I like the 4 tables they can be moved when you have a party and that space needs a large table so they work nicely > IMO the layout of the space is a bit odd since the seats facing the TV do not look comfy for TV watching but maybe the TV is not important to you.

There is so much space, a coffee table is a fantastic idea, and an end table is the best alternative in congested places.

I like your couch color! How about a light driftwood color for tables? Not grey, but a bleached/distressed look? OR white marble with bronze features for non wood. Add some arm/side chairs. Also, suggest pulling couch away from wall so not touching - helps bring room together.

I am looking for a new coffee tabel and side table for this space, Here ar the latest contenters. Here is my room