Compare Fonts → Monospace → Cousine vs Fira Mono

Cousine vs Fira Mono

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.

Try your own text

Cousine

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	Cousine	Fira Mono	Difference
x-heightHeight of lowercase letters, as a share of the font size. Higher reads larger at the same point size.	52.8%	52.7%	0.1%
Cap heightHeight of capitals, as a share of the font size.	65.9%	68.9%	3.0%
x-height to cap ratioProportion of lowercase to uppercase. Higher feels more modern and open.	0.80	0.77	0.04
Stroke weightMeasured thickness of a vertical stroke. Higher is heavier on the page.	9.2%	9.1%	0.1%
Stroke contrastHorizontal stroke divided by vertical. 1.0 is even; below 0.5 means strong thick-thin modulation.	0.70	0.76	0.05
Average character widthMean lowercase advance. Higher takes more horizontal space.	60.0%	60.0%	0.0%

Stroke contrast: Cousine measures 0.70, Fira Mono measures 0.76. Horizontal stroke divided by vertical. 1.0 is even; below 0.5 means strong thick-thin modulation.
x-height to cap ratio: Cousine measures 0.80, Fira Mono measures 0.77. Proportion of lowercase to uppercase. Higher feels more modern and open.
Stroke weight: Cousine measures 9.2%, Fira Mono measures 9.1%. Measured thickness of a vertical stroke. Higher is heavier on the page.