6" E Ink
The Kobo Aura is a "luxury e-reader" similar to the Aura HD, only smaller and with updated software. It's got a 6" E Ink display which features fast refresh rates (Kobo developed this together with E Ink) and new front light technology. The device is only 8.1 mm thick and weighs 172 grams and it's got a 1 Ghz CPU, 4GB of storage and a microSD slot.
The Aura is now available for pre-order for $150.