As if car manufacturers aren't making enough money these days, apparently last year 45% of all new cars sold had no spare tire, jack, or lug wrench. Thereby saving the car companies $250+/-. It also provides a n absolute minimal improvement in your cars mileage which is a result of government mandates.
https://www.consumerreports.org/cars/tires/some-newer-cars-are-missing-a-spare-tire-a9928775934/