Drip Coffee Was My First Taste of Adulthood. The Ratio Four Brewer Offers It Pure

The Ratio Four is a drip-coffee machine focused on smaller batches. That means it fulfils a valuable niche in the market, meaning it’s perfect for anyone who’s only likely to want a few cups of coffee ...

I’ve made no secret about my love for coffee makers from the Portland-based company Ratio, ever since it came out with the Ratio Eight model a decade ago. Two of WIRED’s favorite drip coffee makers on ...

I test a lot of coffee machines. Like, a lot of them. The Ratio Four is the small-batch brewer I use to try new kinds of coffee. Coffee is the original office biohack and the nation’s most popular ...

Yahoo: Quit Eyeballing Your Coffee. Professionals Use the 'Golden Ratio' to Brew

Wired: I Got a Sneak Peek of the Ratio Eight Series 2 Coffee Maker. Lord, It’s Beautiful

I Got a Sneak Peek of the Ratio Eight Series 2 Coffee Maker. Lord, It’s Beautiful

Yahoo: The Water Ratio Dunkin' Uses For The Perfect Cup Of Coffee

CNET: Quit Eyeballing Your Coffee. Professionals Use the 'Golden Ratio' to Brew

AOL: Is the 'Golden Ratio' Really the Best Way to Brew Coffee? I Asked an Expert

Is the 'Golden Ratio' Really the Best Way to Brew Coffee? I Asked an Expert

CNET: The Secret to Perfect Coffee Every Time? It's Called the 'Golden Ratio'