6. Sony Xperia Z3 Compact
Sales Percentage: 2.4%
When it comes to innovation in smartphones, Sony has always been a leader. The Xperia Z3 Compact may be smaller than the Xperia Z3 in size, but it is loaded with the same amount of features. With a 4.7-inch screen and 720p resolution. Z3 compact too offers a 20.7 rear and a 2.2MP front camera. However, the Operating System available with this model is Android 5.