Let me start by saying this little projector surprised me. When I first unboxed the LG CineBeam Q, I couldn't believe something so compact (seriously, it's smaller than my lunchbox!) could promise 4K projection. The minimalist design looks like a piece of modern art on my shelf when not in use.
The auto-adjustment features are magic - just plop it down anywhere and within seconds you've got a perfectly aligned image. I've used it on my uneven bedroom dresser, kitchen counter during cooking shows, and even took it camping (with a portable battery pack). The RGB laser colors pop beautifully, though as others noted, you do need dim lighting for best results.
Where this projector really shines is movie nights. Streaming directly via webOS is convenient, though I wish the app selection was better (still mourning the lack of Max). The 120" image in my darkened living room makes me feel like I've got a private cinema. Pro tip: pair it with Bluetooth speakers because the built-in ones are pretty weak.
I did notice two quirks: First, the '4K' isn't quite true native 4K when using it as a PC monitor. Second, that fancy auto-focus works best when centered precisely - took me some trial and error to find the sweet spot. But for casual viewing? Absolutely stunning picture quality that makes my old projector look ancient.
After three months of use, I'm still impressed by how this tiny box transforms any wall into an entertainment hub. It's not perfect (I'd kill for better daylight performance), but as someone who moves between apartments frequently, the portability and plug-and-play simplicity make it worth every penny.