Compare Fonts → Monospace → Fira Code vs Cousine

Fira Code vs Cousine

Both are monospace faces on Google Fonts. Cousine has the larger x-height, so it looks bigger at the same size. Cousine takes more horizontal space.

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Fira Code

Handgloves & Quartz Jockeys

The quick brown fox jumps over the lazy dog. Pack my box with five dozen liquor jugs, then ship it to 1,842 Grove Street by 9:30 AM.

Handgloves & Quartz Jockeys

The quick brown fox jumps over the lazy dog. Pack my box with five dozen liquor jugs, then ship it to 1,842 Grove Street by 9:30 AM.

Measured from the font files. Heights and widths are shown as a share of the font size, so they compare directly at any point size.
Measurement	Fira Code	Cousine	Difference
x-heightHeight of lowercase letters, as a share of the font size. Higher reads larger at the same point size.	52.6%	52.8%	0.2%
Cap heightHeight of capitals, as a share of the font size.	68.8%	65.9%	3.0%
x-height to cap ratioProportion of lowercase to uppercase. Higher feels more modern and open.	0.77	0.80	0.04
Stroke weightMeasured thickness of a vertical stroke. Higher is heavier on the page.	9.0%	9.2%	0.2%
Stroke contrastHorizontal stroke divided by vertical. 1.0 is even; below 0.5 means strong thick-thin modulation.	0.76	0.70	0.06
Average character widthMean lowercase advance. Higher takes more horizontal space.	60.0%	60.0%	0.0%

Stroke contrast: Fira Code measures 0.76, Cousine measures 0.70. Horizontal stroke divided by vertical. 1.0 is even; below 0.5 means strong thick-thin modulation.
x-height to cap ratio: Fira Code measures 0.77, Cousine measures 0.80. Proportion of lowercase to uppercase. Higher feels more modern and open.
Stroke weight: Fira Code measures 9.0%, Cousine measures 9.2%. Measured thickness of a vertical stroke. Higher is heavier on the page.