There are two kinds of 4G -- the FDD-LTE we use in the UK, and TDD-LTE, which is becoming more popular around the world.
We look at local pricing and some of the Aussie specific details in Samsung's new flagship phone and wearables range.
The wireless broadband access will be trialed in sections of Corpus Christi, Texas, but is expected to reach other markets down the road.
The G2 will be available exclusively to Optus when it arrives in November, and will work on Optus' new TDD-LTE 4G network.
Apple's new iPhones and iOS 7 are expected to be announced September 10 in San Francisco, with shipments of the products beginning around September 20.
Following news about Japan's release date for the iPhone 5S, a new rumor from China tries to peg that country's date for the iPhone 5S and 5C.
It's up to Apple now to top or debunk the flood of iPhone 5S rumors, but many of the rumors seem credible.
The new S4 will be able to switch between different variants of LTE technologies, a move welcomed by Optus.
Samsung has announced new Galaxy S4 handsets that will automatically switch between different 4G networks worldwide.
Apple plans two "lite" versions of its iPhone, codenamed "iPhone Zenvo" and "iPhone Zagato/Bertone," according to a report out of China.