O2

O2 - Wikimedia disambiguation page. Article “O2” in Chinese Wikipedia has 0.3 points for quality (as of July 1, 2026).

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Chinese) language version.

Since the creation of article “O2”, its content was written by 2 registered users of Chinese Wikipedia and edited by 461 registered Wikipedia users in all languages.

The article is cited 16 times in Chinese Wikipedia and cited 163 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Chinese): #79892 in November 2023
• Global: #21858 in April 2010

The highest popularity rank from 2008:

• Local (Chinese): #18155 in October 2009
• Global: #29417 in June 2009

There are 24 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) O2		16.1492
2	Simple English (simple) O2		13.2171
3	French (fr) O2 (homonymie)		11.3269
4	Danish (da) O2		9.7748
5	Italian (it) O2		7.269
6	Swedish (sv) O2		1.1626
7	Russian (ru) O2 (значения)		1.1093
8	Japanese (ja) O2		0.9337
9	Dutch (nl) O2		0.3463
10	Chinese (zh) O2		0.3343

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "O2" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) O2		1 983 034
2	Spanish (es) O2		862 404
3	German (de) O2		797 568
4	Japanese (ja) O2		224 552
5	Dutch (nl) O2		166 106
6	Portuguese (pt) O2		163 168
7	Italian (it) O2		151 473
8	Russian (ru) O2 (значения)		122 589
9	Chinese (zh) O2		121 879
10	Polish (pl) O2		113 472

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "O2" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) O2		1 074
2	Chinese (zh) O2		253
3	German (de) O2		198
4	Spanish (es) O2		146
5	Japanese (ja) O2		105
6	Polish (pl) O2		105
7	Russian (ru) O2 (значения)		84
8	Czech (cs) O2		83
9	Dutch (nl) O2		66
10	Korean (ko) O2		50

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "O2" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) O2		155
2	German (de) O2		64
3	French (fr) O2 (homonymie)		40
4	Japanese (ja) O2		27
5	Italian (it) O2		25
6	Dutch (nl) O2		23
7	Spanish (es) O2		21
8	Polish (pl) O2		17
9	Czech (cs) O2		15
10	Danish (da) O2		10

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "O2" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Arabic (ar) O2 (توضيح)		0
2	Czech (cs) O2		0
3	Danish (da) O2		0
4	German (de) O2		0
5	English (en) O2		0
6	Esperanto (eo) O kun nombro		0
7	Spanish (es) O2		0
8	French (fr) O2 (homonymie)		0
9	Galician (gl) O2		0
10	Hebrew (he) O2		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "O2" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Esperanto (eo) O kun nombro		63
2	Chinese (zh) O2		16
3	Japanese (ja) O2		11
4	Spanish (es) O2		10
5	English (en) O2		9
6	Portuguese (pt) O2		9
7	Korean (ko) O2		8
8	French (fr) O2 (homonymie)		6
9	Slovak (sk) O2		6
10	Czech (cs) O2		5

More...

#	Language	Value
ar	Arabic O2 (توضيح)
cs	Czech O2
da	Danish O2
de	German O2
en	English O2
eo	Esperanto O kun nombro
es	Spanish O2
fr	French O2 (homonymie)
gl	Galician O2
he	Hebrew O2
hu	Hungarian O2 (egyértelműsítő lap)
it	Italian O2
ja	Japanese O2
ko	Korean O2
nl	Dutch O2
pl	Polish O2
pt	Portuguese O2
ru	Russian O2 (значения)
sh	Serbo-Croatian O2
simple	Simple English O2
sk	Slovak O2
sr	Serbian O2
sv	Swedish O2
zh	Chinese O2

Best Rank

Chinese: #18155 10.2009

Global: #29417 06.2009

Best Rank

Chinese: #79892 11.2023

Global: #21858 04.2010

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Chinese Wikipedia the most popular articles on that day were: 2026年國際足協世界盃, 金特務：本色回歸, 欠妳的那場婚禮, 非份之罪, 鐵拳教育, 埃尔林·哈兰德, 给阿嬷的情书, 郭文贵, 刚果民主共和国, 楊珍妮.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information