CSS Minification Benchmark

GitHub
File clean-css - 4.2.1 clean-css (level 2) - 4.2.1 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
20.79 ms
5772 bytes
18.08 ms
5713 bytes
61.7 ms
5713 bytes
36.93 ms
5772 bytes
385.57 ms
5772 bytes
148.05 ms
5768 bytes
16.45 ms
5772 bytes
5.88 ms
animate.css - 77907 bytes 60697 bytes
81.26 ms
59933 bytes
43.51 ms
38879 bytes
204.82 ms
57585 bytes
161.53 ms
58108 bytes
124.96 ms
55308 bytes
120.13 ms
59314 bytes
62.26 ms
60439 bytes
31.36 ms
blueprint.css - 17422 bytes 10796 bytes
26.41 ms
10646 bytes
49.16 ms
10502 bytes
55.7 ms
10660 bytes
42.85 ms
10696 bytes
72.72 ms
10696 bytes
76.58 ms
10706 bytes
25.44 ms
10790 bytes
5.7 ms
bootstrap.css - 197170 bytes 159469 bytes
316.78 ms
157485 bytes
352.57 ms
155844 bytes
1049.7 ms
155834 bytes
653.45 ms
157930 bytes
498.33 ms
144953 bytes
370.01 ms
157559 bytes
163.15 ms
159503 bytes
71.1 ms
font-awesome.css - 37413 bytes 30426 bytes
57.93 ms
30405 bytes
19.94 ms
30605 bytes
193.45 ms
30717 bytes
100.78 ms
30798 bytes
75.88 ms
30626 bytes
74.86 ms
30773 bytes
26.46 ms
30785 bytes
6.76 ms
foundation.css - 185960 bytes 145116 bytes
308.49 ms
135095 bytes
112.35 ms
133029 bytes
725.66 ms
137302 bytes
510.03 ms
138986 bytes
328.57 ms
125668 bytes
326.63 ms
130112 bytes
86.26 ms
145325 bytes
26.21 ms
gumby.css - 167123 bytes 151417 bytes
124.07 ms
149564 bytes
83.7 ms
128427 bytes
817.92 ms
128651 bytes
571.04 ms
147887 bytes
338.52 ms
136051 bytes
318.64 ms
149653 bytes
99.77 ms
151757 bytes
36.75 ms
inuit.css - 53050 bytes 18184 bytes
10.47 ms
17635 bytes
16.39 ms
17512 bytes
60.88 ms
17627 bytes
57.61 ms
18105 bytes
49.66 ms
17961 bytes
47.46 ms
17876 bytes
15.16 ms
18243 bytes
5.54 ms
normalize.css - 6138 bytes 1815 bytes
1.21 ms
1742 bytes
1.54 ms
1651 bytes
4.76 ms
1697 bytes
3.08 ms
1802 bytes
8.12 ms
1802 bytes
9.07 ms
1692 bytes
1.62 ms
1816 bytes
0.59 ms
oocss.css - 58623 bytes 14493 bytes
8.21 ms
14167 bytes
15.18 ms
13952 bytes
43.14 ms
14100 bytes
36.73 ms
14533 bytes
47.98 ms
14360 bytes
50.76 ms
14476 bytes
9.05 ms
14723 bytes
3.5 ms
pure.css - 32264 bytes 17213 bytes
5.88 ms
16920 bytes
13.8 ms
16148 bytes
41.75 ms
16393 bytes
46.96 ms
17673 bytes
57.67 ms
16907 bytes
52.07 ms
17932 bytes
13.63 ms
17811 bytes
3.18 ms
reset.css - 1092 bytes 773 bytes
0.45 ms
773 bytes
0.8 ms
745 bytes
1.76 ms
747 bytes
1.47 ms
773 bytes
2.93 ms
773 bytes
3.26 ms
747 bytes
1.35 ms
773 bytes
0.35 ms
tailwind.css - 721118 bytes 549404 bytes
159.7 ms
549074 bytes
274.28 ms
522626 bytes
8827.45 ms
522644 bytes
7596.21 ms
548758 bytes
1251.89 ms
548733 bytes
1189.8 ms
504636 bytes
275.28 ms
549400 bytes
91.93 ms
Total - 1565269 bytes 1165575 bytes
1121.65 ms
1149211 bytes
1001.3 ms
1075633 bytes
12088.69 ms
1099670 bytes
9818.67 ms
1151821 bytes
3242.8 ms
1109610 bytes
2787.32 ms
1101244 bytes
795.88 ms
1167137 bytes
288.85 ms

Benchmark info:

Date: Thu, 02 Jan 2020 00:12:36 GMT
CPU: Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz
OS: Windows_NT x64 10.0.18363
Node.js: v12.14.0