Asus ZenFone line
Not one, not two, but yes three ZenFone devices from Asus were announced during CES 2014. The ZenFone 4, 5, and 6 were all introduced and pricing was announced but no launch dates as of yet.
Release date: n/a
Price: ZenFone 4, 5, and 6 are all expected to launch at no contract prices of $99, $149 and $199, respectively.