Source Serif Pro Regular
Source Serif Pro Regular is the weight 400 face of Source Serif Pro, a serif family. Its lowercase letters are about as wide as the typical serif font.
Measured metrics
| Average lowercase letter width | 510.3 units per 1000 em |
|---|---|
| Average capital letter width | 649.9 units per 1000 em |
| Word space | 233 units per 1000 em |
| Digits | tabular (every digit is 500 units wide, so columns of numbers line up) |
| Spacing | proportional |
| Width of i compared with m | 33% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Serif |
Fonts closest to Source Serif Pro Regular
Measured on every printable character both fonts contain. A smaller difference means the same words take the same space, so lines break in the same places.
- Cactus Classical Serif Regularnearly identical widths (3.3 units)
- Song Myung Regularvery close widths (13.3 units)
- Source Serif 4 ExtraLightsimilar widths (22.7 units)
- Source Serif 4 Lightsimilar widths (22.8 units)
- Frank Ruhl Libre Mediumsimilar widths (25 units)
- Frank Ruhl Libre Regularsimilar widths (25.7 units)
- DM Serif Text Regularsimilar widths (25.7 units)
- Frank Ruhl Libre SemiBoldsimilar widths (25.9 units)
Editing a PDF that uses Source Serif Pro Regular
Most PDFs embed only the letters they already use. Type a new letter and many editors either refuse or swap in a different font. MythosPDF recognises Source Serif Pro Regular from the widths stored in your PDF, loads the complete open font, and sets your new text in Source Serif Pro Regular itself. The rest of the page is carried over untouched.
Other Source Serif Pro styles
Questions people ask
+What font is closest to Source Serif Pro Regular?
Among open fonts in the catalogue, Cactus Classical Serif Regular has the closest letter widths to Source Serif Pro Regular: nearly identical widths, a mean difference of 3.3 units per 1000 em.
+Does Source Serif Pro Regular have tabular numbers?
Yes. All ten digits are 500 units wide, so numbers in tables and invoices line up.
+Can I type new text in Source Serif Pro Regular inside a PDF?
Yes. MythosPDF recognises the font from your PDF, loads the complete Source Serif Pro font, and sets new letters in Source Serif Pro Regular.
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