The ECM Classika PID Espresso Machine, is an espresso lovers dream machine for the home. ECM build quality combined with the E61 group and tempreture control from the PID gives this machine huge features for the money. We found during testing that the shot temperature consistency on the Classic was amongst the best. If the perfect espresso is your goal then this is the machine to aspire to. A PID with shot timer and the superb build quality is well worth the extra over other single boilers .