It is a very precise article, and it doesn't tell the ful story (after all, I can't see a category for "fits nicely in the hand" or "which makes you look cooler" but it's an interesting approach. While the smartphone world currently seems obsessed with a comprehensive statistics battle expect more of this approach, putting aside criteria such as ease of use in favour of finding out which device shaves a few milliseconds off the touchscreen latency.
If you're looking for a bit more on the devices, here's our write up on the HTC Radar, and a quick video review of the Nokia Lumia 710.