I much prefer my MX-890 over my MX-780. It's lighter, thinner, more ergonomic, has a larger screen, is more customizable, and the tactile feel of the buttons is much better.
Randy URC MX-890, MX-780, MX-450, R40, MX-500, Sony XBR-55X900E, Panny TC-P55ST60, Tivo Roamio Pro & Premiere & OTA, TWC Arris DVR, Onkyo 333 AVR, Roku Express 4K, Panasonic Blu-Ray