When comparing Google Droid Sans Mono vs Operator Mono, the Slant community recommends Google Droid Sans Mono for most people. In the question“What are the best programming fonts?” Google Droid Sans Mono is ranked 24th while Operator Mono is ranked 39th. The most important reason people chose Google Droid Sans Mono is:
Feels very easy to read code, even in a very small px (like 10 or 9). Letters are slightly separated, l (ell) and 1 are different, " (opening and closing quote) is straight and not angled, and the "Zero Slashed" version makes it an excellent font for coding.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Makes code very easy to read, especially if using the version where zeroes are slashed
Feels very easy to read code, even in a very small px (like 10 or 9). Letters are slightly separated, l (ell) and 1 are different, " (opening and closing quote) is straight and not angled, and the "Zero Slashed" version makes it an excellent font for coding.
Pro Size and spacing are excellent for readability
Very easy to scan through code. Large character size for fonts of the same type size.
Pro Looks neat
Droid Sans Mono looks beautiful. The only disadvantage is that there's no italics or bold.
Pro Has a script version
Operator can be used to mix the same font for syntax formatting.
Pro Super readable
Long strings can be read in Operator exceedingly easily. The font just flows nicely, with all the benefits of clarity that provides.
Pro Horizontal width not as wide as other fixed width fonts
You can legibly read everything and get more characters per line.
Pro Adorable italics
Cons
Con Zero is not slashed or dotted
This can make it hard to distinguish the letter "O" from the number "0".
Con Superceded by Google Noto Sans Mono
Con Relatively expensive
At $179, this font is on the more expensive side.