Product defect

Product defect - product characteristic which hinders usability for its intended purpose for which it was designed and manufactured. Article “Product defect” in English Wikipedia has 22.2 points for quality (as of July 1, 2025). The article contains 10 references and 5 sections.

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

Since the creation of article “Product defect”, its content was written by 36 registered users of English Wikipedia and edited by 185 registered Wikipedia users in all languages.

The article is cited 99 times in English Wikipedia and cited 469 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #158746 in March 2021
• Global: #122282 in January 2020

The highest popularity rank from 2008:

• Local (English): #133417 in December 2017
• Global: #135266 in February 2015

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	German (de) Fehlproduktion		35.4589
2	Greek (el) Ελαττωματικό προϊόν		28.8315
3	English (en) Product defect		22.1974
4	Lithuanian (lt) Brokas (gamyba)		21.5418
5	Czech (cs) Zmetek		20.9159
6	Chinese (zh) 產品缺陷		20.1244
7	Russian (ru) Производственный брак		18.764
8	Finnish (fi) Valmistusvirhe		18.6268
9	Kazakh (kk) Өндірістік ақау		10.6581
10	Japanese (ja) 不良品		9.0162

More...

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

The most popular language versions of the article "Product defect" in all the time

#	Language	Popularity award	Relative popularity
1	Russian (ru) Производственный брак		284 050
2	English (en) Product defect		266 183
3	Japanese (ja) 不良品		236 226
4	German (de) Fehlproduktion		89 070
5	Ukrainian (uk) Виробничий брак		19 342
6	Czech (cs) Zmetek		15 278
7	Greek (el) Ελαττωματικό προϊόν		8 383
8	Finnish (fi) Valmistusvirhe		6 416
9	Chinese (zh) 產品缺陷		5 579
10	Korean (ko) 불량품		5 356

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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 "Product defect" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Product defect		1 523
2	Russian (ru) Производственный брак		888
3	Japanese (ja) 不良品		201
4	German (de) Fehlproduktion		195
5	Chinese (zh) 產品缺陷		99
6	Czech (cs) Zmetek		72
7	Ukrainian (uk) Виробничий брак		65
8	Greek (el) Ελαττωματικό προϊόν		63
9	Kazakh (kk) Өндірістік ақау		27
10	Korean (ko) 불량품		18

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

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

#	Language	AI award	Relative AI
1	English (en) Product defect		36
2	German (de) Fehlproduktion		35
3	Japanese (ja) 不良品		26
4	Russian (ru) Производственный брак		26
5	Ukrainian (uk) Виробничий брак		13
6	Czech (cs) Zmetek		10
7	Esperanto (eo) Difekto		10
8	Greek (el) Ελαττωματικό προϊόν		7
9	Korean (ko) 불량품		7
10	Bulgarian (bg) Брак (икономика)		6

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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 "Product defect" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Bulgarian (bg) Брак (икономика)		0
2	Czech (cs) Zmetek		0
3	German (de) Fehlproduktion		0
4	Greek (el) Ελαττωματικό προϊόν		0
5	English (en) Product defect		0
6	Esperanto (eo) Difekto		0
7	Basque (eu) Produktuaren akats		0
8	Finnish (fi) Valmistusvirhe		0
9	Armenian (hy) Խոտան արտադրական		0
10	Japanese (ja) 不良品		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 "Product defect" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	German (de) Fehlproduktion		129
2	English (en) Product defect		99
3	Russian (ru) Производственный брак		85
4	Japanese (ja) 不良品		68
5	Esperanto (eo) Difekto		33
6	Chinese (zh) 產品缺陷		19
7	Ukrainian (uk) Виробничий брак		16
8	Czech (cs) Zmetek		6
9	Korean (ko) 불량품		6
10	Finnish (fi) Valmistusvirhe		2

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#	Language	Value
bg	Bulgarian Брак (икономика)
cs	Czech Zmetek
de	German Fehlproduktion
el	Greek Ελαττωματικό προϊόν
en	English Product defect
eo	Esperanto Difekto
eu	Basque Produktuaren akats
fi	Finnish Valmistusvirhe
hy	Armenian Խոտան արտադրական
ja	Japanese 不良品
kk	Kazakh Өндірістік ақау
ko	Korean 불량품
lt	Lithuanian Brokas (gamyba)
ru	Russian Производственный брак
uk	Ukrainian Виробничий брак
zh	Chinese 產品缺陷

Best Rank

English: #133417 12.2017

Global: #135266 02.2015

Best Rank

English: #158746 03.2021

Global: #122282 01.2020

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In English Wikipedia the most popular articles on that day were: Jeffrey Epstein, Wuthering Heights, Wuthering Heights (2026 film), 2026 Winter Olympics, Lucas Pinheiro Braathen, Ice hockey at the 2026 Winter Olympics – Men's tournament, Epstein files, John F. Kennedy Jr., Anthony Kim, James Van Der Beek.

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