The new HTC Desire S doesn't come with a huge amount of upgraded specs over the original Desire.
What you do have, though, is a 1GHz Qualcomm MSM8255 processor which was seen first on the HTC Desire HD, but the first time it has been in a smaller phone.
Other features include: a WVGA (800x480) LCD panel, a front facing camera (VGA) for video chatting, a 5MP camera with 720p shooting and the whole thing is built on Gingerbread.
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The HTC ChaCha, ridiculous moniker aside, is a QWERTY portrait device with a 2.6-inch capacitive touchscreen with HVGA (480x320) resolution stuffed in.
The Wildfire S will continue in the budget theme while adding some decent new tech to the package.
The resolution has been more than doubled from QVGA, which did look a bit low res on the old Wildfire, to a more palatable 3.2-inch HVGA screen.
Three hasn't announced tariffs for any of the device or when they will be arriving, all it is saying is that they are "coming soon".