Cosmos 4K SE

If you want a **4K projector** for a living room, bedroom, or occasional outdoor movie night, this is aimed squarely at people who want a big picture without turning setup into a hobby. The Cosmos 4K SE combines smart streaming, automated alignment, and enough brightness to stay useful outside a fully blacked-out room. ## What makes it worth it The big draw is the hybrid light engine: laser plus LED, rated at **1,800 ANSI lumens**, which puts it in the stronger end of portable 4K projectors without jumping to the price of the brightest flagships. It also supports **Dolby Vision**, which still isn’t common in this class and gives streamed films more convincing highlights and tonal depth. The other genuinely useful win is the setup system, with autofocus, keystone correction, obstacle avoidance, screen fit, wall-colour adaptation, and ambient-light adaptation handled in software so you spend less time nudging the image around. Google TV is built in too, including **4K Netflix**, so you do not need an extra streaming stick. ## Where it falls short It is not a contrast monster. Reviews from PCMag and Wirecutter both point to middling black levels and only average contrast in darker rooms, so serious home cinema buyers will notice the limitation. It is also pricey compared with basic 1080p portables. Buy it if you want a portable 4K projector that is easy to move, easy to set up, and good enough for mixed lighting; skip it if your main goal is the deepest blacks in a dedicated dark theater room.

£849