U-4 (1935)

U-4 - 1935 Type IIA submarine. Article “U-4 (1935)” in Polish Wikipedia has 48.3 points for quality (as of July 1, 2025). The article contains 70 references and 8 sections.

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

Since the creation of article “U-4 (1935)”, its content was written by 15 registered users of Polish Wikipedia and edited by 210 registered Wikipedia users in all languages.

The article is cited 40 times in Polish Wikipedia and cited 1870 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Polish): #599 in November 2019
• Global: #32570 in October 2008

The highest popularity rank from 2008:

• Local (Polish): #36376 in November 2019
• Global: #397400 in October 2023

There are 16 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	Polish (pl) U-4 (1935)		48.2796
2	Chinese (zh) U-4号潜艇 (1935年)		43.0065
3	Vietnamese (vi) U-4 (tàu ngầm Đức) (1935)		37.571
4	Dutch (nl) U 4 (Kriegsmarine)		37.3056
5	English (en) German submarine U-4 (1935)		33.1088
6	Russian (ru) U-4 (1935)		22.8646
7	Portuguese (pt) U-4		21.8568
8	Hungarian (hu) U–4 (második világháborús tengeralattjáró)		17.9461
9	German (de) U 4 (U-Boot, 1935)		14.5772
10	Spanish (es) Submarino U 4 (1935)		13.3159

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

The most popular language versions of the article "U-4 (1935)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) German submarine U-4 (1935)		62 701
2	German (de) U 4 (U-Boot, 1935)		46 385
3	Russian (ru) U-4 (1935)		23 818
4	Polish (pl) U-4 (1935)		13 876
5	Spanish (es) Submarino U 4 (1935)		11 335
6	Portuguese (pt) U-4		4 041
7	French (fr) Unterseeboot 4 (1935)		3 674
8	Dutch (nl) U 4 (Kriegsmarine)		3 629
9	Slovenian (sl) U-4 (Kriegsmarine)		2 275
10	Chinese (zh) U-4号潜艇 (1935年)		1 909

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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-4 (1935)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) German submarine U-4 (1935)		387
2	Russian (ru) U-4 (1935)		139
3	German (de) U 4 (U-Boot, 1935)		125
4	French (fr) Unterseeboot 4 (1935)		35
5	Polish (pl) U-4 (1935)		32
6	Spanish (es) Submarino U 4 (1935)		25
7	Dutch (nl) U 4 (Kriegsmarine)		23
8	Portuguese (pt) U-4		16
9	Chinese (zh) U-4号潜艇 (1935年)		14
10	Slovenian (sl) U-4 (Kriegsmarine)		11

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

Language versions of the article "U-4 (1935)" 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-4 (1935)		50
2	German (de) U 4 (U-Boot, 1935)		46
3	Russian (ru) U-4 (1935)		22
4	Dutch (nl) U 4 (Kriegsmarine)		19
5	French (fr) Unterseeboot 4 (1935)		15
6	Polish (pl) U-4 (1935)		15
7	Spanish (es) Submarino U 4 (1935)		11
8	Ukrainian (uk) U-4 (1935)		7
9	Portuguese (pt) U-4		6
10	Serbian (sr) Немачка подморница У-4		5

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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 "U-4 (1935)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Portuguese (pt) U-4		1
2	Arabic (ar) الغواصة الألمانية يو-4 (1935)		0
3	German (de) U 4 (U-Boot, 1935)		0
4	English (en) German submarine U-4 (1935)		0
5	Spanish (es) Submarino U 4 (1935)		0
6	Persian (fa) او-۴ (کریگس‌مارینه)		0
7	French (fr) Unterseeboot 4 (1935)		0
8	Hungarian (hu) U–4 (második világháborús tengeralattjáró)		0
9	Dutch (nl) U 4 (Kriegsmarine)		0
10	Polish (pl) U-4 (1935)		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 "U-4 (1935)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Arabic (ar) الغواصة الألمانية يو-4 (1935)		1 148
2	German (de) U 4 (U-Boot, 1935)		258
3	English (en) German submarine U-4 (1935)		76
4	Ukrainian (uk) U-4 (1935)		75
5	French (fr) Unterseeboot 4 (1935)		57
6	Russian (ru) U-4 (1935)		55
7	Chinese (zh) U-4号潜艇 (1935年)		53
8	Vietnamese (vi) U-4 (tàu ngầm Đức) (1935)		51
9	Polish (pl) U-4 (1935)		40
10	Portuguese (pt) U-4		15

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#	Language	Value
ar	Arabic الغواصة الألمانية يو-4 (1935)
de	German U 4 (U-Boot, 1935)
en	English German submarine U-4 (1935)
es	Spanish Submarino U 4 (1935)
fa	Persian او-۴ (کریگس‌مارینه)
fr	French Unterseeboot 4 (1935)
hu	Hungarian U–4 (második világháborús tengeralattjáró)
nl	Dutch U 4 (Kriegsmarine)
pl	Polish U-4 (1935)
pt	Portuguese U-4
ru	Russian U-4 (1935)
sl	Slovenian U-4 (Kriegsmarine)
sr	Serbian Немачка подморница У-4
uk	Ukrainian U-4 (1935)
vi	Vietnamese U-4 (tàu ngầm Đức) (1935)
zh	Chinese U-4号潜艇 (1935年)

Best Rank

Polish: #36376 11.2019

Global: #397400 10.2023

Best Rank

Polish: #599 11.2019

Global: #32570 10.2008

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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