An occasional feature where a picture is indeed worth a thousand words.
Taken from the UK's Intensive Care National Audit & Research Centre - a table from their report, as of April 4th showing the COVID-19 critical care admissions. They include in the far right column their 2017-19 data on critical care hospitalizations for Non-COVID-19 viral pneumonia, "the flu." COVID-19's data remains in flux. But you can begin to see how much COVID-19 is the same and different from "the flu."