Zebra Wood This is probably the most expensive hardwood floors in the world. It is an exotic wood with an appearance that resembles the striping of a zebra. The zebra wood was a favorite choice among the rich – it was used inside luxury cars such as Mercedes Benz, but also in Prada's flagship store in Manhattan.

Prime grade or AB-grade wood flooring is the highest quality of hardwood flooring that you can find. The wood in this grade has been carefully selected, and it features a minimal amount of natural defects like knots, sapwood, and grain irregularities.

Among domestic hardwood species, hickory tops the charts with an 1820 rating. Maple and white oak follow at 1450 and 1360. Not surprisingly, Dogwood uses hickory and white oak for the majority of its offering. You can also select from walnut and red oak, two other durable types of hardwood flooring.