Which is faster CSV or Excel?

Are CSV files faster?

But it's faster to read the data in faster. Let's see how. In this article we'll cover: Pandas' default CSV reading. ... Reading a CSV with PyArrow.CSV parserElapsed timeCPU time (user+sys)PyArrow2.7 seconds6.5 seconds

Why CSV takes more space than Excel?

A CSV file will often be larger than the XLSX it was created from. This is because in XLSX is a actually a compressed (zipped) file - you can unzip it with a standard compression tool and check it out for yourself. You will see smaller XLSX files if there is a lot of repeat data.

What is difference between Excel and CSV?

CSV and Excel or . xls are two different file extensions containing data. The difference is that in CSV or comma-separated values, the data is in text format separated by commas. While in Excel or xls., information is in tabular form in rows and columns.

Should I use CSV or XLSX?

In a xlsx you can save the formulas, graphs, pivots, etc in the file. A CSV is just a flat text file that uses a delimiter to separated the fields, e.g. Although Excel can read the fileformat and you can use formulas in it, you cannot save the formulas in the sheet. Excel will only save the result of the calculation.