As the D-Day for the launch of the new iPhones draws closer, more trade-in offers emerge. Many stores offer to upgrade the iPhone 4 and 4S to the newer iPhone 5. Customers will have to make a choice of either trading in their old smart phones for the new ones or hang on to them till the rumoured Sept 10 launch.

Best Buy is offering a steep discount of up to 50 % on the new iPhone 5 to those who are willing to trade in their working iPhone 4 or 4S. The smart phone comes with a two year agreement. The offer however is valid only between Aug 30 and Sept 2. The offer is not valid for the 64GB version of the iPhone 5.

The amount of discount a consumer gets varies, depending on the model and condition of their older smart phone.

The market has been flushed with trade in deals in anticipation of the impending launch of the new Apple smart phones.

The iPhone 5 has a 4 inch display with 1136 x 640 resolution and 326 pixel density. It comes in 16GB, 32GB and 64GB variations. It has a 1.3 GHz dual core processor, Apple A-6 chip and 1 GB RAM. It runs on the iOS 6 operating system.

It comes equipped with an 8MP primary camera and a 1.2 MP secondary camera. The primary camera comes with 3264 x 2448 pixels, it has auto focus and LED flash.

The phone has a non removable Li-Po 1440 mAh battery. The battery provides up to 8 hours of talk time and up to 40 hours of music play time.

Customers who wish to sample the next generation iPhone 6 will have to wait a little longer. The Sept 10 event is rumoured to focus on the launch of iPhone 5S and iPhone 5C. There have been consistent rumours and image and video leaks of the two phones. The 5S is said to be the next flagship phone of Apple.

In the mean time customers can look for the best deals in the market to upgrade their iPhone 4 and 4S to a new iPhone 5.