The best all-in-one portable projector is the one that makes all the right compromises. It needs to balance image and sound quality with battery life and responsiveness in a device that’s not too expensive and small enough to take anywhere. TCL’s fun little PlayCube delivers the right mix to justify paying $800 for a 1080p projector in 2026. I tested the TCL PlayCube running Google TV during a two-month road trip, and then again for a few months at home. It’s so small, adaptable, and enjoyable