Thermal efficiency

Thermal efficiency - performance measure of a device that uses thermal energy, expressed as the ratio of work done over thermal energy used. Article “Thermal efficiency” in Simple English Wikipedia has 16.2 points for quality (as of July 1, 2026). The article contains 2 references and 6 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Simple English) language version.

Since the creation of article “Thermal efficiency”, its content was written by 9 registered users of Simple English Wikipedia and edited by 424 registered Wikipedia users in all languages.

The article is cited 3 times in Simple English Wikipedia and cited 2561 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #503 in November 2015
• Global: #11397 in April 2012

The highest popularity rank from 2008:

• Local (Simple English): #743 in March 2016
• Global: #39404 in November 2014

There are 26 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	English (en) Thermal efficiency		42.4657
2	Chinese (zh) 热效率		42.2131
3	Romanian (ro) Randament termic		37.4678
4	Swedish (sv) Verkningsgrad		33.3611
5	Norwegian (Nynorsk) (nn) Termisk verkningsgrad		28.5689
6	Slovak (sk) Termodynamická účinnosť		25.8919
7	Arabic (ar) كفاءة حرارية		22.0284
8	French (fr) Rendement (physique)		19.2666
9	Simple English (simple) Thermal efficiency		16.1711
10	Hindi (hi) ऊष्मीय दक्षता		14.6354

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

The most popular language versions of the article "Thermal efficiency" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Thermal efficiency		2 570 599
2	Italian (it) Rendimento (termodinamica)		682 888
3	Spanish (es) Rendimiento térmico		660 371
4	Japanese (ja) 熱効率		422 184
5	Swedish (sv) Verkningsgrad		348 185
6	Chinese (zh) 热效率		244 928
7	Finnish (fi) Hyötysuhde		207 818
8	French (fr) Rendement (physique)		186 024
9	Indonesian (id) Efisiensi termal		122 908
10	Portuguese (pt) Eficiência termodinâmica		76 902

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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 "Thermal efficiency" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Thermal efficiency		2 341
2	Chinese (zh) 热效率		542
3	Italian (it) Rendimento (termodinamica)		360
4	Japanese (ja) 熱効率		338
5	Spanish (es) Rendimiento térmico		245
6	Swedish (sv) Verkningsgrad		204
7	French (fr) Rendement (physique)		137
8	Finnish (fi) Hyötysuhde		60
9	Portuguese (pt) Eficiência termodinâmica		60
10	Romanian (ro) Randament termic		56

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

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

#	Language	AI award	Relative AI
1	English (en) Thermal efficiency		109
2	Italian (it) Rendimento (termodinamica)		54
3	Swedish (sv) Verkningsgrad		38
4	Japanese (ja) 熱効率		30
5	French (fr) Rendement (physique)		22
6	Chinese (zh) 热效率		20
7	Finnish (fi) Hyötysuhde		19
8	Croatian (hr) Stupanj iskorištenja		19
9	Arabic (ar) كفاءة حرارية		15
10	Spanish (es) Rendimiento térmico		15

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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 "Thermal efficiency" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	French (fr) Rendement (physique)		1
2	Romanian (ro) Randament termic		1
3	Arabic (ar) كفاءة حرارية		0
4	Catalan (ca) Eficiència tèrmica		0
5	Czech (cs) Termodynamická účinnost		0
6	Greek (el) Θερμική απόδοση		0
7	English (en) Thermal efficiency		0
8	Spanish (es) Rendimiento térmico		0
9	Persian (fa) بازده گرمایی		0
10	Finnish (fi) Hyötysuhde		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 "Thermal efficiency" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Thermal efficiency		574
2	Japanese (ja) 熱効率		207
3	Croatian (hr) Stupanj iskorištenja		187
4	Chinese (zh) 热效率		151
5	Italian (it) Rendimento (termodinamica)		148
6	Romanian (ro) Randament termic		143
7	French (fr) Rendement (physique)		133
8	Finnish (fi) Hyötysuhde		124
9	Swedish (sv) Verkningsgrad		117
10	Arabic (ar) كفاءة حرارية		109

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#	Language	Value
ar	Arabic كفاءة حرارية
ca	Catalan Eficiència tèrmica
cs	Czech Termodynamická účinnost
el	Greek Θερμική απόδοση
en	English Thermal efficiency
es	Spanish Rendimiento térmico
fa	Persian بازده گرمایی
fi	Finnish Hyötysuhde
fr	French Rendement (physique)
hi	Hindi ऊष्मीय दक्षता
hr	Croatian Stupanj iskorištenja
id	Indonesian Efisiensi termal
it	Italian Rendimento (termodinamica)
ja	Japanese 熱効率
ko	Korean 열효율
nn	Norwegian (Nynorsk) Termisk verkningsgrad
pt	Portuguese Eficiência termodinâmica
ro	Romanian Randament termic
sh	Serbo-Croatian Termička korisnost
simple	Simple English Thermal efficiency
sk	Slovak Termodynamická účinnosť
sv	Swedish Verkningsgrad
ta	Tamil வெப்ப பயன்திறன்
tr	Turkish Isıl verim
ur	Urdu حرارتی کارکردگی
zh	Chinese 热效率

Best Rank

Simple English: #743 03.2016

Global: #39404 11.2014

Best Rank

Simple English: #503 11.2015

Global: #11397 04.2012

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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