According to the manufacturer the major difference between the two is that the LC-LE835U series is 3D-compatible and works with active 3D glasses (not included). See our 3D TV FAQ for more. The 835 has a 240Hz refresh rate, while the 830 has a 120Hz refresh rate. We don't expect this difference to have a major impact on picture quality. Check out the article 240Hz: What you need to know for details.
The 835 also has a glossy screen finish … Read more