I want clear explanation on REST and SOAP

pujithag
Tera Contributor

‎07-21-2025 12:36 AM

 
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Shraddha Kadam
Mega Sage

‎07-21-2025 12:40 AM

Hello @pujithag ,

 

FeatureRESTSOAP
Architectural Style / ProtocolArchitectural StyleProtocol
Message FormatPrimarily JSON, also XML, textExclusively XML
ComplexitySimpler, lightweightMore complex, heavier
SpeedGenerally fasterGenerally slower (due to XML overhead)
WSDLNo fixed contract (relies on URI)Requires WSDL for service description
HTTP MethodsUses standard HTTP methods (GET, POST, etc.)Uses HTTP but often as a transport for XML messages
SecurityRelies on HTTPS, OAuth, API keysBuilt-in security standards (WS-Security)
Use CasesModern web/mobile apps, public APIs, fast integrationsLegacy systems, enterprise apps with high security/transaction needs
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Ankur Bawiskar
Tera Patron
Tera Patron

‎07-21-2025 12:51 AM

@pujithag 

this is a very generic question and answer to this can be found on google or any AI tool

check these links

What's the Difference Between SOAP and REST? 

Difference between REST API and SOAP API 

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Regards,
Ankur
✨ Certified Technical Architect  ||  ✨ 9x ServiceNow MVP  ||  ✨ ServiceNow Community Leader
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Dr Atul G- LNG
Tera Patron
Tera Patron

‎07-21-2025 01:25 AM

Hi @pujithag 

 

https://aws.amazon.com/compare/the-difference-between-soap-rest/

 

https://www.servicenow.com/community/developer-forum/difference-between-rest-soap-based-web-services...

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