The company had six models in the top ten best selling list as against just four in the same month last year.
Toyota Kirloskar Motor's multi purpose vehicle Innova Crysta has also found place in the list.
According to the Society of Indian Automobile Manufacturers Association (SIAM) MSI's Vitara Brezza occupied the tenth spot by selling 7,193 units in May, while the entry level model Alto continued to lead the best selling model chart with sale of 19,874 units.
In the same month last year, Maruti had only four models in top 10 with Alto leading the pack followed by Swift, Dzire, and WagonR in second, third and fourth spots respectively.
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In May, the premium hatchback Baleno stood at seventh spot with 10,004 units followed by hatchback Celerio at eighth position with 7,379 units.
Hyundai's Grand i10 stood at fifth position with 12,055 units while its premium compact Elite i20 stood at sixth position with sale of 10,472 units in May. Toyota's Innova made it to the ninth position with sales of 7,259 units.
In the fast growing utility vehicle segment, only Bolero and Innova carried on from May last year. In May Innova stood first, followed by Maruti Vitara Brezza, Hyundai Creta and Mahindra KUV100 and Bolero rounding up the top five slots.
Models like Maruti Ertiga, Mahindra Scorpio and Ford EcoSport, which were there in the top five utility vehicles last May, failed to grab positions in the top five slots last month.