Mercury Q7 is the large 6.5 smartphone from iconBIT, which sports a Cortex A7 MTK-6589 Turbo processor clocked at 1.5GHz, PowerVR SGX 544MP GPU, 1GB of DDR3 memory, 8GB of NAND Flash for applications (with expansion up to 32GB via microSDHC) and a 13MP camera. The offered Android revision is 4.2.1 and for having longer standby times the manufacturer has also packed a large 2800mAh Li-ion battery."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips