How much do things cost in Istanbul and London? London Istanbul 3 course meal for 2£50.00£16.49 Coke/Pepsi (0.33 litre)£1.17£0.66 Bottle of beer (imported beer)£1.75£1.72 Pair of jeans£61.30£37.90 Loaf of white bread£1.04£0.38 source