When comparing Monoid vs Mononoki, the Slant community recommends Monoid for most people. In the question“What are the best programming fonts?” Monoid is ranked 19th while Mononoki is ranked 29th. The most important reason people chose Monoid is:
The user can adjust letter-spacing, line-height, and choose alternate characters prior to downloading.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Customisable
The user can adjust letter-spacing, line-height, and choose alternate characters prior to downloading.

Pro Novel use of ligatures to display ascii character combinations as symbols
The common expression '!=' is displayed as '≠', '>=' as '≥' *, while maintaining the fixed width double-space that these characters would normally take, so as to maintain text alignment.
- Many others are supported too - see site for details.
Pro Open source
Monoid is open source meaning it's freely available to anyone.
Pro Sharpness
Pro Larger and easier to read with thin condensed letters
Pro Fine without retina
Probably the only one that is.
Pro Very legible
Characters are well-differentiated and render clearly. Punctuation is large and easy to see. All characters are easily distinguishable from other similar-looking characters.
Pro Very smooth
This font is smooth and beautiful.
Pro Works on cheap displays
Specifically designed to work well on low resolution displays (in addition to high resolution displays).
Pro Nice italic characters
Pro Works at low pixel sizes
9px +!
Cons
Con Very narrow
Con No bold-italic style
Monoid doesn't offer a style that is both bold and italic.
Con No ligatures
Con Parenthesis
Asymmetric and too bulbous.
Con Not found by default in any system
