A myriad of rumors and predictions are surrounding the upcoming smartphones of US tech giant Apple.

Rumor has it that the next generations of iPhones, dubbed as iPhone 6 and iPhone 5S, will be released in either late August or mid-September.

There is another rumour that claimed that the company will release its highly anticipated iPhone 6 on Labor Day in the United States. Some sources say that iPhone 6 release date can come as early as the end of August or Labor Day, which is on September 2.

Reports claimed that the next iPhone will be released on September 20. According to Forbes, the iOS 7 will be officially released on September 18 and will be followed by a new hardware from Apple, which is usually the new iPhone.

Rumour has it that Apple's iPhone 6 will be powered by A7 quad core processor, which claimed to be faster than the previous processor. The processor will be paired with iOS 7 operating system, which is packed with new and better features.

Apple may have planned to bump the storage capacity of its smartphones. iPhone 6 is said to be coming in 16GB, 32GB, 64GB, 128GB variants.

Concept images claimed that iPhone 6 will be packed with security features. It is reported that Apple is planning to include a fingerprint sensor in Apple devices for added security. Moreover, a new approved patent from Apple will enable users to operate their devices with mere scratches or tap gesturing.

The patent discusses acoustic input devices and basically means that iOS devices could also be used with sound inputs that would be transmitted via the casing that would then correspond with certain functions.

Lastly, a new concept of iPhone is making the rounds showing the device capable of wireless charging. One of the most common complaints with Apple devices like iPhone is the fast depleting battery. However, with wireless charging, users will enjoy longer battery life.

However, Apple has not yet confirmed any of the aforementioned rumours stated above.

Below are the top five features that most loved by consumers from iPhone 6, 5S concepts.

1. Edge-to-Edge Display - A render of iPhone 6 and 5S showed a revolutionary edge-to-edge screen display. This new edge-to-edge display would allow Apple to increase the size of the iPhone 6 display without dramatically increasing the size of the iPhone.

2. Waterproof and Scratchproof - Waterproof and scratchproof smartphones are no longer new. However, it could be the first for Apple and iPhone.

3. 3D Camera - A mock-up of iPhone 6, iPhone 5S from RedmondPie comes with a 3D rear camera technology, which could be a selling point of the device.

4. 5.7-Inch Screen Display - A new concept image emerged not so long ago showing a phablet-size iPhone. This sparked the rumors that Apple will release a tablet-smartphone hybrid in order to battle head-on with Samsung's Galaxy Note series.

5. Touchpad Home Button - During the WorldWide Developers' Conference where the iOS 7 was introduced, Apple showed off an iPhone in its slideshows. The photos showed iPhone that has removed the home button. Thus, it is speculated that the next iPhone will come with a touchpad home button.

MUST READ: iPhone 6, iPhone 5S Release Date Either in Late August or September?