Differences Between Versions 4.x and 5.x

Last updated:2026-01-23 17:09:48

Differences Between Versions 4.x and 5.x

Last updated: 2026-01-23 17:09:48

TDMQ for RocketMQ 5.x launched by Tencent Cloud is a next-generation message queue product based on Apache RocketMQ 5.x. It draws on the architectural and technological innovations of the community and Tencent Cloud's proven expertise in large-scale message queue Ops over the years. It is primarily tailored to online business message scenarios, boasting low latency, high availability, high reliability, and scalability. Compared with TDMQ for RocketMQ 4.x of Tencent Cloud and self-built open-source cluster products, TDMQ for RocketMQ 5.x has the following strengths:
Comparison Item
TDMQ for RocketMQ 5.x Series
TDMQ for RocketMQ 4.x Series
Self-built Open-Source RocketMQ 4.x
SDK compatibility
Compatible with SDKs of Apache RocketMQ 4.x and 5.x.
Compatible with Apache RocketMQ 4.x SDK.
Compatible with Apache RocketMQ 4.x SDK.
Overall architecture
An architecture that separates compute and storage. Compute resources and storage pools can be automatically or manually scaled out in response to traffic demands.
An architecture that integrates compute with storage.
An architecture that integrates compute with storage for most products.
Storage elasticity
Storage pools with no quota limit are provided and are charged based on the actual usage.
Storage pools that are charged based on quotas are provided. The storage capacity is limited.
No resource pool.
Computing elasticity
Automated elasticity. The elastic TPS feature is provided for the Pro and Platinum editions.
Online horizontal or vertical scale-out.
Scale-out must be performed by the Ops personnel manually.
Monitoring metric
More than 100 monitoring metrics that are not available in the RocketMQ open-source community are provided. More metrics at the topic and group levels are available.
More than 50 monitoring metrics that are not available in the RocketMQ open-source community are provided.
External monitoring metrics built by customers are generally used.
Ops difficulty
Ops-free; automatic scaling is supported.
Ops-free; manual scaling is supported.
Ops is conducted via command-line operations, which is complex and costly and requires a high level of professional knowledge.
Billing mode
Billing is based on product specifications, traffic bandwidth, and actual storage usage. The overall costs can be reduced by 30%.
Billing is based on the machine and disk specifications or the number of API calls.
Billing is based on the occupied resources.
Usage cost
The product is an out-of-the-box service and provides support from a professional Ops team.
The product is an out-of-the-box service and provides support from a professional Ops team.
Ops is conducted by customers.
Enhanced feature
Out-of-the-box advanced features such as message tracing and diagnostic capabilities are provided. The product is undergoing rapid iterations to provide more new features.
Out-of-the-box advanced features such as message tracing, the grayscale capability, and diagnostic capability are provided.
Customers need to develop advanced features by themselves, which requires a high level of professional knowledge. The code maintenance is challenging due to differences from community standards.
Disaster recovery capability
Out-of-the-box disaster recovery capabilities are provided. By default, cross-availabilty zone (AZ) disaster recovery is adopted. Consulting services and solutions for cross-region disaster recovery, multi-site active-active, and unitized deployment are also provided.
Out-of-the-box disaster recovery capabilities are provided. By default, cross-AZ disaster recovery is adopted. Consulting services for cross-region disaster recovery and multi-site active-active are also provided.
﻿
Customers need to implement disaster recovery capabilities by themselves, which requires a high level of professional knowledge about message queues.
SLA guarantee
Enterprise-level SLA guarantee provided:
Service availability of 99.99%
Storage reliability of 99.9999999% (nine nines)
Enterprise-level SLA guarantee provided:
Service availability of 99.99%
Storage reliability of 99.9999999% (nine nines)
Customers need to implement disaster recovery capabilities by themselves, which requires a high level of professional knowledge about message queues.
Business support
24/7 support from the expert team of TDMQ for RocketMQ is provided, with additional guidance and other technical assistance services provided for Platinum Edition users.
24/7 support from the expert team of TDMQ for RocketMQ is provided.
Internal support.
﻿

Was this page helpful?

You can also Contact Sales or Submit a Ticket for help.

Yes

Feedback

Comparison Item	TDMQ for RocketMQ 5.x Series	TDMQ for RocketMQ 4.x Series	Self-built Open-Source RocketMQ 4.x
SDK compatibility	Compatible with SDKs of Apache RocketMQ 4.x and 5.x.	Compatible with Apache RocketMQ 4.x SDK.	Compatible with Apache RocketMQ 4.x SDK.
Overall architecture	An architecture that separates compute and storage. Compute resources and storage pools can be automatically or manually scaled out in response to traffic demands.	An architecture that integrates compute with storage.	An architecture that integrates compute with storage for most products.
Storage elasticity	Storage pools with no quota limit are provided and are charged based on the actual usage.	Storage pools that are charged based on quotas are provided. The storage capacity is limited.	No resource pool.
Computing elasticity	Automated elasticity. The elastic TPS feature is provided for the Pro and Platinum editions.	Online horizontal or vertical scale-out.	Scale-out must be performed by the Ops personnel manually.
Monitoring metric	More than 100 monitoring metrics that are not available in the RocketMQ open-source community are provided. More metrics at the topic and group levels are available.	More than 50 monitoring metrics that are not available in the RocketMQ open-source community are provided.	External monitoring metrics built by customers are generally used.
Ops difficulty	Ops-free; automatic scaling is supported.	Ops-free; manual scaling is supported.	Ops is conducted via command-line operations, which is complex and costly and requires a high level of professional knowledge.
Billing mode	Billing is based on product specifications, traffic bandwidth, and actual storage usage. The overall costs can be reduced by 30%.	Billing is based on the machine and disk specifications or the number of API calls.	Billing is based on the occupied resources.
Usage cost	The product is an out-of-the-box service and provides support from a professional Ops team.	The product is an out-of-the-box service and provides support from a professional Ops team.	Ops is conducted by customers.
Enhanced feature	Out-of-the-box advanced features such as message tracing and diagnostic capabilities are provided. The product is undergoing rapid iterations to provide more new features.	Out-of-the-box advanced features such as message tracing, the grayscale capability, and diagnostic capability are provided.	Customers need to develop advanced features by themselves, which requires a high level of professional knowledge. The code maintenance is challenging due to differences from community standards.
Disaster recovery capability	Out-of-the-box disaster recovery capabilities are provided. By default, cross-availabilty zone (AZ) disaster recovery is adopted. Consulting services and solutions for cross-region disaster recovery, multi-site active-active, and unitized deployment are also provided.	Out-of-the-box disaster recovery capabilities are provided. By default, cross-AZ disaster recovery is adopted. Consulting services for cross-region disaster recovery and multi-site active-active are also provided.	Customers need to implement disaster recovery capabilities by themselves, which requires a high level of professional knowledge about message queues.
SLA guarantee	Enterprise-level SLA guarantee provided: Service availability of 99.99% Storage reliability of 99.9999999% (nine nines)	Enterprise-level SLA guarantee provided: Service availability of 99.99% Storage reliability of 99.9999999% (nine nines)	Customers need to implement disaster recovery capabilities by themselves, which requires a high level of professional knowledge about message queues.
Business support	24/7 support from the expert team of TDMQ for RocketMQ is provided, with additional guidance and other technical assistance services provided for Platinum Edition users.	24/7 support from the expert team of TDMQ for RocketMQ is provided.	Internal support.

tencent cloud