A full comparison between the Macbook Air 13" 256GB and the Samsung ATIV Book 9 Plus.br br The ATIV Book 9 Plus currently retails for US$1,399 and the Macbook Air 13" 256GB retails for US$1,299.br br The Macbook Air is by far the most popular ultrabook which offers great design and extensive storage at a lower price point. The Macbook Air 13" features the latest Wi-Fi AC with tests showing greater battery life.br br The Samsung ATIV Book 9 Plus is a revolutionary ultrabook featuring an amazing 3,200 X 1,800 touchscreen display, which makes the ATIV book 9 Plus stand out from the rest. It also offers greater ports while also being thinner than the Macbook Air 13in.