The difference between chest X-ray and chest X-ray is mainly the following: 1. The irradiation time is different, chest X-ray is used to take the film instantly, mostly within 0.15-0.3 seconds to complete the examination, so the amount of radiation to the body is relatively small. Chest X-ray is the use of X-ray continuous irradiation of the examination site, need to observe about 5 seconds. 2, the content of the observation is different, chest X-ray is static observation, the observation is only a plane of the chest, but the image is more clear. The price is different, the price of chest X-ray is higher than the price of chest X-ray.