Are there any new T mobile phones coming out? which is the best one currently available?

I have not got a good knowledge about the mobiles that are going to be launched by the T mobile but I know that which one is the best phones that are present in the market from the T mobile: Sony Ericsson Xperia Arc (T mobile): For this incredible mobile you have to pay $ 432 to $499. It is inbuilt with the 2.3 Android OS, It has got excellent camera power with 8.1 MP. Support lots of adavance apps. It has got the user memory of 320 MB. T-Mobile Tap U7519: It has got the features like 2 MP camera, touch screen, WCDMA and for this you will have to pay $ 64. T-Mobile Tap UMTS : for this you will have to pay $ 107 and it has got the features like WCDMA/GSm technology, 2 megapixel camera , touch screen which makes it good mobile for the average user. Hope these information comes good for you.