Espresso Machines Dual boiler
Rank 03
La Marzocco GS3
La Marzocco's flagship single-group machine for the home, built to commercial standards.
Why it is here
Specialist reviewers rate its temperature stability, steam power and commercial build, with the MP version adding manual pressure control; Serious Eats cites it as the most accurate machine it has used for automatic shot volume.
Who it is for
Serious enthusiasts with space and power for a commercial-grade single group.
Sources
- La Marzocco GS3 Review: Should You Get the AV or the MP?Compares the AV and MP versions for home use.
- The 7 Best Semi-Automatic Espresso Machines of 2026, Tested & ReviewedNamed the only machine the testers had used that is accurate enough for volumetric shots.
- GS3Supporting only: current brand product page (checked 23 October 2026).
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