La Marzocco GB5 Review


The La Marzocco GB5 HG 2 Group espresso machine is a remarkable blend of European design and consistent espresso quality. This machine, designed by the legendary Piero Bambi, debuted in 2005 and has since become a standard in coffee shops worldwide, thanks to its PID-controlled temperature stability. The La Marzocco gb5, a product of La Marzocco's longstanding heritage, is crafted from the finest materials, reflecting the brand's historic excellence. It boasts a CPU board for unmatched temperature regulation, marrying elegant design with cutting-edge technology. 

The updated versions, GB5 S and X, introduced in 2021, maintain the machine's historic aesthetics while integrating modern technology. The GB5 is celebrated for its endurance and stability, especially during peak hours, making it ideal for high-volume cafes​.

Key Features of the La Marzocco GB5:

  • Dual Boiler: This allows for simultaneous espresso shot extraction and milk steaming, enhancing efficiency.
  • Dual PID Functionality: Offers precise control over both the brew and steam boiler temperatures, ensuring ultimate consistency.
  • Digital Display: Enables baristas to monitor and control shot timers, volume, and temperature.
  • Performance Touch Steam Wands: Double-walled and vacuum-sealed, these steam wands remain cool to the touch while delivering optimal temperature and pressure.
  • Auto Backflush: Simplifies cleaning and maintenance, which is vital for the machine's longevity.
  • Ruby Flow Restrictors: These reduce scale formation and erosion within the machine​.

Functionality Options:

  • Semi-Automatic (EE): Requires manual start and stop for each shot.
  • Auto-Volumetric (AV): Allows programming of shot time/volume.
  • Auto-Volumetric with Scales (ABR): Utilises La Marzocco’s Auto Brew Ratio technology for precise brewing by mass, volume, or ratio​.


La Marzocco GB5 2 Group Technical Specifications




Height (cm/in)

47,5 / 18,7

Width (cm/in)

75 / 29½

Depth (cm/in)

62,2 / 24½

Weight (kg/lbs)

62 / 136,7

Voltage (VAC)

200 single / 3 phase

220 single / 3 phase

380 3 phase

Wattage Elements


Optional Wattage Elements


Coffee Boiler Capacity (liters)


Steam Boiler Capacity (liters)



This machine also comes in larger forms such as the GB5 3 group and the GB5 4 group machines for those busier environments that require a higher output than what the 2 group can offer. 

Comparison with Other La Marzocco Machines:

  • La Marzocco Linea Classic: The Linea classic is a simpler, cheaper, no-frills machine, great for consistent coffee with fewer variables. However, it lacks multi-boiler temperature control and might struggle with extremely high-volume demands.
  • La Marzocco Linea PB: Known for its auto-volumetric programming and digital display, it's highly efficient for shops experiencing large rushes. It features dual boilers and an eco-mode for energy efficiency.
  • La Marzocco Strada and KB90: These models offer more advanced features like independent boiler groups and ergonomic designs, catering to shops with complex menus and high-efficiency needs​​.

Additional information about the GB5 2 Group:

  • Maintenance and Repairs: Simple repairs like replacing gaskets and screens can be done in-house. La Marzocco provides a comprehensive knowledge base for users.
  • Durability in Rush Hours: The GB5 maintains constant temperature stability, crucial during busy periods.
  • Drink Quality: Its dual-boiler architecture provides excellent thermal control, crucial for high-quality drink brewing.
  • Longevity: With proper care and barista training, the GB5 can deliver calibrated espresso shots for years​​.


The La Marzocco GB5 HG 2 Group stands out for its durability, temperature stability, and user-friendly features. The temperature stability with the dual PID controllers makes this machine incredibly unforgiving for new or inexperienced baristas.

It's an excellent choice for high-volume cafes, balancing traditional design with modern technology. While it excels in many aspects, comparing it with other La Marzocco models like the Linea Classic or PB can help determine the best fit based on specific cafe needs, such as volume, drink complexity, and barista training requirements.


Experience unparalleled espresso with La Marzocco gb5 - iconic design, precise temperature control, and unmatched quality for the perfect brew.

Buy a La Marzocco GB5 2 Group today