Ratio Four Automatic Pour Over Coffee Maker – Precision Bloom Cycle & Adjustable Tank Design | Barsonist

Master single-origin expression and small-batch precision with this compact pour over brewer that delivers café-quality results through intelligent bloom cycles and temperature stability. Engineered Bloom Technology The Four executes a proper bloom phase—that critical first saturation that releases CO2 and prepares grounds for even extraction. This automated precision replicates what skilled baristas do manually, delivering the clarity and complexity that single-origin coffees demand. Adaptive Workspace Configuration Position the removable water tank on the left, right, or behind the machine to match your counter layout. This thoughtful design flexibility means the Four integrates into any kitchen without compromise, from galley-style prep areas to open-concept coffee bars. Commercial-Grade Construction in Compact Form At 11.5" tall and 7.5" wide, this brewer occupies minimal real estate while delivering maximum capability. Restaurant-tested components and five-year warranty coverage reflect build quality that transcends typical home equipment—this is professional performance engineered for daily ceremony. Precision Volume Control Brew between 5 and 20 ounces per cycle with consistent results across the range. Whether filling a travel mug for morning commute or crafting a single perfect cup for afternoon focus, the Four responds with the same temperature stability and extraction precision. Selected for its ability to bring manual pour over technique into automatic reliability, serving both the discerning morning routine and the exploratory weekend cupping session.