Wooden chairs, finished with a luxuriously quilted seat cushions, not only look pretty, they are fantastically comfortable as well, making them ideal for both formal and informal dining. The only aspect to be very careful about is the fabric covering the pads, as it will need to be washable. Nobody wants to deal with pesky pesto stains or tomato marks, long-term and family homes always seem to encounter spills.
Round tables are an important aesthetic option, with some clear advantages. They are more welcoming, versatile, social and less annoying for diners: the legs are less uncomfortable and because there are no corners, we can avoid painful encounters. However, they require a very special space and are not suitable for crowded parties.