Does Espresso Coffee Have Less Caffeine Than Regular Coffee?

Yes,... And No... Technically, the longer the bean is roasted, the less caffeine content... But espresso is generally consumed at a much higher concentration then "regular" coffee... So the caffeine content depends on how strong your coffee is... If you're just wanting to use an espresso blend in your regular coffee maker, you won't notice a difference in caffeine content.

Yes you are right that Espresso has less amount of caffeine as compared to regular coffee and this is the reason you will find difference between Espresso and regular coffee so that you can use it in regular way.

Expresso coffee is just about the same as regular, but decafe is the best

Method that seems