
You are still very vague on proportional iOS 8foundation when
displayed on a large screen size of the iPhone 6? Come to the video below.

IPhone 6 is expected to debut on May 8 and 9, with many
innovative features, both in design and screen size (4.7 inch and 5.5 inch).
According to recent leaks, Apple only slightly upgraded screen resolution on
the iPhone 6, but not exceeding the threshold Full HD or 2K as a M8 flagship
model, Z2, Find 7A, LG G3. More specifically, the iPhone 6 will have a
resolution of 960x1704 pixels than the native resolution is 1136x640 pixels of
iPhone 5s.
To do this, Apple has launched the "3x the regime"
compared to the basic resolution of Apple (568 x 320 pixels), that mean, the
number of pixels is increased to 3 times on iPhone 6 screen, but still make
sure proportion: 16:9 on the iPhone 5/5s. Thus, developers can easily extend
the size of their applications, giving quick updates after the official launch
iPhone 6. Reportedly, the iPhone 6 with 4.7 inch size will have a pixel density
of 416 ppi, while the iPhone 6 will be less than 5.5 inches with 356ppi.

The source also revealed, iOS 8 interface will be expanded to
fit the larger screen size. Meanwhile, some native applications like Safari and
Apple Maps will also be calibrated to better support existing pixel density on
the iPhone 6.

(According PhoneArena.com)