What’s the difference between a lanai, patio, and porch? A lanai is a covered room that shares one wall with the home and features another wall open to the outdoor space.

Differences Between a Lanai, Patio, and Porch A lanai, patio, porch, or veranda often share similar functions. "The difference between a lanai, patio, and porch is vague at best," says Pharis.

Particularly if you have glass patio doors leading out onto the lanai or large windows looking toward it, you want everything to blend together. “It’s another extension of the house,” says ...