4K vs 1080p vs 1440p – Difference and Comparison

What is 4K?

The 4K resolution, known as Ultra High Definition (UHD), is a high-definition television and digital display standard. It features a 3840×2160 pixel resolution, which is four times that of a 1080p display (Full HD).

This high resolution allows for a more detailed and sharper image with greater clarity and crispness. 4K technology has been around for a few years now and is becoming increasingly popular in both the television and movie industries.

Many new television models now come with 4K resolution as standard, and streaming services such as Netflix and Amazon Prime offer a wide range of content in 4K. In addition, many new movies and TV shows are being filmed in 4K, making it the preferred home-viewing format.

While 4K content may require a higher-end TV or monitor to fully appreciate the resolution, it is worth the investment for those who want the highest quality viewing experience.

What is 1080p?

1080p, known as Full HD, is a 1920 × 1080 pixel high-definition video resolution. It was launched in the early 2000s and has now become the industry standard for most televisions and monitors.

1080p provides a clear and detailed image, making it ideal for watching movies and TV shows and playing video games. One of the main benefits of 1080p is that it offers a higher pixel density than other resolutions, such as 720p.

This means more pixels per inch, resulting in a sharper and more detailed image. 1080p is also more suitable for larger displays, as the higher pixel density ensures that the image remains clear and crisp even when viewed from a distance. Overall, 1080p is a popular and widely used resolution that provides excellent image quality for various applications.

What is 1440p?

1440p, also known as Quad HD, is a resolution that offers higher pixel density compared to 1080p. With a 2560 x 1440 pixel resolution, it boasts a clearer and sharper visual quality, making it ideal for gaming and high-definition video material.

A greater pixel density also allows for a more immersive viewing experience and more detail in images and video. One of the benefits of 1440p is that it offers a good balance between performance and visual quality.

It requires a bit more processing power to run compared to 1080p, but it is not as demanding as 4K resolution. This makes it a good option for those who want to upgrade their display without straining their hardware too much.

In addition, 1440p is also becoming more widely supported by monitors and graphics cards, making it easier to find and purchase a display that supports this resolution.

Difference Between 4K and 1080p and 1440p

  1. 4K offers a large resolution of 3840 x 2160 pixels; 1080p comprises of 1920 x 1080 pixels; 1440p has 2560 x 1440 pixels.
  2. 4K requires the maximum screen size to display; 1080p requires the minimum screen size; 1440p has average screen requirements.
  3. 4K offers the highest level of sharpness and clarity; 1080 has an average sharpness; 1440p has the optimal sharpness level.
  4. 4K has a limited compatibility scope; 1080p has a broad scope; 1440 has a broader compatibility level.
  5. 4K is the most expensive screening solution; 1080p is the least expensive; 1440p is a bit more expensive.

Comparison Between 4K and 1080p and 1440p

Parameters of Comparison4K1080p1440p
Resolution3840 x 2160 pixels1920 x 1080 pixels2560 x 1440 pixels
PriceMost ExpensiveLess ExpensiveMore Expensive


  1. https://www.tandfonline.com/doi/abs/10.1080/00207217.2020.1726494
  2. https://ieeexplore.ieee.org/abstract/document/9414932/
  3. https://ieeexplore.ieee.org/abstract/document/8645369/