NYT Style uses heavy title case while Wikipedia Style uses sentence case. They represent two very different approaches to heading capitalization.
NYT Style capitalizes all major words including most prepositions, lowercasing only articles and coordinating conjunctions. It produces headlines with more capitals than AP Style.
NYT Style suits publications that model their editorial standards after prestige American newspapers. It works well as a middle ground between AP Style and full title case.
Open NYT Style converterWikipedia Style uses sentence case for all article titles and section headings, capitalizing only the first word and any proper nouns. It is the editorial standard of the Wikimedia Foundation.
Wikipedia Style applies to all Wikipedia articles and other Wikimedia projects. It is also adopted by technical documentation projects and wikis that want a neutral, readable tone.
Open Wikipedia Style converterNYT Style suits publications that model their editorial standards after prestige American newspapers. It works well as a middle ground between AP Style and full title case.
Only articles and coordinating conjunctions are consistently lowercased. Prepositions are generally capitalized, unlike in AP Style.
Wikipedia Style applies to all Wikipedia articles and other Wikimedia projects. It is also adopted by technical documentation projects and wikis that want a neutral, readable tone.
Only the first word and proper nouns receive capital letters. Common nouns that would be capitalized in title case remain lowercase.
Choose NYT Style for journalism and American news publications.
Choose Wikipedia Style for encyclopedia content, wikis, and documentation that follows Wikimedia editorial standards.
The choice between them depends entirely on the publication context. Neither is inherently correct, but each signals a specific editorial tradition.