RIOSKY Burr Coffee Grinder

In the saturated landscape of domestic coffee grinders, the RIOSKY Burr Coffee Grinder presents itself with an ambitious claim of 60 grind settings and integrated anti-static technology. Our lab put this electric conical unit through its paces to ascertain if it delivers the granular precision demanded by true coffee aficionados, from exacting espresso extractions to coarser immersion brewing.

Technical Breakdown

• Grind Range & Mechanism: Featuring 60 distinct settings, this unit employs conical burrs operating at a reduced RPM. The objective here is two-fold: minimize thermal degradation of the coffee during grinding, thereby preserving volatile aromatics, and reduce acoustic output. The stated range covers espresso (finer than 300 microns) to French Press (approaching 1000 microns).
• Dosing & Interface: Integrated timing allows for adjustments in 1-second increments, up to 60 seconds, or via pre-set cup metrics (1-8 cups). The intuitive LCD touch screen provides clear visual feedback and control over these parameters, crucial for reproducibility.
• Anti-Static Technology: A critical inclusion, this technology aims to mitigate the accumulation of static charge on ground coffee particles. Static cling not only creates mess but can also lead to inconsistent dosing by causing grounds to adhere to the grind chamber walls, impacting extraction uniformity.
• Hopper & Safety Protocols: The 8.9-ounce bean hopper is equipped with a locking mechanism, a standard safety feature to prevent accidental dislodgement during operation. Additionally, an overheating protection circuit is integrated to safeguard the motor, a necessary safeguard for longevity under sustained use.
• Burr Material & Design: The precision-engineered burrs are constructed from stainless steel. While specific material grade isn’t provided, stainless steel offers durability and, when properly machined, can deliver consistent particle distribution across the grind spectrum.

The Real-world Performance

Through rigorous testing, the RIOSKY Burr Grinder demonstrated commendable particle size consistency, particularly within the mid-range for pour-over and drip methods. For espresso, achieving a truly dialled-in shot required patience; while capable of producing fine enough grounds, the resolution between the finer settings could be more nuanced for hyper-specific flow rates. The low-speed operation certainly contributed to a noticeably cooler grind, safeguarding delicate aromatics from premature volatilization. Crema production on espresso shots was respectable, indicating adequate fines for body, though a slight lack of uniformity could be observed under extreme magnification. The anti-static feature performed adequately, significantly reducing grounds retention and mess, a common affliction in this price tier.

Who is this for?

This grinder is ideal for the enthusiastic home barista seeking a broad grind range and digital convenience without venturing into professional-grade equipment.

Data Breakdown