Nissan and Honda operate in the same markets with similar brands and products, Ghosn said, casting doubt on the merits of the two combining.

Nissan and Honda are reportedly engaged in a merger talks. The two companies have sold more than 1.7 million vehicles in the US so far this year.

Japanese carmakers Honda and Nissan are reportedly considering a merger — a sign that major global manufacturers are joining forces to compete against their mighty Chinese competitors as the auto world goes electric.