Question: what is the difference between the surface pro and the surface book?
Answer: One of the biggest differences between the Surface Pro 4 and the Surface Book lies in design. ... It's also not as deep and is thinner, coming in at 7.93-inches deep and 0.33-inches thick (201.42mm x 8.4mm) compared to the Surface Book's 12.3-inches (312.3mm) of depth.