I'm guessing your vacuum isn't doing 140 miles an hour with four humans in it with an expectation of life-conseving flawless performance for the next 10-15 year

I'm guessing your vacuum isn't doing 140 miles an hour with four humans in it with an expectation of life-conseving flawless performance for the next 10-15 years. And definitely not in the rain, at night, on rough and uncertain road.