How to Properly Maintain Coffee Espresso Machines There are a few things to remember when choosing an espresso machine. Depending on your preferences and budget, there are a variety of choices available to you. discount espresso machines machines let you manage important aspects like pressure and temperature. Some models even have a dual boiler, so you can steam milk and brew coffee concurrently. Cost The purchase of a coffee or espresso machine can be expensive however the convenience of making your own delicious espresso and other special drinks will likely pay off. You will not only save money, but you will also avoid the long lines at a café and cut down on time and gas. Espresso machines are available in different sizes and shapes, Coffeee depending on the degree of automation. Some models feature an electric pump that handles the majority of the work.