One such knock off features a 4.8″ 1280 x 720 display (not SAMOLED), an 8-megapixel rear camera, 1.3-megapixel front facing camera, 1.2GHz dual-core MT6577 processor, 1GB of RAM, 16GB of internal storage, Android 4.0 Ice Cream Sandwich, dual SIM card slots, and a 2,500mAh battery. The phone even comes with an imitation box and weighs lighter than the original S3! It costs about $272 from Chinaecarts.com.
For people who just want a nice look Android phone that doesn’t cost too much, this knockoff seems like a viable option. However there’s no telling how long these things will last or how reliable they are. But if you’re interested in picking one up head here.