2018 Mini Cooper Convertible
WMWWH9C5XJ3A78431
This vehicle is no longer listed. The figures below describe the market for this build.
Last listed by CarMax O'Fallon
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2018 Mini Cooper Convertible
VIN WMWWH9C5XJ3A78431
Love this car? See what else is out there.
2018 Mini Cooper Convertible for sale near O'FallonIL
1 cheaper within 50 miles · best $21,998 less
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50 miles around O'Fallon
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Price history for this VIN
Asking prices recorded across 2 listing dates for VIN WMWWH9C5XJ3A78431, spanning 3 days.
Listings
Full listing history on VehiSales →No active listings of this exact VIN right now.
Former listings
| Dealer | Location | Price | Mileage | Listed | Seen |
|---|---|---|---|---|---|
| CarMax O'Fallon | O'Fallon, IL 62269 | $29,998 | 9,143 mi | 2026-08-20 | 35 d ago |
| CarMax St. Louis Mid Rivers Mall | St Peters, MO 63376 | $29,998 | 9,140 mi | 2026-08-20 | 35 d ago |
| CarMax St. Louis Mid Rivers Mall | Saint Peters, MO 63376 | $29,998 | 9,140 mi | 2026-08-17 | 38 d ago |
| CarMax O'Fallon | Belleville, IL 62269 | $29,998 | 9,143 mi | 2026-08-13 | 35 d ago |
Decoded from the VIN
NHTSA build data for WMWWH9C5XJ3A78431Full factory specs for this build →
- ✓ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✗ ABS
- ✓ Electronic stability
Fuel economy (EPA)
Assumes 15,000 miles a year at $3.10/gallon and 30 MPG combined.
Model-level data for the 2018 Mini Cooper Convertible from EPA fueleconomy.gov, refreshed September 26, 2026.
How it compares to rivals
Median asking price for comparable body styles listed near this car| Model | Median price | For sale nearby | vs this car |
|---|---|---|---|
| 2018 Mini Cooper Convertible (this car) | — | 0 | — |
| 2016 Chevrolet Corvette | $91,000 | 3 | — |
Cheapest active listings of each comparable body style in this region — median of what those models actually ask.
Market by model year
What each model year costs right now — live supply, median asking price and how much value each year keeps versus the newest one.
| Year | Units for sale | Median price | vs newest | Avg mileage |
|---|---|---|---|---|
| 2027 | 320 | $47,062 | 100% | — |
| 2026 | 864 | $44,432 | 94% | 564 mi |
| 2025 | 58 | $37,570 | 80% | 7,889 mi |
| 2024 | 183 | $31,900 | 68% | 20,994 mi |
| 2023 | 66 | $29,996 | 64% | 26,705 mi |
| 2022 | 48 | $27,644 | 59% | 32,843 mi |
| 2021 | 27 | $25,994 | 55% | 36,340 mi |
| 2020 | 24 | $21,710 | 46% | 50,785 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.
