U-311

U-311 - 1943 Type VIIC submarine. Article “U-311” in Portuguese Wikipedia has 21.2 points for quality (as of July 1, 2025). The article contains 8 references and 6 sections.

This article has the best quality in Vietnamese Wikipedia. However, the most popular language version of this article is English.

Since the creation of article “U-311”, its content was written by 2 registered users of Portuguese Wikipedia and edited by 70 registered Wikipedia users in all languages.

The article is cited 575 times in Portuguese Wikipedia and cited 5230 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Portuguese): #32141 in November 2023
• Global: #127531 in April 2015

The highest popularity rank from 2008:

• Local (Portuguese): #296727 in May 2015
• Global: #779412 in February 2015

There are 11 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, 2025 (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	Vietnamese (vi) U-311 (tàu ngầm Đức)		45.1668
2	German (de) U 311		36.8475
3	English (en) German submarine U-311		33.5117
4	Hungarian (hu) U–311		22.6865
5	Portuguese (pt) U-311		21.1879
6	Ukrainian (uk) U-311		16.9506
7	French (fr) Unterseeboot 311		14.7309
8	Arabic (ar) الغواصة الألمانية يو-311		12.7746
9	Russian (ru) U-311		7.7502
10	Slovenian (sl) U-311		6.8547

More...

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

The most popular language versions of the article "U-311" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) German submarine U-311		15 130
2	German (de) U 311		13 937
3	Russian (ru) U-311		12 906
4	French (fr) Unterseeboot 311		2 371
5	Portuguese (pt) U-311		1 488
6	Slovenian (sl) U-311		940
7	Arabic (ar) الغواصة الألمانية يو-311		315
8	Ukrainian (uk) U-311		303
9	Persian (fa) زیردریایی یو-۳۱۱		263
10	Hungarian (hu) U–311		247

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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 "U-311" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) German submarine U-311		75
2	German (de) U 311		55
3	Russian (ru) U-311		12
4	French (fr) Unterseeboot 311		11
5	Ukrainian (uk) U-311		10
6	Vietnamese (vi) U-311 (tàu ngầm Đức)		9
7	Hungarian (hu) U–311		7
8	Slovenian (sl) U-311		7
9	Portuguese (pt) U-311		5
10	Persian (fa) زیردریایی یو-۳۱۱		3

More...

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

Language versions of the article "U-311" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) German submarine U-311		25
2	German (de) U 311		13
3	French (fr) Unterseeboot 311		11
4	Ukrainian (uk) U-311		6
5	Russian (ru) U-311		4
6	Persian (fa) زیردریایی یو-۳۱۱		3
7	Slovenian (sl) U-311		3
8	Portuguese (pt) U-311		2
9	Arabic (ar) الغواصة الألمانية يو-311		1
10	Hungarian (hu) U–311		1

More...

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

Language versions of the article "U-311" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Ukrainian (uk) U-311		1
2	Vietnamese (vi) U-311 (tàu ngầm Đức)		1
3	Arabic (ar) الغواصة الألمانية يو-311		0
4	German (de) U 311		0
5	English (en) German submarine U-311		0
6	Persian (fa) زیردریایی یو-۳۱۱		0
7	French (fr) Unterseeboot 311		0
8	Hungarian (hu) U–311		0
9	Portuguese (pt) U-311		0
10	Russian (ru) U-311		0

More...

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

Language versions of the article "U-311" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Arabic (ar) الغواصة الألمانية يو-311		1 152
2	English (en) German submarine U-311		766
3	French (fr) Unterseeboot 311		711
4	Ukrainian (uk) U-311		649
5	Slovenian (sl) U-311		586
6	Portuguese (pt) U-311		575
7	Vietnamese (vi) U-311 (tàu ngầm Đức)		355
8	Russian (ru) U-311		293
9	German (de) U 311		118
10	Persian (fa) زیردریایی یو-۳۱۱		24

More...

#	Language	Value
ar	Arabic الغواصة الألمانية يو-311
de	German U 311
en	English German submarine U-311
fa	Persian زیردریایی یو-۳۱۱
fr	French Unterseeboot 311
hu	Hungarian U–311
pt	Portuguese U-311
ru	Russian U-311
sl	Slovenian U-311
uk	Ukrainian U-311
vi	Vietnamese U-311 (tàu ngầm Đức)

Best Rank

Portuguese: #296727 05.2015

Global: #779412 02.2015

Best Rank

Portuguese: #32141 11.2023

Global: #127531 04.2015

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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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information