<human>:  How does the 2020 presidential election compare to the 2016 election?
<bot>: The 2020 presidential election is expected to be a highly contested race with unprecedented voter turnout compared to the 2016 election. Recent surveys have suggested that the 2020 presidential race will be significantly closer than the 2016 election. There are also several key issues, such as healthcare, immigration, and the economy, that have become more prominent throughout the election cycle since 2016.