Italian grinder company Mazzer made a splash at the HostMilano expo in Italy last month with a wave of products including additions to its grind-by-weight line, new accessories and an entirely new grinder called the Mazzer Ready.
(Read all of DCN’s HostMilano 2025 coverage.)
New grind-by-weight models include the first GBW version of the iconic Super Jolly, called the Super Jolly g, plus an upgraded Kony g that will replace the older Kony Sg. Grinders can be outfitted prior to shipping with the company’s new ZZ burrs, designed for lighter roasts.
The company said prices are not yet determined for the grinders, which will begin shipping to the U.S. next year.
Mazzer Ready
The 75-millimeter flat burr Mazzer Ready addresses fast-paced, high-volume commercial settings with a dual-chambered dosing unit. While one chamber dispenses a dose, the machine pre-grinds and holds the next shot in the alternate chamber.
Each chamber has a capacity of approximately 22 grams of espresso-fine ground coffee. The grinder can fill chambers with two identical doses or be programmed to grind different sizes into each. An optional magnet-based portafilter ID system can trigger the release of a particular dose into a designated portafilter.
In slower moments, the Ready can be set for on-demand grinding and dispensing straight into a portafilter.
Additional features include a new pre-breaker that steadies coffee flow into the grind chamber regardless of how full the 3.5-pound-capacity hopper is. A redesigned grind chamber is optimized for low retention, and its burrs spin at 1,400-1,600 rpm by a high-torque, 500-watt induction motor.
Super Jolly g and Kony g
Mazzer-designed asynchronous motors and newly higher throughput burrs are among the features that elevate both the Kony g and Super Jolly g above their previous iterations.
Like the recently released Mazzer Mini g, both new grind-by-weight machines also feature Mazzer’s Vibration Filtering Algorithm that maintains accurate, consistent doses despite vibrations that might otherwise cause fluctuations in its sensitive built-in scales. Mazzer’s new ZZ burrs can be installed as an option.
“The design of the burrs is conceived to reduce the compressive action of the burrs, in favor of a wider cutting surface,” Mazzer Vice President Luigi Mazzer told Daily Coffee News. “This translates into cleaner cups, with lighter body, pleasant sweetness and balanced acidity, and thus make the ZZ burrs more suitable for light-roasted coffees.”
The machines appeared at HostMilano alongside the Mini G, which debuted at the SCA Expo in Houston earlier this year.
Dosing Cup
Included as a standard accessory with all Mazzer grind-by-weight models is a brand new stainless-steel dosing cup. Featuring a textured exterior for easy grip and a top that fits onto 58-millimeter portafilter baskets for tidy grounds transfer, the dosing cup is magnetically centered. The mount is compatible with select newer Mini, Kony, Major, Robur, Kold and Super Jolly models.
The cup will also be available as an optional add-on with grind-by-time models and a la carte. The final U.S. price is still to be determined.
“We believe the grinder will be more and more the cornerstone of workflow, waste-reduction, automation and intentional impact on flavor,” Luigi Mazzer told DCN. “The pipeline of new projects is what excites me the most. Mazzer intends to grow and innovate in all segments of coffee grinding, whether in a home or commercial setup, from espresso to all brewing methods.”
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Howard Bryman
Howard Bryman is the associate editor of Daily Coffee News by Roast Magazine. He is based in Portland, Oregon.






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