Credit: Amazon.com
The Kindle family - DX is on the left, the old Kindle is in the center and the new Kindle is on the right.
Look familiar? Here is the original Kindle on the beach.
The original Kindle is 8-inches by 5.3-inches and has a 6-inch diagonal screen - although its body is bigger than the new Kindle.
The Kindle DX is 10.4-inches by 7.2-inches and has a 9.7-inch diagonal screen. It sells for $379.