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Technologies > Site Elements > Compression > Gzip Compression > by Character Encodings

Usage of Gzip Compression broken down by character encodings

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

How to read the diagram:
Gzip Compression is used by 46.3% of all the websites.
Gzip Compression is used by 46.2% of all the websites that use UTF-8 as character encoding.

Overall

46.3%

46.2%

56.3%

42.9%

71.8%

83.1%

45.2%

34.0%

70.7%

63.9%

56.5%

37.2%

76.3%

35.8%

43.3%

76.0%

24.7%

72.3%

37.4%

43.4%

76.6%

45.6%

40.2%

65.9%

41.5%

71.5%

62.9%

4.0%

53.6%

30.0%

30.5%

43.2%

48.3%

16.3%

37.8%

60.0%

31.8%

36.8%

ANSI_X3.110-1983

27.8%

61.5%

40.0%

40.0%

W3Techs.com, 18 September 2025

Percentages of websites using Gzip Compression broken down by character encodings

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Technology Brief
Gzip Compression
Category: Site Elements
Gzip (GNU zip) is a file compression algorithm.
Website: gnu.org/...

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