What’s the Difference Between new Xhorse XSDM04EN and XSMQB1EN MQB Smart Key?

Many locksmiths are wondering about the difference between the new Xhorse XSDM04EN and the older XSMQB1EN MQB smart key.

The main difference is the key shell design. The new XSDM04EN features a slightly updated appearance compared to the XSMQB1EN, giving it a newer look.

However, the internal circuit board and key functions are basically the same. Both keys support the same MQB functions and provide stable performance for key programming and remote operation.

In short, the Xhorse XSMQB4EN Smart Remote is mainly a newer shell version of the Xhorse XSMQB1EN Smart Remote, while the hardware and functionality remain almost identical.

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