1440p video mastered from 4:3 ratio content can be displayed with 1920×1440 or higher resolution such as QXGA or 2304×1440 with scaling, windowboxing, or pillarboxing.
[3][4] In early 2021, QHD gaming laptops with fast refresh rates were introduced by multiple computer manufacturers.
[6] In relation to smartphones, 1440p displays are sometimes marketed as "Quad HD", as it is four times the resolution of 720p high definition.
[10] In September 2020, Microsoft revealed the Xbox Series S would support a resolution of 1440p at 120 FPS.
[13][14] Some sources and manufacturers prefer "2.5K" as a term for 2560 × 1440[15] to avoid this confusion, and there is a similar "2.7K" (2720 × 1530) used by some drones,[16] as well as a "2.8K" (2880 × 1620).