That brought unit sales in the first seven months of the year to 1.96 million, up 12.8 percent, he said at a company event in Berlin.
In Germany, its home market and the biggest in Europe, VW brand deliveries rose 13.6 percent in July, he said.
He said the Polo and Passat models were doing especially well and the level of incentives was steady.
Volkswagen is in the midst of a restructuring program seeking to boost pretax profit by 4 billion euros ($5.13 billion) over four years. Up to 20,000 jobs are at risk at VW's six plants in western Germany due to restructuring, the company has said.