The power in capsule espresso machines shows how quickly the water can heat up for coffee creation.

It is the pressure exerted by the boiler on the coffee and is measured in bars.

2. The recommended values are from 9 to 15 bars for a rich and creamy espresso.

3. Pressure from 15 to 20 bars has negligible differences in performance.

The capacity shows how much water the device container can hold.

It is an integrated component of the device with which you can make milk froth for coffee.

The coffee maker has either a built-in or a standalone device that makes frothed milk. It is easier to use compared to the steam wand, which is used by more experienced users.