According to B::Deparse, they seem to be treated the same (Tip #6 from the Basic debugging checklist): 

$ perl -MO=Deparse -MDateTime -e 'DateTime->now'
use DateTime;
'DateTime'->now;
-e syntax OK

$ perl -MO=Deparse -MDateTime -e 'DateTime->now()'
use DateTime;
'DateTime'->now;
-e syntax OK

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In reply to Re: Any differences between method and method()? by toolic
in thread Any differences between method and method()? by sophate

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