ZX81

Quality:

Sinclair ZX81 - home computer produced by Sinclair Research. Article “ZX81” in Czech Wikipedia has 39 points for quality (as of July 1, 2025). The article contains 16 references and 12 sections.

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

Since the creation of article “ZX81”, its content was written by 14 registered users of Czech Wikipedia and edited by 975 registered Wikipedia users in all languages.

The article is cited 149 times in Czech Wikipedia and cited 1223 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Czech): #2566 in August 2007
• Global: #93 in October 2001

The highest popularity rank from 2008:

• Local (Czech): #29038 in September 2021
• Global: #8219 in October 2010

There are 27 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) Sinclair ZX81		100
2	English (en) ZX81		96.8498
3	Japanese (ja) シンクレア ZX81		73.5047
4	Czech (cs) ZX81		38.9906
5	Portuguese (pt) Sinclair ZX81		36.1182
6	Italian (it) Sinclair ZX81		34.8672
7	Polish (pl) ZX81		31.8094
8	Turkish (tr) Sinclair ZX81		30.3218
9	Finnish (fi) ZX81		29.477
10	Catalan (ca) Sinclair ZX81		28.2324

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

#	Language	Popularity award	Relative popularity
1	English (en) ZX81		2 071 929
2	German (de) Sinclair ZX81		1 187 257
3	French (fr) ZX81		266 785
4	Spanish (es) Sinclair ZX81		133 547
5	Polish (pl) ZX81		112 501
6	Japanese (ja) シンクレア ZX81		98 137
7	Russian (ru) ZX81		75 439
8	Italian (it) Sinclair ZX81		65 531
9	Dutch (nl) Sinclair ZX81		56 947
10	Portuguese (pt) Sinclair ZX81		33 632

The following table shows the language versions of the article with the highest popularity in the last month.

#	Language	Popularity award	Relative popularity
1	English (en) ZX81		5 360
2	German (de) Sinclair ZX81		1 069
3	French (fr) ZX81		938
4	Spanish (es) Sinclair ZX81		366
5	Polish (pl) ZX81		266
6	Italian (it) Sinclair ZX81		233
7	Russian (ru) ZX81		225
8	Japanese (ja) シンクレア ZX81		213
9	Dutch (nl) Sinclair ZX81		192
10	Portuguese (pt) Sinclair ZX81		178

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

#	Language	AI award	Relative AI
1	English (en) ZX81		304
2	German (de) Sinclair ZX81		168
3	French (fr) ZX81		80
4	Italian (it) Sinclair ZX81		71
5	Dutch (nl) Sinclair ZX81		43
6	Polish (pl) ZX81		40
7	Spanish (es) Sinclair ZX81		34
8	Japanese (ja) シンクレア ZX81		25
9	Russian (ru) ZX81		23
10	Swedish (sv) ZX81		21

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

#	Language	AI award	Relative AI
1	English (en) ZX81		4
2	German (de) Sinclair ZX81		1
3	Italian (it) Sinclair ZX81		1
4	Catalan (ca) Sinclair ZX81		0
5	Czech (cs) ZX81		0
6	Danish (da) ZX81		0
7	Greek (el) Sinclair ZX81		0
8	Esperanto (eo) Sinclair ZX81		0
9	Spanish (es) Sinclair ZX81		0
10	Basque (eu) Sinclair ZX81		0

The following table shows the language versions of the article with the highest number of citations.

On 3 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Nicolás Maduro, Venezuela, Hugo Chávez, Cilia Flores, Delcy Rodríguez, 1st Special Forces Operational Detachment-Delta, Stranger Things, 2026 United States strikes in Venezuela, Manuel Noriega, María Corina Machado.

In Czech Wikipedia the most popular articles on that day were: Venezuela, Nicolás Maduro, Poslední aristokratka, Sarah Haváčová, Hugo Chávez, Pavel Nečas, Milan Weiner, Tři princezny, Delta Force, Duna (film, 2021).

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