When comparing Operator Mono vs Berkeley Mono, the Slant community recommends Operator Mono for most people. In the question“What are the best programming fonts?” Operator Mono is ranked 39th while Berkeley Mono is ranked 55th. The most important reason people chose Operator Mono is:
Operator can be used to mix the same font for syntax formatting.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
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
Pro Plain enough
The font does not distract you with weird glyphs – but is interesting enough to be loved.
Pro Legible
The font is wide enough to be legible but not too much so you can actually fit some information on your screen.
Cons

Con Relatively expensive
At $179, this font is on the more expensive side.
Con Roman style isn’t very appealing
Con Missing weights
The regular weight is a little bit light for me, I'm waiting for the medium weight.
