BMW X3 exterior
Image: Auto Reliability Index
Gasoline · M40i trim

2018 BMW X3 M40i

60.3% depreciation ($30,903)

2018 BMW X3 M40i has a median resale price of $23,597 against an original MSRP of $54,500, which works out to 60.3% depreciation across 50 analyzed listings. It ranks 1 of 2 trims by value retention for this model year. This trim is listed with gas and all wheel drive.

Depreciation Details

MSRP (When New)
$54,500
Median Resale Price
$23,597
Depreciation
60.3%
Listings Analyzed
50

How M40i Compares to Other 2018 Trims

Lower depreciation means stronger resale retention. The M40i ranks 1 of 2 trims with enough listing data for this model year.

TrimMSRPMedian ResaleDepreciationListings
M40ithis trim$54,500$23,59760.3%50
xDrive30i$42,650$16,72564.2%150

Specifications

Engine Typegas
Horsepower355 hp
Torque369 lb-ft
Transmission8-speed shiftable automatic
Drivetrainall wheel drive
City MPG20 mpg
Highway MPG27 mpg
Combined MPG23 mpg
Engine Size3.0
CylindersI6
Body TypeSUV
Doors5
Seats5
Curb Weight4,277 lbs
Cargo Capacity28.7
Fuel Tank17.2

Frequently Asked Questions

How much has the 2018 BMW X3 M40i depreciated?

The 2018 BMW X3 M40i shows 60.3% depreciation from its original MSRP. In dollar terms, the median listing price is $23,597 compared with an original MSRP of $54,500. This is based on 50 current used-market listings, so it should be read as market research rather than a guaranteed trade-in value.

Is the M40i trim a good value for this model year?

The value case depends on how its depreciation compares with neighboring trims and whether the equipment matters to you. Among the 2 trims with enough listing data, it ranks 1 by lowest depreciation. A lower depreciation percentage usually means stronger resale value, while a larger dollar discount can be attractive if you care more about purchase price than future resale. Compare mileage, condition, accident history, and options before treating the trim ranking as a final buying decision.

What specs are matched for the 2018 BMW X3 M40i?

The matched spec record lists gas, all wheel drive, 8-speed shiftable automatic, 23 combined MPG. The spec match is used only when it can be tied to this model year and trim without an ambiguous join. If source records disagree, the page favors the depreciation data and avoids presenting unsupported mechanical details as fact.