M&S is selling this TV for £2,349 albeit with 5 years warranty.
200hz motion flow (50hz to 200hz) and 1080p.
The description says that it is also cable ready, not sure what that means.
Seems like it got 9.7 score on testfreaks.co.uk (http://www.testfreaks.co.uk/tvs/sony-bravia-kdl-52z4500/)
Watch the smoothest and most detailed fast-moving images thanks to our world first Motionflow 200Hz technology with image blur reduction
Experience incredibly clear and defined pictures with BRAVIA ENGINE 2 and Advanced Contrast Enhancer
Enjoy all the music and photo content from your computer on your TV with DLNA home networking technology
See life-like and vibrant colours the way nature intended them to be viewed with x.v.Colour
It's easy to use your TV screen to view your digital photographs with USB Photo Viewer and with PhotoTV HD you can see them in superb High Definition quality
When you are not watching TV, turn it into a digital picture frame with Picture Frame Mode. Fill the black hole in your living room by using your TV to display your own pictures or the 6 pre-installed images
Featuring our draw the LINE design concept and finished in a Midnight Sky colour, the BRAVIA Z4500 looks superb in any setting
No more confusing menu screens thanks to our easy-to-navigate XrossMediaBar to browse all your TV functions
If you enjoy watching films then this is the TV for you - view movies exactly how the director intended with 24p True Cinema
Control your entire home cinema set-up with just one click on the TV remote and access the menus on compatible peripheral devices such as Handycam® camcorders thanks to BRAVIA Sync