Pattaya Beach is not Thailand's most beautiful sand, but it is the strip that made the city. The bay, promenade, boats, malls, and constant movement show Pattaya exactly as it is: convenient, commercial, loud, and easy to use.
Come for orientation rather than escape. It is useful for a walk, sunset, or quick swim when conditions allow, but travellers seeking clear water and quiet should treat it as the city's front room and look farther out for the real beach day.