Ask the Community

yes the XD sub compact mag will work in the XD defender The defender is just a no frills XD sub compact "The Defender Series version of the XD 3" Sub-compact is available at a deep discount because it doesn't come with any of the extras you probably don't need anyways"

Eric, yes Sir they are "Universal" i.e. cross compatible.

Eric, Yes all the SA XD magazines are interchangeable even in the newly introduced 'Defender" series.