Sony Company has currently upgraded the Xperia Z1 to run on Google’s Android 4.4.2 KiKat release. We have updated the review once again to disclose this.

This company was the first one to introduced a latest 2013 flagship mobile phone back in the month of March of previous year, along with the Sony Xperia Z a 5-inch model externally is very similar at the latest Sony Xperia Z1.

The HTC One and Samsung Galaxy S4 has been beat by the Xperia Z to market, equipped with a quad-core processor, 1080p display, 13MP camera on the back, 2GB of RAM, and this device is water and dust resistance. It was amazing.

However a latest Sony flagship reached in the autumn/ winter 2013 season, in the bigger, sleek shape of the Xperia Z1. Inside the device there is a more powerful processor, as well there is a much better with higher specs camera and metal chasis, however it is yet noticeably related to the older Z, both in design terms and the software it runs.

As well this is a premium model. This device is revealed past year for a stonking great £599 in the united kingdom, and as well its only been assumed by the all latest Xperia Z2 its yet a hugely costly device along with an unlocked price of approximately £479.

These two devices Xperia Z and Z1’s five inch screen display at full HD 1920 x 1080 resolution. Inside the important upgrades are covered inside, the Z1 is loaded with a faster Qualcomm Snapdragon 800 chipset which is clocked at 2.2 GHz and it comes along with 2GB RAM same as the Z.

As well there is an upgraded aluminum chassis which round off the sharp edges of the Z in favor of a gentler, colder, metallic feel. The Z1 is equipped with 20.7MP camera sensor, in fact that is much bigger upgrade from Z came which is 13Megapixel camera.