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SF Mono vs Fira Mono
Fira Mono is a popular open-source alternative to SF Mono's monospace design. At 80% similarity, Fira Mono delivers a clean, modern aesthetic. See how Fira Mono stacks up for traditional code display and terminal applications projects.
80% Similarity
Design DNA
Design overlap:20%
SF Mono
Structural
Monospace
Visual
Modern
Purpose
Tech
Fira Mono
Visual
ModernMinimalReadable
Highlighted traits are shared between both fonts
Visual Comparison
SF Mono
Premium
Fira Mono
FreeAa Bb Cc 123
The quick brown fox jumps over the lazy dog
ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
0123456789 !@#$%^&*()
Feature Comparison
| Feature | SF Mono | Fira Mono |
|---|---|---|
| Type | Premium | Free |
| Classification | mono | mono |
| Variable Font | No | No |
| Weights | Multiple | 400, 500, 700 |
| Italics | Yes | No |
| License | Commercial License Required | OFL-1.1 |
| Language Support | latin, latin-extended, cyrillic, greek | latin, latin-extended, cyrillic, cyrillic-extended, greek, greek-extended |
| Source | Apple | Google Fonts |
Best Use Cases
SF Fira
Terminal
Typography for command-line interfaces, terminal emulators, and shell environmen...
SF Fira
SF Fira
Documentation
Typography for technical documentation, user guides, and help content. Documenta...
SF Fira
Code & Programming
Typography for code editors, terminals, and developer documentation. Code fonts ...
SF Fira
SF Fira
SF Fira
SF Fira
SF Fira
Performance Comparison
| Metric | SF Mono | Fira Mono |
|---|---|---|
| Score | N/A | 49/100 |
| File Size | N/A | 157.9 KB |
| Weights | N/A | 3 |
| Italics | N/A | No |
| Variable Font | N/A | No |
| Language Groups | N/A | 6 |
| CDN Delivery | N/A | Yes |
| x-Height Ratio | N/A | 0.527 |
| Cap Height Ratio | N/A | 0.689 |
Where You'll See These Fonts
SF Mono
- Xcode
- macOS Terminal
- Apple developer documentation
- iOS development
- Swift Playgrounds
Which Should You Choose?
Consider: SF Mono
- Shares SF Mono's modern character
- Particularly suited for traditional code display and terminal applications
- Supports 6 scripts including cyrillic and cyrillic-extended
- Delivers a clean, modern, simple aesthetic
- Popular in healthcare-medical and enterprise-corporate design
Recommended: Fira Mono
- Original design with refined typographic details
- Designed specifically for code-editors and terminal
- Used by Xcode, macOS Terminal
- Commercial license with professional support
Browse by Context
Free Alternatives to Consider
Other free alternatives to SF Mono