While Blu-rays typically offer an admirable 1920x1080 or 1080p resolution, 4K Blu-rays offer a much higher 3840x2160 or 2160p resolution. As such, a 4K Blu-Ray will offer sharper and clearer content.

Full HD 1080p is passé. For peak productivity and creativity, consider a laptop with a super-sharp 4K screen. Check out the best we've tested, plus a breakdown of 4K's pros and cons for gaming ...