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Segmentation

Technologies > Site Elements > Compression > by Character Encodings

Usage of Compression as site element broken down by character encodings

This diagram shows the percentages of websites using Compression broken down by character encodings. See technologies overview for explanations on the methodologies used in the surveys.

How to read the diagram:
Compression is used by 88.7% of all the websites.
Compression is used by 89.0% of all the websites that use UTF-8 as character encoding.

Overall
88.7%
UTF-8
89.0%
ISO-8859-1
77.7%
Windows-1252
80.4%
Windows-1251
82.3%
EUC-JP
86.9%
EUC-KR
47.3%
Shift JIS
44.7%
GB2312
76.2%
Windows-1250
77.1%
ISO-8859-2
77.2%
Big5
57.9%
ISO-8859-15
87.9%
ISO-8859-9
77.4%
US-ASCII
76.9%
GBK
83.5%
Windows-1254
79.8%
Windows-874
83.7%
Windows-1256
70.7%
Windows-1255
70.8%
TIS-620
89.8%
ISO-8859-7
72.0%
Windows-1253
75.4%
UTF-16
87.1%
GB18030
78.8%
Windows-1257
82.1%
KOI8-R
70.2%
ISO-8859-4
14.1%
KS C 5601
55.9%
ISO-2022-JP
37.7%
UTF-7
76.8%
ISO-8859-8
77.5%
ISO-8859-5
65.5%
ISO-8859-6
29.3%
Windows-31J
44.7%
KOI8-U
66.7%
Windows-1258
90.5%
ISO-8859-16
75.0%
ANSI_X3.110-1983
70.6%
ISO-8859-13
83.3%
ISO-8859-3
58.3%
Big5 HKSCS
50.0%
W3Techs.com, 5 January 2026
Percentages of websites using Compression broken down by character encodings

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Technology Brief
Compression
Category: Site Elements
Compression of web pages reduces the size of the files that are transferred over the internet.
Website: rfc-editor.org/...


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