"Our position on Finland is positive, but it is not positive on Sweden," Erdogan said.
Sweden and Finland wanted to join NATO when Russia invaded Ukraine, but Turkey has been blocking the request.
Research in forest-rich Finland studied responses of 16,000 residents of Helsinki, Espoo and Vantaa
Turkey is requesting Finland and Sweden send 130 Kurdish "terrorists" in exchange for permission to join NATO
Sweden continues to negotiate over the application to join NATO, hoping Erdogan will lessen his demands after Turkey's election.