India, July 12 -- India's top daily vlogger, Sourav Joshi, has raised serious concerns over the performance of his luxury vehicle, attributing a drastic drop in fuel efficiency to the growing prevalence of ethanol-blended petrol in the country.

In a recently uploaded video log on his YouTube channel, titled 'Race With Brothers. Kon Jeetega ?', the content creator with over 41 million subscribers voiced his frustration while showing live dashboard metrics inside his Mercedes-Benz luxury SUV.

Joshi, who operates out of Haldwani, Uttarakhand, said his vehicle's efficiency has plummeted to an unprecedented low within a span of just 48 hours .

"Yesterday I showed you our car's mileage had gone from 17 straight down to nine," Joshi told his ...