---
title: "Discussion on \"TCP vs UDP: When to Use What, and How TCP Relates to HTTP\" | Hashnode"
description: "Discussion on \"TCP vs UDP: When to Use What, and How TCP Relates to HTTP\". TCP vs UDP explained for beginners: key differences, when to use each, real examples like video calls and banking, and how HTTP runs on top of TCP."
url: "https://hashnode.com/posts/tcp-vs-udp-when-to-use-what/6ad77910d2cc1538074febcf"
---

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# [TCP vs UDP: When to Use What, and How TCP Relates to HTTP](https://hardikdotdev.hashnode.dev/tcp-vs-udp-when-to-use-what?utm_source=hashnode&utm_medium=feed)

TCP vs UDP explained for beginners: key differences, when to use each, real examples like video calls and banking, and how HTTP runs on top of TCP.

Oct 20 · 4 min read · hardikdotdev.hashnode.dev  
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-   [#tcp](https://hashnode.com/tag/tcp)
-   [#udp](https://hashnode.com/tag/udp)
-   [#networking](https://hashnode.com/tag/networking)
-   [#chaicode](https://hashnode.com/tag/chaicode)
-   [#http](https://hashnode.com/tag/http)
-   [#beginners](https://hashnode.com/tag/beginners)
-   [#web-development](https://hashnode.com/tag/web-development)

## Written by

[Hardik Babla](https://hashnode.com/@hardikbabla)

@hardikbabla · dehradun, india

  
[View profile](https://hashnode.com/@hardikbabla)

Btech CSE l Learning Full-Stack @ ChaiCode l Learning in Public 🚀

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