Fira Code vs Source Code Pro

Fira Code and Source Code Pro are both freely available mono fonts often used as alternatives to the same premium typefaces. Fira Code serves as a replacement for 13 premium fonts while Source Code Pro covers 10. This comparison helps you pick between two strong open-source options.

65% Similarity

Design DNA

Design overlap:50%

Fira Code

Visual
MinimalReadableModern

Source Code Pro

Visual
MinimalReadableFormal

Highlighted traits are shared between both fonts

Visual Comparison

Fira Code

Free

Aa Bb Cc 123

The quick brown fox jumps over the lazy dog

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

Source Code Pro

Free

Aa Bb Cc 123

The quick brown fox jumps over the lazy dog

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

Feature Comparison

Feature Fira Code Source Code Pro
Type Free Free
Classification mono mono
Variable Font Yes Yes
Weights Variable (100-900) Variable (100-900)
Italics No Yes
License OFL-1.1 OFL-1.1
Language Support latin, latin-extended, cyrillic, cyrillic-extended, greek, greek-extended latin, latin-extended, cyrillic, cyrillic-extended, greek, vietnamese
Source Google Fonts Google Fonts

Best Use Cases

Code & Programming

Typography for code editors, terminals, and developer documentation. Code fonts ...

Fira Source
Terminal

Typography for command-line interfaces, terminal emulators, and shell environmen...

Fira Source
Programming

Typography for code editors, terminals, and developer documentation. Code fonts ...

Fira Source
Editors
Fira Source
Code Editors
Fira Source
Developer Tools
Fira Source
Documentation

Typography for technical documentation, user guides, and help content. Documenta...

Fira Source
Streaming
Fira Source
Developer Branding
Fira Source
Presentations

Typography for slide decks, keynotes, and presentation materials. Presentation f...

Fira Source

Weight & Style Coverage

Fira Code: Variable (100-900)
Source Code Pro: Variable (100-900)
| 5 shared weights
Fira Code
Source Code Pro
100
200
300
400
500
600
700
800
900

Performance Comparison

Metric Fira Code Source Code Pro
Score 64/100 62/100
File Size 215.2 KB 235.0 KB
Weights 9 (var) 9 (var)
Italics No Yes
Variable Font Yes (1 axes) Yes (1 axes)
Language Groups 6 6
CDN Delivery Yes Yes
x-Height Ratio 0.527 0.486
Cap Height Ratio 0.689 0.66

Fira Code is 8% lighter for the standard weight set (400, 400i, 700).

Which Should You Choose?

Recommended: Fira Code

  • Replaces 13 premium fonts
  • clean, modern character
  • Popular in healthcare-medical and enterprise-corporate
  • Variable font with continuous weight range
  • Free under OFL-1.1
View Fira Code →

Consider: Source Code Pro

  • Replaces 10 premium fonts
  • clean, professional character
  • Popular in healthcare-medical and enterprise-corporate
  • Variable font with continuous weight range
  • Free under OFL-1.1
View Source Code Pro →
FontSwap Extension

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Premium Font Coverage

Fira Code covers 13 premium fonts vs Source Code Pro's 10


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