Type U 31 submarine

Type U 31 submarine - 1914 class of German submarines. Article “Type U 31 submarine” in English Wikipedia has 23.2 points for quality (as of July 1, 2025). The article contains 7 references and 6 sections.

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

Since the creation of article “Type U 31 submarine”, its content was written by 40 registered users of English Wikipedia and edited by 73 registered Wikipedia users in all languages.

The article is cited 138 times in English Wikipedia and cited 441 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #43952 in July 2014
• Global: #111451 in January 2013

The highest popularity rank from 2008:

• Local (English): #211447 in January 2016
• Global: #307351 in January 2016

There are 8 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	Czech (cs) Třída U 31		38.5506
2	Russian (ru) Подводные лодки типа U-31		33.8554
3	Polish (pl) Okręty podwodne typu U-31		30.132
4	English (en) Type U 31 submarine		23.1736
5	French (fr) Unterseeboot type U 31		15.1737
6	Persian (fa) او-بوت نوع او ۳۱		14.4856
7	Arabic (ar) الغواصة الألمانية فئة يو 31		10.4695
8	Japanese (ja) U31型潜水艦		8.5202

More...

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

The most popular language versions of the article "Type U 31 submarine" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Type U 31 submarine		153 109
2	Russian (ru) Подводные лодки типа U-31		46 342
3	Polish (pl) Okręty podwodne typu U-31		21 507
4	Japanese (ja) U31型潜水艦		11 671
5	French (fr) Unterseeboot type U 31		2 599
6	Persian (fa) او-بوت نوع او ۳۱		1 271
7	Czech (cs) Třída U 31		904
8	Arabic (ar) الغواصة الألمانية فئة يو 31		733

More...

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 "Type U 31 submarine" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Type U 31 submarine		618
2	Russian (ru) Подводные лодки типа U-31		411
3	Japanese (ja) U31型潜水艦		292
4	French (fr) Unterseeboot type U 31		63
5	Polish (pl) Okręty podwodne typu U-31		52
6	Czech (cs) Třída U 31		10
7	Persian (fa) او-بوت نوع او ۳۱		7
8	Arabic (ar) الغواصة الألمانية فئة يو 31		4

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

Language versions of the article "Type U 31 submarine" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Type U 31 submarine		40
2	Russian (ru) Подводные лодки типа U-31		12
3	French (fr) Unterseeboot type U 31		7
4	Polish (pl) Okręty podwodne typu U-31		6
5	Persian (fa) او-بوت نوع او ۳۱		3
6	Arabic (ar) الغواصة الألمانية فئة يو 31		2
7	Japanese (ja) U31型潜水艦		2
8	Czech (cs) Třída U 31		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 "Type U 31 submarine" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) الغواصة الألمانية فئة يو 31		0
2	Czech (cs) Třída U 31		0
3	English (en) Type U 31 submarine		0
4	Persian (fa) او-بوت نوع او ۳۱		0
5	French (fr) Unterseeboot type U 31		0
6	Japanese (ja) U31型潜水艦		0
7	Polish (pl) Okręty podwodne typu U-31		0
8	Russian (ru) Подводные лодки типа U-31		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 "Type U 31 submarine" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Type U 31 submarine		138
2	Polish (pl) Okręty podwodne typu U-31		109
3	French (fr) Unterseeboot type U 31		102
4	Japanese (ja) U31型潜水艦		64
5	Arabic (ar) الغواصة الألمانية فئة يو 31		9
6	Russian (ru) Подводные лодки типа U-31		9
7	Czech (cs) Třída U 31		5
8	Persian (fa) او-بوت نوع او ۳۱		5

More...

#	Language	Value
ar	Arabic الغواصة الألمانية فئة يو 31
cs	Czech Třída U 31
en	English Type U 31 submarine
fa	Persian او-بوت نوع او ۳۱
fr	French Unterseeboot type U 31
ja	Japanese U31型潜水艦
pl	Polish Okręty podwodne typu U-31
ru	Russian Подводные лодки типа U-31

Best Rank

English: #211447 01.2016

Global: #307351 01.2016

Best Rank

English: #43952 07.2014

Global: #111451 01.2013

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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