If you are looking for the power of a smartphone with the optional slide-out QWERTY keyboard the new Motorola Photon Q 4G LTE for Sprint should suit your needs.

Release Date: Sunday August 19, 2012
Carrier: Sprint
Retail Price: $549.99
Phone Price: $199.99 after instant savings and with 2-yr. agreement
Hot Features: Sprint ID, 1.5GHz dual-core processor, 1 GB RAM, Google Android 4.0, slide-out QWERTY, and this smartphone "meets the highest level of environmental performance established by UL Environment".