Best way to compare dates without time in SQL Server

Question

select * from sampleTable 
where CONVERT(VARCHAR(20),DateCreated,101) 
=     CONVERT(VARCHAR(20),CAST(\'Feb 15 2012  7:00:00:000PM\' AS DATETIME),101)

Answer 1

declare @DateToday Date= '2019-10-1'; print @DateToday;

print Abs(datediff(day, @DateToday,CAST('oct 1 2019 7:00:00:000PM' AS DATETIME))) < 3

this is compare whin 3 days.

i test this on SQL Server 2014, it works.