Using kitty's own benchmark tool, compared against Ghostty and Vivido[0]
It is slower than the other two.
`/Applications/kitty.app/Contents/MacOS/kitten __benchmark__`
Kitty v0.50:
Only ASCII chars : 4.6s @ 217.6 MB/s
Unicode chars : 4.13s @ 217.8 MB/s
Unique multi-codepoint Unicode cells : 15.93s @ 54.9 MB/s
CSI codes with few chars : 4.3s @ 116.4 MB/s
Long escape codes : 6.67s @ 588.2 MB/s
Images : 4.88s @ 547.0 MB/s
Ghostty v1.4.0
Only ASCII chars : 1.73s @ 576.8 MB/s
Unicode chars : 1.63s @ 551.6 MB/s
Unique multi-codepoint Unicode cells : 7.25s @ 120.7 MB/s
CSI codes with few chars : 2.53s @ 197.6 MB/s
Long escape codes : 6.91s @ 567.1 MB/s
Images : 4.88s @ 547.1 MB/s
Vivido v0.5.6
Only ASCII chars : 1.68s @ 593.9 MB/s
Unicode chars : 1.53s @ 587.4 MB/s
Unique multi-codepoint Unicode cells : 2.85s @ 307.5 MB/s
CSI codes with few chars : 2.37s @ 211.1 MB/s
Long escape codes : 6.67s @ 587.6 MB/s
Images : 4.6s @ 579.4 MB/s
Tested on M4 MacMini.