Tables for 8 are larger sized tables designed to host family dinners or to entertain guests. Generally, 24 inches is considered the space required to seat people comfortably at a dining table. This translates to a rectangular table at least 72 inches in length for an 8 seat table. For a square table for 8, each side would need to be at least 48 inches. A dining table with 8 chairs also requires a fairly good sized dining room to accommodate everyone in comfort. Dining sets for 8, 8 top table and 8 seat dining table all refer to a larger scale dining table for the home.