Apple I Phone 4G
The iPhone 4 is a touchscreen smartphone developed by Apple. It is the fourth generation of iPhone, and successor to the iPhone 3GS. It is particularly marketed for video calling (marketed by Apple as FaceTime), consumption of media such as books and periodicals, movies, music, and games, and for general web and e-mail access. It was announced on June 7, 2010, at the WWDC 2010 held at the Moscone Center, San Francisco, and was released on June 24, 2010, in the United States, the United Kingdom, France, Germany and Japan.

Nokia Oro
Nokia has come up with Nokia Oro, the latest phone in the market. It is officially announced in may 2011 and it will be releasing around August-September of 2011. Nokia Oro appears to be the cousin of Nokia c7. It is a premium bran product that appears exclusive with 18-carat gold plating, a sapphire crystal and leather from one of Scotland’s finest Caledonian herds. Another interesting thing with this phone is that its is powered by Symbian anna operating system.

HTC Desire S
The HTC Desire S, also known as HTC Saga is a smartphone designed and manufactured by HTC Corporation that runs the Android 2.3.3 "Gingerbread" operating system. First announced at MWC 2011 on February 15, 2011, HTC released the Desire S in the second quarter of 2011

HTC Salsa
Rumours of a true Facebook phone have been bandied around for ages, but last year Mark Zuckerberg put paid to the idea when he announced the company would never make a Facebook phone. However, it turns out he was being somewhat economical with the truth. While Facebook itself hasn't released a phone, it has let other companies create them, and the first to hit our test bench is the HTC Salsa.

Nokia X7-00
The Nokia X7-00 is a Symbian^3 Smartphone from the Nokia Xseries. It is the first Xseries phone with Nokia's Symbian^3 platform. It is also the successor to X6-00, which was the previous multimedia touchscreen phone, with similar features and specifications in the series.
Nokia X6

The Nokia X6 is a music-oriented capacitive touchscreen smartphone and portable entertainment device by Nokia. It was announced in early September 2009 during Nokia World 2009 in Germany.
