The Difference Between 720p and 1080i
As technology continues to advance, our TVs are getting smarter, and the content we watch is getting better in quality. Two common resolutions you may have heard of are 720p and 1080i. These are the most common high-definition (HD) resolutions used in TVs currently. Although they are both HD, they have some significant differences.
What is 720p?
720p is a resolution found in HDTVs. The “p” in 720p stands for progressive scan. This means that 720p video displays 720 pixels horizontally and 1280 pixels vertically all at the same time, creating a smooth and sharper image. What this means is that every line of pixels is drawn on the screen sequentially, which creates a clear and consistently moving image.
What is 1080i?
1080i, on the other hand, stands for 1080 interlaced scan. This means that there are 1080 horizontal lines on the screen, but only 540 are displayed at one time. This means that the image will appear more crisp than 720p, but it may not be as smooth because only half of the image is shown at a time. The “i” in 1080i refers to the interlacing process, which means that the lines of the display will be shown in an alternating pattern.
What’s the difference?
The most significant difference between 720p and 1080i is the way that the image is displayed. While 720p displays a full frame every time, 1080i displays half of the frame and then the other half, which means that the image can appear less fluid or sharp. However, 1080i still provides a better resolution than 720p, meaning that the image quality will be more crisp and detailed.
Another difference is the compatibility and usage of each resolution. A 720p resolution is typically more commonly used in televisions, while 1080i is usually found in digital cameras and camcorders. This is because most digital cameras and camcorders are created to record video in 1080 format, which means that while watching videos on TV, the footage is displayed in 1080i.
Conclusion
720p and 1080i are both HD resolutions that offer quality viewing experiences for your favourite TV shows and movies. Both offer different benefits and can have their place depending on the type of screen being used. For example, 1080i may be better suited for larger screens, while 720p may be ideal for smaller screens or gaming. In general, if you’re looking for a smoother and consistent image, 720p is a great option, but if you prefer sharper and more detailed images, go for 1080i.
Overall, these HD resolutions have been revolutionary in creating a more enjoyable and immersive TV viewing experience. So, next time you’re shopping for a new TV, keep in mind both 720p and 1080i and choose the one that best suits your needs.