The point about a minivan is to show that a 4500 pound car can get close to the same acceleration as the BRZ. No one said anything about turning or handling that is bringing in a point that no one is trying to make in this tread. No one said the Minivan would keep up on a twisty road, this thread is solely about acceleration.
Here's the point. Take a minivan (ish) setup and put in in a car that weighs 3500 pounds and you get this
Accord V6
https://www.caranddriver.com/reviews...an-test-review
Zero to 60 mph: 5.8 sec
Zero to 100 mph: 14.6 sec
Rolling start, 5-60 mph: 6.0 sec
Standing ¼-mile: 14.4 sec @ 99 mph