2019 911 Speedster

1. Comparable market$568K

   18 of the same trim advertised at around 2,255 mi.

2. Mileage+1%$574K

   1,926 mi against 2,255 mi, the mileage the cars it is priced against carry. This cohort gives up 9.6% of its value each time the odometer doubles.

3. Specification+17.6%$674K

   This car has commissioned paint and 3 sought-after options. Comparable cars mostly do not. The paint is worth 17.6%, measured across 4 commissioned and 16 standard-paint cars of this generation and held toward the usual 12% while that sample is thin. 3 of the 18 cars it is priced against are commissioned too, so the step against them is smaller.

18 cars, model years 2019, asking prices spread ±8%.

Struck from advertised cars and adjusted to this one. Indicative only.