When comparing M+ 1 Code vs Iosevka, the Slant community recommends Iosevka for most people. In the question“What are the best programming fonts?” Iosevka is ranked 6th while M+ 1 Code is ranked 8th. The most important reason people chose Iosevka is:
Iosevka is very clear and legible on all displays and in all sizes.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Permissive free software licence
This is a non-copyleft license that has minimal requirements regarding redistribution of the software.
Pro Narrow font is great for teaching
M+ 1m allows you to fit much more code on slides yet still have them be highly legible, making it a great choice for teaching.
Pro 17 different character-encodings available
- ISO-8859-1, Latin-1 Western European
- ISO-8859-2, Latin-2 Central European
- ISO-8859-3, Latin-3 South European
- ISO-8859-4, Latin-4 North European
- ISO-8859-5, Latin/Cyrillic
- ISO-8859-7, Latin/Greek
- ISO-8859-8, Latin/Hebrew
- ISO-8859-9, Latin-5 Turkish
- ISO-8859-10, Latin-6 Nordic
- ISO-8859-13, Latin-7 Baltic Rim
- ISO-8859-14, Latin-8 Celtic
- ISO-8859-15, Latin-9 A revision of 8859-1
- ISO-8859-16, Latin-10 South-Eastern European
- T1 Encoding, Default 8-bit encoding in many TeX installations
- Windows-1252, Used by default in the legacy components of MS Windows
- WGL4, Pan-European character set defined by Microsoft
- VISCII, Vietnamese standard character set
Pro Five weights from Thin to Bold
The five font weights available are thin, light, regular, medium, and bold.
Pro Works well with Japanese
The widths are half that of the Japanese characters in the font.
Pro High legibility
M+ M Type-1 (1M) was created to emphasize the balance of natural letterform and high legibility.
Pro Readable
Iosevka is very clear and legible on all displays and in all sizes.
Pro Narrow
Narrow character width uses horizontal screen space more efficiently.
Pro Large number of weights
This font comes in seven different weights, ranging from thin and extra-light to heavy.
Pro Great customizability
There is full customization of styles and variants in Iosevka.
Pro Support for Cyrillic and Greek letters
Iosevka is quite flexible in that it supports Cyrillic and Greek letters.
Pro Free and open source
Iosevka is free and open source.
Pro Powerline support
Includes characters for supporting Powerline/Airline for terminals and terminal editors.
Pro Ligature characters look great
Few fonts have a good ligation feature. Ligature characters (such as æ or the German ß) are supported in Iosevka and look just as you'd expect them to.
Pro Several styles available
Many of the common styles are available, including Sans Serif and Slab Serif with normal, bold, italic, and bold italic styles.
Pro IPA Support
IPA is a system containing the sounds of spoken language and includes speech qualities such as intonation.
Pro Easy on user's eyes
Due to it being readable on all types of displays, Iosevka isn't hard on the user's eyes.
Pro Well-maintained
The developer is active and responds to user questions and issues.
Pro Good CJK compatibility
Iosevka integrates CJK characters well, those being characters of the Chinese, Japanese, Korean, and occasionally Vietnamese languages.
Pro Also variant with tiny serifs available ("Slab")
For better reading longer texts.
Cons
Con Top narrow
Con Certain pseudo-graphic characters take two spaces
In this font, some pseudo-graphic characters can take up two spaces instead of one.
Con Too narrow
Con Must do a custom build to get all ligatures
Con Fewer ligatures than other fonts
Iosevka has a nice ligation set, but it doesn't have as many ligatures as fonts like Hasklig, Monoid, or Pragmata Pro.