Walk into almost any living room and you will find the same mistake on the floor. A rug, marooned in the middle of the space, too small for the furniture around it, with a strip of bare floor between its edge and every sofa leg. It looks like a stamp on an envelope. It is the single most common styling error in homes, and once you see it you cannot unsee it.
The rug is too small. It is almost always too small. People buy the size that feels reasonable in the shop, where everything looks bigger, bring it home, and end up with a postage stamp anchoring nothing.
When in doubt, the rug is too small. It is basically always too small.
A rug has a job. It defines the seating area and pulls the furniture into a single group. A small rug does the opposite. It cuts the room into pieces and makes everything around it look like it is floating on bare floor. The fix is simple and it is almost always to go bigger than you think, then bigger again.
The reliable guide is the front legs rule. The rug should be large enough that at least the front legs of every major piece of furniture sit on it. That is the minimum. Better still, the whole seating group sits on the rug, all legs included, with the rug extending a little beyond the furniture on all sides. That is what makes a room feel grounded and intentional rather than scattered.
The Studio 5 Process
Title: Three Ways to Size a Rug Visual: Three top down diagrams of the same seating group. First, all furniture fully on the rug, the most generous and best for large rooms. Second, front legs on the rug, the reliable middle option. Third, the too small rug floating between the legs, marked with a cross. Caption: aim for one of the first two, never the third. :::
In a dining room the logic is different but the principle is the same, go large. The rug needs to be big enough that the chairs stay on it even when pulled out. A diner should not be tipping backward off the edge of the rug just to sit down. Measure the table, add at least 60cm on every side to account for the chairs, and that is your minimum, not your target.
A dining rug that the chairs fall off is worse than no rug at all. Measure the table, add 60cm on every side.
The reason people undersize is money. Bigger rugs cost more, so the budget quietly pulls you toward the smaller option, and the smaller option wrecks the room. If you have to choose between size and quality, a larger inexpensive rug will almost always look better than a smaller expensive one. Size beats quality here, which is rare in design, but true. A beautiful small rug is still a small rug, still floating, still cutting the room into pieces.
So measure properly, ignore the urge to save a little by going down a size, and put down a rug that actually does its job. The room will instantly look pulled together, and you will wonder why it ever felt slightly off before.