
File Size 134.3 KB 380.1 KB
Weights 9 (var) 9 (var)
Italics Yes Yes
Variable Font Yes (1 axes) Yes (1 axes)
Language Groups 2 7
CDN Delivery Yes Yes
x-Height Ratio 0.517 0.486
Cap Height Ratio 0.723 0.66

Public Sans is 65% lighter for the standard weight set (400, 400i, 700).

Which Should You Choose?

Recommended: Public Sans

  • Replaces 15 premium fonts
  • professional, neutral character
  • Popular in government-public-sector and enterprise-corporate
  • Variable font with continuous weight range
  • Free under OFL-1.1
View Public Sans →

Consider: Source Sans 3

  • Replaces 22 premium fonts
  • professional, clean character
  • Popular in enterprise-corporate and government-public-sector
  • Variable font with continuous weight range
  • Broader language and script support
View Source Sans 3 →
FontSwap Extension

Preview this replacement live on any site with FontSwap.

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Premium Font Coverage

Public Sans covers 15 premium fonts vs Source Sans 3's 22


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