Small but Mighty

Pour-Over Precision Without the Fuss

The Ratio Four Coffee Machine is the sleekest member of the Ratio lineup, designed for the single-serve specialist who refuses to compromise. Enjoy legendary aviation coffee with specialty air-roasted beans from Rockwall in the comfort of your own home.

Introducing the Ratio Four Coffee Machine

Space-Saving Design

This space-saving machine brings handcrafted pour-over flavor with one-button simplicity—producing between 5–20 oz. of world-class coffee in under 4 minutes. Watch it brew and savor the aroma as the coffee magically fills your cup.

Legendary Aviation Coffee

Brew Like a Barista

Inspired by barista technique but engineered for everyday use, the Ratio Four automates the bloom and brew cycle using optimal temperature and water flow, giving you café-level results every time. No more compromising on quality with this high-tech specialty coffee brewer.

Specialty Air-Roasted Beans

Made Beautifully Simple

No pods, no plastic waste—just incredible coffee made beautifully simple with the Ratio Four Coffee Machine. The air-roasted beans from Rockwall ensure a rich, aromatic flavor that will elevate your coffee experience to new heights.

Watch It Brew:

Perfect For:

Small kitchens, high-end pour-over enthusiasts, or anyone tired of overpriced pods and underwhelming flavor.

Café-Level Results

Experience the magic of the pour-over process as the Ratio Four Coffee Machine delivers an initial bloom to degas fresh grounds, pauses, then finishes the pour-over cycle for optimal extraction and flavor clarity. Sit back, relax, and enjoy your perfectly brewed cup of coffee.