Both COVID-19 and influenza are diseases of the upper respiratory system that lead to symptoms like fever, cough, fatigue, breathlessness and body ache. They can be caused by different viruses, but in severe cases, both can lead to pneumonia. Seasonal influenza (flu) viruses are detected year-round, flu viruses are common during the fall and winter. Besides, there are several different kinds of flu virus that the much contagious and dangerous than the COVID-19 and can cause huge loss of life. While the flu virus has been around for a long time, coronavirus is still new and there is a lot to know about it. Studies are still underways to understand which out of the two respiratory infections are more infectious.