This Azure article will discuss the critical differences between Azure Storage Queue and Service Bus Queue and will make a tabular comparison between them.
| Azure Storage Queue | Service Bus |
| Excellent Azure storage Queue service to store more messages. | Part of the broader Azure messaging service that supports Subscribe, queuing, and many more patterns. |
| It is a bit simple and flexible as compared to Azure Service Bus Queue. | Bit complex compared to Azure Storage Queue. |
| No support for ordering here. | It supports the ordering (First-in-First-Out) mechanism. |
| It can support messages up to 1MB in size. | Supports less queue size (80 GB) compared to Azure Storage Queue, |
| Here, it is less and can support message sizes up to 64Kb. | Can support messages up to 1MB in size. |
| The storage queue is more costly than the Service Bus. | Service Bus is cheaper than Azure Storage Queue. |
| Here, you must pay $0.07/GB/Month as the storage cost. | You don’t need to pay any additional storage costs. |
| Supports an unlimited number of queues/namespace. | Here it is 10,000 queues/namespace. |
| Doesn’t support batch operation while sending the message or requests. | Service Bus supports the batch operation. |
| No support for Message auto-forwarding. | It supports Message auto-forwarding. |
| 30 Seconds is the default lock duration. | 60 Seconds is the default lock duration. |
| Delivery guarantee is at least once. | Here, the Delivery guarantee is at least once and At-Most-Once. |
| The message live time is 7 days max. | No limit. |
| It supports transaction log (Server-side) | No support |
| Azure Storage Queue supports Purge queue. | The Purge queue is not supported here. |
| No support for Message groups. | Service Bus supports Message groups. |
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Wrapping Up
Well, We discussed the key differences between Azure Queue vs Service Bus, now you can decide whether to use Azure Storage Queue or Azure Service Bus Queue based on your Application requirements. Thanks for reading this article !!!
I am Rajkishore, and I am a Microsoft Certified IT Consultant. I have over 14 years of experience in Microsoft Azure and AWS, with good experience in Azure Functions, Storage, Virtual Machines, Logic Apps, PowerShell Commands, CLI Commands, Machine Learning, AI, Azure Cognitive Services, DevOps, etc. Not only that, I do have good real-time experience in designing and developing cloud-native data integrations on Azure or AWS, etc. I hope you will learn from these practical Azure tutorials. Read more.
