The Samsung Galaxy S III and the Sony Xperia S may both run Android and share similar hardware, but they are two very unique devices in their own right.
Check out the following video comparison between them and find out which one stands out.
The Galaxy S III features a 4.8 inch Super AMOLED HD display, 8 megapixel intelligent camera in the rear which is capable of 1080p HD video capture, a secondary front facing camera which is capable of 720p HD video capture, up to 64GB of internal storage which can be expanded through microSD, and is powered by a quad core processor.
The Sony Xperia S features a 4.3 inch HD touch display, 32GB of internal storage, 12 megapixel camera and is powered by a 1.5GHz dual core processor 1GB of RAM.
You can read the detailed comparison between the Galaxy S III and the Xperia S on PhoneArena.