Original sentence: Camera resolutions were increased to 1.23 megapixels for the V3i, and 2.0 megapixels for the V3x.Furthermore it had no storage expansion slot and a low camera resolution of 0.3 megapixels (Resolution: 640x480 pixels).It had only 5.5 MB of usable memory capacity, upgradeable to an absolute maximum of about 10 MB by modding the phone (see below for details).It was intended to be a low-selling "halo product" to promote the brand.The hinge mechanism was also reinforced.The newer models (V3i and V3x) addressed these issues by increasing memory capacity to 30.8 MB and 62.8 respectively.The original V3 was comparable (in functionality) to other cell phones when first released, but due to advancements in the cell phone industry, is now of relatively limited functionality
Edited sentence: Camera resolutions have been upgraded to 1.23 megapixels for the V3i, and 2.0 megapixels for the V3x.Furthermore it has no storage expansion slot and a low camera resolution of 0.3 megapixels (Resolution: 640x480 pixels).It has only 5.5 MB of usable memory capacity, upgradeable to an absolute maximum of about 10 MB by modding the phone (see below for details).The hinge mechanism has also been reinforced.The newer models (V3i and V3x) address these issues by increasing memory capacity to 30.8 MB and 62.8 respectively.The original V3 was a pinnacle of functionality when it was first released, but compared to recent advancements in the cell phone industry, is now of relatively limited functionality