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This can be confusing. The higher the resolution, the closer you need to sit to see all the detail in the image (details are smaller).<ref>http://gizmodo.com/5280355/guess-what-many-of-you-wasted-money-on-your-1080p-tv-but-theres-hope</ref> There are specific distances at which the human eye has the best chance of processing all of the detail that HDTV resolution has to offer. At greater distances a 720p TV may be a better choice. An ultra-high definition 4k TV will have you sitting a few feet from a huge screen, craning your neck upwards, just like in the front row of the movie theatre.<ref>http://www.cnet.com/news/why-4k-tvs-are-stupid/</ref>

According to Lechner the average home viewer sits 9 ft (2.7 m) from the TV and an optimum 1080 TV size at this distance would be 69 inches (180 cm). The optimal viewing distance to a 42 inch (110 cm) 1080 HD TV would be 5.5 feet (170 cm).