I have this tv for around 5 years . comaparison with other products Like sony, Vu, Lg It's awsome. Though I faced a problems this last summer but now it's fixed automatically.Lets discuss about it's pros and cons.
1.Pros
a. samsung has it's own display products so in display samsung beats all.
b.sound is pretty much clear and not cracked.
c.Glass finish all over the body so looks is awesome.
d.support Usb
2.Cons
a.sound is not much louder.
overall it's a good choice and for service samsung is very much active.One can find help through online chat, email and onsite assistance .for service charge samsung claim less charges than sony and other companies.