This Sony KDL-40S5500 is £599 online, which I don't think is a great deal. But if you trade in an old TV they will give a discount of £100 making it just £499. You can only trade in a old TV in store.
Sounds like a good deal considering its a well respected brand, Sony, and includes 1080p.
- 33,000:1 contrast ratio
- Built-in digital TV tuner
- 3x HDMI, 2x SCART, 1x Component