Around 40%[1] of the population rents, which means 40% doesn't make the purchasing decision for many appliances. We can sanity-check your argument with this: That reasoning should predict no change in the quality of commercial appliances used in apartment complexes and laundromats, since these customers are used to making spreadsheets with a capital expenditures budget that they pay into for 30 years.

[1] http://www.citylab.com/housing/2016/02/the-rise-of-renting-i...