--- title: Types vs Interfaces in Typescript | daily.dev description: Understand the TypeScript dilemma of types vs. interfaces, consider performance, and choose based on project needs and coding style. canonical: https://daily.dev/posts/types-vs-interfaces-in-typescript-sicbst4pp twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Types vs Interfaces in Typescript | daily.dev og:description: Understand the TypeScript dilemma of types vs. interfaces, consider performance, and choose based on project needs and coding style. og:url: https://daily.dev/posts/types-vs-interfaces-in-typescript-sicbst4pp og:image: https://api.daily.dev/og/posts/sicBsT4Pp.png og:image:alt: Types vs Interfaces in Typescript og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Types vs Interfaces in Typescript **[DZone](https://daily.dev/sources/dz)** · 3 min read · 196 upvotes · 8 comments ## Summary Understand the TypeScript dilemma of types vs. interfaces, consider performance, and choose based on project needs and coding style. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@vithonch** · 4 upvotes > no sense just a water **@kyratzakos** · 3 upvotes > Use types. Unless you want inheritance from another type or you have OOP background, then use Interfaces **@ittiddev** · 0 upvotes > good topic **@trickooo** · 0 upvotes > Great conclusion on the topic! **@devmamunur** · 0 upvotes > Thank you ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments - [CNCF Unveils Schedule for KubeCon \+ CloudNativeCon Europe 2026](https://daily.dev/posts/cncf-unveils-schedule-for-kubecon-cloudnativecon-europe-2026-ikhcoa5cb) · CNCF · 2 upvotes · 0 comments - [CNCF Debuts KubeCon \+ CloudNativeCon Japan 2026 Schedule](https://daily.dev/posts/cncf-debuts-kubecon-cloudnativecon-japan-2026-schedule-xp5pyudub) · CNCF · 1 upvotes · 0 comments --- Tags: [#performance](https://daily.dev/tags/performance), [#typescript](https://daily.dev/tags/typescript) [View this post on daily.dev](https://daily.dev/posts/types-vs-interfaces-in-typescript-sicbst4pp) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Types vs Interfaces in Typescript","url":"https://daily.dev/posts/types-vs-interfaces-in-typescript-sicbst4pp","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/types-vs-interfaces-in-typescript-sicbst4pp"},"datePublished":"2023-10-15T19:40:31.962Z","dateModified":"2023-10-15T19:40:17.047Z","description":"Understand the TypeScript dilemma of types vs. interfaces, consider performance, and choose based on project needs and coding style.","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/f8eac5ca4d7968c79e4b6c186ac40104?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/f8eac5ca4d7968c79e4b6c186ac40104?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"DZone","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"DZone","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/dz","url":"https://daily.dev/sources/dz"},"commentCount":8,"discussionUrl":"https://daily.dev/posts/types-vs-interfaces-in-typescript-sicbst4pp","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":196},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":8}],"keywords":"performance,typescript","timeRequired":"PT3M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"DZone","item":"https://daily.dev/sources/dz"},{"@type":"ListItem","position":3,"name":"Types vs Interfaces in Typescript"}]} {"@context":"https://schema.org","@type":"WebPage","@id":"https://daily.dev/posts/types-vs-interfaces-in-typescript-sicbst4pp","comment":[{"@type":"Comment","text":"no sense just a water","datePublished":"2023-10-27T06:37:10.469Z","url":"https://daily.dev/posts/sicBsT4Pp#c-DCWZDuaOX","author":{"@type":"Person","name":"Vitalii Honcharenko","url":"https://daily.dev/vithonch","image":"https://avatars.githubusercontent.com/u/4058803?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":4}},{"@type":"Comment","text":"Use types. Unless you want inheritance from another type or you have OOP background, then use Interfaces","datePublished":"2023-11-16T12:37:11.615Z","url":"https://daily.dev/posts/sicBsT4Pp#c-tbi712VWk","author":{"@type":"Person","name":"Apostolos Kyratzakos","url":"https://daily.dev/kyratzakos","image":"https://lh3.googleusercontent.com/a/ACg8ocKcspxQ-mOrgRE1evG_t_X8WvRBfMRtRYeW3RCXoxfINA=s96-c"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":3}},{"@type":"Comment","text":"good topic","datePublished":"2023-10-25T08:54:35.988Z","url":"https://daily.dev/posts/sicBsT4Pp#c-oEDGEnLqQ","author":{"@type":"Person","name":"ittid","url":"https://daily.dev/ittiddev","image":"https://avatars.githubusercontent.com/u/44928080?v=4"}},{"@type":"Comment","text":"Great conclusion on the topic!","datePublished":"2023-10-27T04:46:35.944Z","url":"https://daily.dev/posts/sicBsT4Pp#c-3LQCc6DWY","author":{"@type":"Person","name":"Patrick Castro","url":"https://daily.dev/trickooo","image":"https://avatars.githubusercontent.com/u/24643418?v=4"}},{"@type":"Comment","text":"Thank you","datePublished":"2023-10-29T19:38:36.105Z","url":"https://daily.dev/posts/sicBsT4Pp#c-oY8r1xzCC","author":{"@type":"Person","name":"Mamunur Rashid","url":"https://daily.dev/devmamunur","image":"https://media.daily.dev/image/upload/s--xZEX4D9V--/f_auto/v1749062907/avatars/avatar_isuTJZDO85cz7lXMnEm5q?_a=BAMClqUq0"}}]} ```