Being an island, you will be able to find excellant seafood there. Remember to check the prices before committing, though most prices should still be far cheaper than what we usually pay.
There are bars aplenty, so if you are into a night of booze, you can head to the bars and be entertained and served by pretty hostesses.
With over fifty thousand rooms available, accommodation is definitely not an issue. Pick the suitable one for your visit. If you like nightlife, you should check out Chaweng and Lamai, if you want to enjoy some peace, choose hotels in Mae Nam or the South Coast.
Room rates for hotel in Koh Samui ranges from THB1200 onwards. Choose the one that suits your budget.