Optical illusion

Quality:

Optical illusion - visual perception that differs from objective reality. Article “Optical illusion” in English Wikipedia has 78.7 points for quality (as of July 1, 2026). The article contains 74 references and 21 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 4.14 points.

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

Achievements in all the time:

Global Wikipedia:

The 7474^th most popular in AI.

Since the creation of article “Optical illusion”, its content was written by 740 registered users of English Wikipedia and edited by 2962 registered Wikipedia users in all languages (7474^th place).

The article is cited 727 times in English Wikipedia and cited 4070 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #169 in June 2002
• Global: #271 in June 2002

The highest popularity rank from 2008:

• Local (English): #2586 in February 2008
• Global: #2362 in February 2008

There are 47 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	German (de) Optische Täuschung		83.7312
2	English (en) Optical illusion		78.7094
3	Finnish (fi) Optinen harha		65.2117
4	Japanese (ja) 錯視		59.0609
5	French (fr) Illusion d'optique		53.2658
6	Turkish (tr) Optik illüzyon		52.9074
7	Catalan (ca) Il·lusió òptica		50.569
8	Swedish (sv) Optisk illusion		47.7702
9	Croatian (hr) Percepcijske varke		44.3279
10	Uzbek (uz) Optik illyuziya		43.2868

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

#	Language	Popularity award	Relative popularity
1	English (en) Optical illusion		8 179 468
2	German (de) Optische Täuschung		2 655 805
3	Spanish (es) Ilusión óptica		2 407 147
4	Japanese (ja) 錯視		2 276 729
5	French (fr) Illusion d'optique		1 253 397
6	Russian (ru) Оптическая иллюзия		1 111 506
7	Italian (it) Illusione ottica		959 109
8	Portuguese (pt) Ilusão de óptica		935 223
9	Polish (pl) Złudzenie optyczne		799 949
10	Chinese (zh) 視錯覺		493 194

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) Optical illusion		6 583
2	German (de) Optische Täuschung		2 466
3	Japanese (ja) 錯視		1 563
4	French (fr) Illusion d'optique		1 486
5	Chinese (zh) 視錯覺		1 091
6	Polish (pl) Złudzenie optyczne		1 024
7	Spanish (es) Ilusión óptica		939
8	Italian (it) Illusione ottica		734
9	Russian (ru) Оптическая иллюзия		668
10	Czech (cs) Optický klam		605

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

#	Language	AI award	Relative AI
1	English (en) Optical illusion		740
2	German (de) Optische Täuschung		406
3	French (fr) Illusion d'optique		221
4	Italian (it) Illusione ottica		142
5	Spanish (es) Ilusión óptica		122
6	Russian (ru) Оптическая иллюзия		115
7	Dutch (nl) Gezichtsbedrog		113
8	Japanese (ja) 錯視		101
9	Hebrew (he) אשליה אופטית		86
10	Portuguese (pt) Ilusão de óptica		80

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	Hebrew (he) אשליה אופטית		2
2	Finnish (fi) Optinen harha		1
3	Italian (it) Illusione ottica		1
4	Uzbek (uz) Optik illyuziya		1
5	Arabic (ar) خداع بصري		0
6	Bulgarian (bg) Оптична илюзия		0
7	Catalan (ca) Il·lusió òptica		0
8	Czech (cs) Optický klam		0
9	Danish (da) Synsbedrag		0
10	German (de) Optische Täuschung		0

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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