When it comes to TVs, 4K and Ultra HD (or UHD) are referring to the same resolution ... while nearly all new TVs are 4K Ultra HD (2160p) which is four times as many pixels as 1080p.

更新： 这样吧各位兄弟，不费口舌了。如果你们真认为x.xK这种命名没问题，不如评论时候回答一下：已知标准的4K是3840×2160，根据你们的命名这个分辨率也能被称为3.8K，所以你们认为3.8K=4K是合理的？ --- ...

The Rove R2-4K Pro records sharp 4K footage, even at night, so you’ve got proof when you need it. With built-in GPS, Wi-Fi, and a wide-angle lens, it’s a great pick—especially at $84.99 ($75 off).

65” Class 4K UHD (2160P) LED Roku TV for $298, instead of $348 LG 75″ Class 4K UHD 2160P webOS Smart TV for $538, instead of $698 Hisense 75″ Class 4K UHD LED LCD Roku Smart TV for $478 ...

Why yes, Walmart has answered our prayers with this Onn 4k UHD (2160P) LED Roku Smart TV. A new 18% discount has made this the hot product at the retailer, selling fast. Save $60 - A great way to ...

I'd highly recommend investing in the best 4K monitor for gaming if you've got a new-gen console or high-end gaming PC. Using a UHD display should honestly be a priority if you've got a rig with a ...

65” Class 4K UHD TV onn. 65” Class 4K UHD TV - $300 (was $350) The onn. 65″ Class 4K UHD 2160P LED Roku Smart Television is the perfect choice for a stunning viewing experience. This TV ...

LG 75" Class 4K UHD 2160P webOS Smart TV - $538 The LG 75" Class 4K UHD 2160P webOS Smart TV is on sale for $160 off this week. The 75-inch LG UHD webOS Smart TV operates on the webOS 22 platform ...