This infographic shows on top 6 best smartphones of 2013. Apple iPhone 5S, samsung galaxy S4, Sony Xperia Z1, HTC one, Nokia Lumia 1020, google nexsus 5 are the smartphones listed as top 6 best smartphones of 2013 . The Samsung galaxy s4 has great processing speed of 1.6 GHz and PowerVR SGX 544MP3 is the GPU supported by the smartphone. It can run on all latest versions of android OS.
Source: maxabout.com