Domestic car sales rose 2.78 per cent to 1,63,229 units in May 2012 from 1,58,809 units in the same month last year.
Figures released by the Society of Indian Automobile Manufacturers (SIAM) also showed that motorcycle sales grew 7.24 per cent during the month to 8,87,634 units from 8,27,746 units in the same month last year.
Total two-wheeler sales in May increased 11.40 per cent to 11,92,688 units from 10,70,603 units in the same month last year.
Sales of commercial vehicles climbed 9.12 per cent to 62,025 units in May from 56,841 units in the year-ago period, SIAM said.
Total sales of vehicles across categories registered 10.52 per cent growth to 15,13,032 units in May 2012 from 13,69,070 units in the same month last year, it added.