Orban has vowed to continue fighting against the EU quota on refugees, a plan meant to relocate asylum seekers across Europe.
Analysts say his policies could have a long-lasting impact on the European Union. Far-right and populist parties have made gains in other elections including in Italy and Austria.
It is suggested a strong win for Orban could trigger cracks in the EU.
Presenter: Darren Jordon
Gergely Rajnai – analyst at Hungary’s Centre for Fair Political Analysis
Ulrich Brueckner – political analyst and professor of European studies at Stanford University, Berlin
Matthew Goodwin – professor of politics and international relations at the University of Kent