German submarine U-231

U-231 - 1942 Type VIIC submarine. Article “German submarine U-231” in English Wikipedia has 24.9 points for quality (as of July 1, 2026). The article contains 8 references and 9 sections.

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

Since the creation of article “German submarine U-231”, its content was written by 20 registered users of English Wikipedia and edited by 60 registered Wikipedia users in all languages.

The article is cited 755 times in English Wikipedia and cited 5825 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #164122 in July 2012
• Global: #273545 in January 2026

The highest popularity rank from 2008:

• Local (English): #1506772 in September 2014
• Global: #1277820 in June 2025

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, 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	Vietnamese (vi) U-231 (tàu ngầm Đức)		44.6255
2	English (en) German submarine U-231		24.9123
3	Chinese (zh) U-231号潜艇		21.7481
4	Portuguese (pt) U-231		21.0089
5	Arabic (ar) الغواصة الألمانية يو-231		19.1842
6	German (de) U 231		13.4532
7	French (fr) Unterseeboot 231		13.2494
8	Ukrainian (uk) U-231		12.5894
9	Russian (ru) U-231		8.9223
10	Slovenian (sl) U-231		6.7526

More...

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

The most popular language versions of the article "German submarine U-231" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) German submarine U-231		18 825
2	Slovenian (sl) U-231		8 226
3	Russian (ru) U-231		7 997
4	German (de) U 231		7 146
5	French (fr) Unterseeboot 231		3 338
6	Portuguese (pt) U-231		1 665
7	Arabic (ar) الغواصة الألمانية يو-231		746
8	Ukrainian (uk) U-231		564
9	Chinese (zh) U-231号潜艇		558
10	Persian (fa) زیردریایی یو-۲۳۱		381

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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 "German submarine U-231" in June 2026

#	Language	Popularity award	Relative popularity
1	Slovenian (sl) U-231		326
2	English (en) German submarine U-231		67
3	German (de) U 231		35
4	Chinese (zh) U-231号潜艇		26
5	French (fr) Unterseeboot 231		11
6	Russian (ru) U-231		11
7	Ukrainian (uk) U-231		4
8	Persian (fa) زیردریایی یو-۲۳۱		3
9	Vietnamese (vi) U-231 (tàu ngầm Đức)		3
10	Portuguese (pt) U-231		1

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

Language versions of the article "German submarine U-231" 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-231		20
2	French (fr) Unterseeboot 231		13
3	Ukrainian (uk) U-231		7
4	German (de) U 231		5
5	Russian (ru) U-231		4
6	Persian (fa) زیردریایی یو-۲۳۱		3
7	Portuguese (pt) U-231		2
8	Slovenian (sl) U-231		2
9	Chinese (zh) U-231号潜艇		2
10	Arabic (ar) الغواصة الألمانية يو-231		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 "German submarine U-231" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	German (de) U 231		1
2	Persian (fa) زیردریایی یو-۲۳۱		1
3	Chinese (zh) U-231号潜艇		1
4	Arabic (ar) الغواصة الألمانية يو-231		0
5	English (en) German submarine U-231		0
6	French (fr) Unterseeboot 231		0
7	Portuguese (pt) U-231		0
8	Russian (ru) U-231		0
9	Slovenian (sl) U-231		0
10	Ukrainian (uk) U-231		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 "German submarine U-231" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Arabic (ar) الغواصة الألمانية يو-231		1 152
2	English (en) German submarine U-231		755
3	French (fr) Unterseeboot 231		710
4	Vietnamese (vi) U-231 (tàu ngầm Đức)		704
5	Ukrainian (uk) U-231		694
6	Slovenian (sl) U-231		584
7	Portuguese (pt) U-231		575
8	Russian (ru) U-231		293
9	German (de) U 231		250
10	Chinese (zh) U-231号潜艇		94

More...

#	Language	Value
ar	Arabic الغواصة الألمانية يو-231
de	German U 231
en	English German submarine U-231
fa	Persian زیردریایی یو-۲۳۱
fr	French Unterseeboot 231
pt	Portuguese U-231
ru	Russian U-231
sl	Slovenian U-231
uk	Ukrainian U-231
vi	Vietnamese U-231 (tàu ngầm Đức)
zh	Chinese U-231号潜艇

Best Rank

English: #1506772 09.2014

Global: #1277820 06.2025

Best Rank

English: #164122 07.2012

Global: #273545 01.2026

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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 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