The Dangbei N2 mini projector fits in the palm of your hand and couldn't be easier to set up, but there are some trade-offs ...

These are best for students who want to enjoy their music and still be aware of their surroundings. Due to their on-ear design, more ambient noise can be heard, as opposed to over-ear headphones.

While the Formovie Cinema Edge ultra-short-throw projector has a premium price, its impressive performance makes it a worthwhile investment.