Samsung SGH-i570 is running on Symbian 9.1. It has a QWERTY keyboard on the slider. You can expect to have all the advance wireless technology like WiFi, HSDPA, EDGE and Bluetooth on this smartphone. By default it gives you a 160 MB memory storage space to keep your files, in case you need more storage space for your multimedia clips, microSD card slot can solve the problem easily.

With the support of HSDPA connection, it has a video call camera at the front for video calls. Another 2 megapixel camera can be accessed at the back when you slide up the slider phone. At 96 x 60 x 16 mm size and 123 grams, the phone is not the slimmest but you can’t complain much with all the integrated keyboard and wireless connections technology it has.

Sony Ericsson x1550 Smart is a UMTS/HSDPA/WIFI phone with 8.2 mega pixel camer(6x optical zoom),you can take tons of pictures and movie because have 2 x 32GB flash disk drive (SSD - solid state disk),miniSD/MMC slot.Runs with Intel sARM Core Duo 2x 1.88 Ghz,1 GB RAM,nVidia nMobile graphics chip (T&L, 64 unificated shaders, 128 MB RAM, full DX10 support),32 bit high resolution touchscreen.Other features mini USB,HDMI,firewire and bluetooth.
Powered by Microsoft Windows Vista SE Mobile 6.7 and includes:
- Internet Explorer 8
- Office Mobile 2007 (Excel, Word, Powerpoint, Publisher, Access)
- Live Mail 2.0
- Paint.NET
- Media Player 11
- DX10 games pack (includes 15 games)

O my good now you can see another Sony Ercsson W3i concept created by SE_cz over at esato.com.Anyways, this phone is of a slider form factor and seems to be thin.Runs with a huge display only 480×800,huge memory 16 GB and 256 MB RAM.It is a WIFI/UMTS/HSDPA/EDGE an also have a 5 mega pixel camera with xenon flash.

Yet another mobile phone watch made by the Chinese. This one looks alot better than the SMS M500 GSM Watchfone but it is still far from looking normal. Runs with a 2 mega pixel camera. Like all of these watch phones, using them requires a bluetooth headset. This watch phone comes in pink,green,yellow and blue colors.Via jampb

O2 will be making available the Cocoon clamshell handset in the UK in due time. This is a music cellphone, featuring MP3 playback as well as 2GB of internal memory that will be able to hold a fair amount of tunes.  Additional features include Bluetooth connectivity, a 2 megapixel camera, a built-in FM radio, calendar and clock functions, and HSDPA connection for speedy mobile Internet browsing.