Towards the end of 2011, Finnish phone makers Nokia announced a new Lumia phone range to comprise of the 710 and 800 models. Impressing with the new Windows Phone Mango OS with advances in camera technology from Carl Zeiss, it seemed that the company were upping their game against rival competition.

Shortly after this announcement, we then reported on news that a Lumia 610 would be arriving with the best of the bunch the 900 in tow. With the Mobile World Congress event in Barcelona kicking off today until the 3rd March, we wanted to update you with progress of the two mentioned above.

Now made official at the event, Nokia have publicly announced news of the Lumia 610 and global availability of its much bigger brother the Lumia 900. Running as we mentioned on Windows Phone 7.5 OS, the 3.7-inch 610 will rely on an 800MHz single core Snapdragon S1 processor, along with 256MB of RAM and 8GB of internal storage. Camera wise, the Lumia 610 packs a 5MP rear camera with auto-focus and as gsmarena.com reported an LED flash. Connectivity is possible via WiFi, Bluetooth 2.1 and GPS. Price wise, the 610 will be retailed at €189 and will be available in the usual black, white, magenta or even cyan.

As for the bigger and impressive 900, this will make its debut quarter 2 of this year, as will the 610. Along with global drive, markets for the 900 will include Rogers in Canada with an LTE and DCHSPA version with the handset becoming available in China. To tempt customers, Nokia will be introducing new and updated apps including the new news feed ‘Nokia Reading,’ which will be free!

For a price of €480, the Lumia 900 will be available in black, white and cyan.

A Nokia fan? Let us know if you have been holding out for either the 610 or 900? Perhaps you already have the 710 or 800 in which we would like to know how you are getting on?