Conventional wisdom states that the richer the country, the more expensive it is to visit. Plus if you want to splash out - or budget - then there are always options to do so.
Likewise a stag do in London offers a wide variety of clubs and bars to get happy in. Yellow subway train in Berlin.
Berlin is a fairly large and sprawling city compared with Prague. The former is home to over 3 million people and is London takes the biscuit with a population of 8 million and growing - and its tube system is famously labyrinthine and hard to navigate. In Berlin if you want to use the U-Bahn for 24 hours it will cost around 4.
Unlike in London, continental cities in Europe retain something of a local and regional culture. But sticking to street food there are also delicious pancakes Bramboraky, which are a perfect snack before hitting the beers. A meal in an averagely inexpensive menu in Berlin, comes to around euros.
And if you want a curry wurst it will, on average, come to around 2 euros. London has a varied nightlife with places to have it large in all over - from craft beer pubs in the East End for the creative set, to more grimy locations in South London.
