The FreshRoast SR500 Automatic Coffee Bean Roaster, Gene Cafe CBR-101 Home Coffee Roaster and the Behmor 1600 Plus Customizable Drum Coffee Roaster are highly-rated coffee roasting machines. Each of these coffee roasters has at least a 3.8-star rating, according to Amazon.com.
The FreshRoast SR500 Automatic Coffee Bean Roaster has a four-star rating. It has variable fan convection control to guarantee efficient circulation, automatic operation with a digital time display, three temperature settings, a speed roast fluid motion system and roasts beans for 20 cups of coffee in under 10 minutes.
The Gene Cafe CBR-101 Home Coffee Roaster has a 4.1-star rating. It has adjustable time and temperature, 3D off-axis rotation that guarantees even roast and roasts about 250 grams of green coffee beans in around 15 minutes.
The Behmor 1600 Plus Customizable Drum Coffee Roaster has a 3.8-star rating. It has a one-pound capacity, five customizable settings, manual roasting override, quartz roasting elements that are controlled by a thermostat and a variable speed rotating roasting drum.