CSS Minification Benchmark

GitHub
File clean-css - 4.2.3 clean-css (level 2) - 4.2.3 crass - 0.12.3 crass (o1 off) - 0.12.3 cssnano - 4.1.10 cssnano (advanced) - 4.1.10 csso - 4.0.2 csso (restructure off) - 4.0.2
960.css - 9989 bytes 5772 bytes
22.41 ms
5772 bytes
18.01 ms
5713 bytes
61.94 ms
5713 bytes
36.21 ms
5772 bytes
387.81 ms
5772 bytes
152.01 ms
5768 bytes
16.77 ms
5772 bytes
6.06 ms
animate.css - 77907 bytes 60697 bytes
80.75 ms
59933 bytes
44.77 ms
38879 bytes
227.42 ms
57585 bytes
161.54 ms
58108 bytes
119.35 ms
36241 bytes
116.37 ms
59314 bytes
58.83 ms
60439 bytes
34.52 ms
blueprint.css - 17422 bytes 10796 bytes
26.18 ms
10646 bytes
48.44 ms
10502 bytes
58.85 ms
10660 bytes
42.43 ms
10696 bytes
74.93 ms
10696 bytes
74.4 ms
10706 bytes
21.68 ms
10790 bytes
6.42 ms
bootstrap.css - 197170 bytes 159469 bytes
326 ms
157485 bytes
323.29 ms
155844 bytes
1092.83 ms
155834 bytes
718.77 ms
157930 bytes
551.41 ms
143954 bytes
397.03 ms
157559 bytes
163.15 ms
159503 bytes
69.48 ms
font-awesome.css - 37413 bytes 30426 bytes
54.93 ms
30405 bytes
22.32 ms
30605 bytes
211.84 ms
30717 bytes
111.86 ms
30798 bytes
116.84 ms
30342 bytes
119.68 ms
30773 bytes
34.89 ms
30785 bytes
6.05 ms
foundation.css - 185960 bytes 145116 bytes
301.36 ms
135095 bytes
164.02 ms
133029 bytes
766.11 ms
137302 bytes
538.63 ms
138986 bytes
418 ms
107596 bytes
413.46 ms
130112 bytes
94.24 ms
145325 bytes
28.88 ms
gumby.css - 167123 bytes 151417 bytes
129.38 ms
149564 bytes
82.25 ms
128427 bytes
891.37 ms
128651 bytes
605.06 ms
147887 bytes
424.26 ms
135527 bytes
410.3 ms
149653 bytes
107.33 ms
151757 bytes
33.46 ms
inuit.css - 53050 bytes 18184 bytes
11.22 ms
17635 bytes
18.99 ms
17512 bytes
76.84 ms
17627 bytes
62.61 ms
18105 bytes
49.72 ms
17961 bytes
45.9 ms
17876 bytes
13.08 ms
18243 bytes
5.02 ms
normalize.css - 6138 bytes 1815 bytes
1.03 ms
1742 bytes
1.59 ms
1651 bytes
3.34 ms
1697 bytes
3.32 ms
1802 bytes
7.38 ms
1802 bytes
9.04 ms
1692 bytes
1.36 ms
1816 bytes
0.47 ms
oocss.css - 58623 bytes 14493 bytes
7.37 ms
14167 bytes
15.49 ms
13952 bytes
46.76 ms
14100 bytes
36.89 ms
14533 bytes
51.04 ms
14360 bytes
58.69 ms
14476 bytes
9.68 ms
14723 bytes
4.74 ms
pure.css - 32264 bytes 17213 bytes
6.14 ms
16920 bytes
17.46 ms
16148 bytes
45.33 ms
16393 bytes
49.37 ms
17673 bytes
56.73 ms
16828 bytes
54.18 ms
17932 bytes
11.41 ms
17811 bytes
3.1 ms
reset.css - 1092 bytes 773 bytes
0.47 ms
773 bytes
0.82 ms
745 bytes
1.8 ms
747 bytes
1.64 ms
773 bytes
3.02 ms
773 bytes
3.49 ms
747 bytes
1.54 ms
773 bytes
0.23 ms
tailwind.css - 721118 bytes 549404 bytes
173.05 ms
549074 bytes
387.56 ms
522626 bytes
9032.46 ms
522644 bytes
7070.04 ms
548758 bytes
1412.29 ms
548733 bytes
1295.63 ms
504636 bytes
280.3 ms
549400 bytes
90.22 ms
Total - 1565269 bytes 1165575 bytes
1140.29 ms
1149211 bytes
1145.01 ms
1075633 bytes
12516.89 ms
1099670 bytes
9438.37 ms
1151821 bytes
3672.78 ms
1070585 bytes
3150.18 ms
1101244 bytes
814.26 ms
1167137 bytes
288.65 ms

Benchmark info:

Date: Mon, 17 Feb 2020 19:15:18 GMT
CPU: Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz
OS: Windows_NT x64 10.0.18363
Node.js: v12.16.0