Sony Xperia Z

 
The Sony Xperia Z is a touchscreen enabled,[3] full HD Android flagship high-end smartphone designed, developed, and marketed by Sony Mobile.
The phone was announced by Sony at CES 2013 and was released in February 2013. The Xperia Z runs the Android 4.1.2 (Jelly Bean) software. The smartphone has Ingress Protection Ratings of IP55 and IP57, making it dust protected, water-jet protected, and waterproof in up to one meter of water for up to thirty minutes, and features a 13.1MP Exmor RS camera sensor as well as a full HD (1080p) display, encompassed in Sony's Industrial 'Omni-Balance' Design. A cheaper variant called the Sony Xperia ZL uses the same hardware as the Xperia Z, but sacrifices water resistance for a smaller frame.

Apple iPhone 5

The iPhone 5 is a touchscreen-based smartphone developed by Apple Inc.. It is the sixth generation of the iPhone and succeeds theiPhone 4S. The phone is a slimmer, lighter model that introduces a higher-resolution, 4-inch screen to the series with 16:9 widescreenaspect ratio. The phone also includes a custom-designed ARMv7 processor called the Apple A6, an update to Apple's mobile operating system known as iOS 6, and support for LTE.

BlackBerry Z10

The BlackBerry Z10 uses the new blackberry 10 mobile operating system. The user interface of BB 10 is based on the concept of direct manipulation, using multi-touch gestures. Interaction with the OS includes gestures such as swipe, tap, pinch, and reverse pinch, all of which have specific definitions within the context of the BB10 operating system and its multi-touch interface.
The Z10 comes pre-loaded with: BlackBerry Hub, Contacts, BlackBerry Browser, BlackBerry Calendar, BBM, Text Messages,BlackBerry World, BlackBerry Remember, Docs To Go, Pictures, Music, Videos, Story Maker, Facebook, Twitter, LinkedIn,Foursquare, BlackBerry Maps, Games, YouTube, Voice Control, Weather, Clock, Calculator, Compass, File Manager, Box,BlackBerry Connect for Dropbox, Print To Go, Smart Tags, Settings, Android Runtime, Adobe Reader, Phone, Camera/Video Camera/Time Shift, Setup, Help, SIM Toolkit, Search.
The phone has a mobile hotspot functionality, which supports up to 8 devices, sharing its internet connection. It accesses the Blackberry world, an online application distribution platform for the BlackBerry OS. The service allows users to browse and download applications, games, music, videos from the BlackBerry World store.
The touchscreen keyboard provides an advanced typing experience. It learns the user's writing style and suggests words to help the user type faster, more accurately and with the least amount of effort.
"The BlackBerry Z10 has an 8 megapixel camera on the back with autofocus and LED flash capable of shooting 1080p video, while there's a 2 megapixel camera on the front that shoots video at 720p". A unique feature in the Z10's camera app is TimeShift. "BlackBerry has been showing it off for a while, and it lets users dial back the time on certain pictures so that people aren't making less-than-ideal faces in it (like blinking mid-shot)."
The Z10 has Voice Control, that allows the user to operate the phone by spoken commands. Voice Control recognizes natural speech patterns, so that the user can talk naturally and always be understood. It can be used to send messages, compose emails, dictate documents, and search the phone just by speaking to the app.

Samsung Galaxy S III

 
The Samsung Galaxy S III is a multi-touch, slate-format smartphone running the Andriod operating system. It is designed, developed, and marketed by the South Korean company Samsung Electronics. It has additional software features, expanded hardware, and a redesigned physique from its predecessor, the Samsung Galaxy S II. The S III employs an intelligent personal assistant (S Voice), eye-tracking ability, increased storage, and a wireless charging option. Depending on country, the 4.8-inch (120 mm) smartphone comes with different processors and RAM capacity, and 4G LTE support.The device was launched with Android 4.0.4 "Ice Cream sandwich", and can be updated to Android 4.1 "Jelly Bean". The phone's successor, the Samsung Galaxy S4 was announced on March 14, 2013; for an April 2013 release.

Nokia Lumia 920

Nokia Lumia 920 is a smartphone developed by Nokia that runs the Windows phone 8 operarting system.It was announced on September 5, 2012, and was first released on November 2, 2012. It has a 1.5 GHz dual-core Qualcomm Krait CPU and a 114 mm (4.5″) IPS TFT LCD display, as well as a high-sensitivity capacitive touchscreen that is covered by curved Gorilla Glass. It supports inductive charging (it can be charged by being placed directly onto a charging pad) and is compatible with Qi Inductive Charging; further, it features an 8.7 megapixel Pure View camera with optical image stabilization for still images and videos. It comes with 32 GB internal storage, but has no card slot; hence it cannot be expanded with memory cards. Its touchscreen also can be used with the gloves worn by the user.