Differences Between American vs European Roulette - PokerNews

There is one main difference between European roulette and American roulette. The latter 0锔忊儯 has 38 pockets and two zeros  0 and 00  whereas in European roulette, the wheel has 0锔忊儯 37 pockets and just one zero. The sequence of the numbers on a European roulette wheel is also different.

European roulette: 0锔忊儯 What is it and how does it work? - The Telegraph

What is American roulette? The American roulette wheel has some 0锔忊儯 key differences to the standard wheel you see throughout casinos in Europe and the UK, with 38 numbers (1 to 0锔忊儯 36 plus 0 and 00). Numbers from 1 to 36 are alternately coloured red and black, while the single zero 0锔忊儯 and the double zero are marked in green.

American roulette: What is it and how does it work? - The Telegraph