U-646

U-646 - 1942 Type VIIC submarine. Article “U-646” in Catalan Wikipedia has 21.2 points for quality (as of July 1, 2026). The article contains 5 references and 5 sections.

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

In June 2026 the article “U-646” was edited by 1 authors in Catalan Wikipedia and written by 1 authors in all languages.

Since the creation of article “U-646”, its content was written by 1 registered users of Catalan Wikipedia and edited by 38 registered Wikipedia users in all languages.

The article is cited 61 times in Catalan Wikipedia and cited 5041 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Catalan): #2471 in July 2025
• Global: #212420 in July 2025

The highest popularity rank from 2008:

• Local (Catalan): #103764 in July 2025
• Global: #1313425 in October 2019

There are 9 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-646 (tàu ngầm Đức)		42.4629
2	Portuguese (pt) U-646		21.5803
3	Catalan (ca) U-646		21.2466
4	English (en) German submarine U-646		16.6232
5	Arabic (ar) الغواصة الألمانية يو-646		14.8555
6	Ukrainian (uk) U-646		11.7345
7	French (fr) Unterseeboot 646		11.5008
8	Russian (ru) U-646		8.1267
9	Slovenian (sl) U-646		6.827

More...

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

The most popular language versions of the article "U-646" in all the time

#	Language	Popularity award	Relative popularity
1	Russian (ru) U-646		10 243
2	English (en) German submarine U-646		5 876
3	Portuguese (pt) U-646		1 334
4	French (fr) Unterseeboot 646		801
5	Arabic (ar) الغواصة الألمانية يو-646		690
6	Slovenian (sl) U-646		665
7	Ukrainian (uk) U-646		242
8	Vietnamese (vi) U-646 (tàu ngầm Đức)		91
9	Catalan (ca) U-646		56

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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-646" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) German submarine U-646		34
2	Russian (ru) U-646		10
3	French (fr) Unterseeboot 646		6
4	Ukrainian (uk) U-646		6
5	Vietnamese (vi) U-646 (tàu ngầm Đức)		5
6	Catalan (ca) U-646		4
7	Portuguese (pt) U-646		4
8	Slovenian (sl) U-646		2
9	Arabic (ar) الغواصة الألمانية يو-646		0

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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-646" 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-646		15
2	French (fr) Unterseeboot 646		9
3	Russian (ru) U-646		4
4	Ukrainian (uk) U-646		4
5	Portuguese (pt) U-646		2
6	Arabic (ar) الغواصة الألمانية يو-646		1
7	Catalan (ca) U-646		1
8	Slovenian (sl) U-646		1
9	Vietnamese (vi) U-646 (tàu ngầm Đức)		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-646" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Catalan (ca) U-646		1
2	Arabic (ar) الغواصة الألمانية يو-646		0
3	English (en) German submarine U-646		0
4	French (fr) Unterseeboot 646		0
5	Portuguese (pt) U-646		0
6	Russian (ru) U-646		0
7	Slovenian (sl) U-646		0
8	Ukrainian (uk) U-646		0
9	Vietnamese (vi) U-646 (tàu ngầm Đức)		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-646" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) German submarine U-646		763
2	French (fr) Unterseeboot 646		709
3	Vietnamese (vi) U-646 (tàu ngầm Đức)		703
4	Ukrainian (uk) U-646		693
5	Arabic (ar) الغواصة الألمانية يو-646		661
6	Slovenian (sl) U-646		584
7	Portuguese (pt) U-646		574
8	Russian (ru) U-646		293
9	Catalan (ca) U-646		61

More...

#	Language	Value
ar	Arabic الغواصة الألمانية يو-646
ca	Catalan U-646
en	English German submarine U-646
fr	French Unterseeboot 646
pt	Portuguese U-646
ru	Russian U-646
sl	Slovenian U-646
uk	Ukrainian U-646
vi	Vietnamese U-646 (tàu ngầm Đức)

Best Rank

Catalan: #103764 07.2025

Global: #1313425 10.2019

Best Rank

Catalan: #2471 07.2025

Global: #212420 07.2025

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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