2018 BMW 340i: trims, real prices & how to pick yours

5 builds left the factory as a 2018 340i, each a different combination of engine, transmission and body identified by the first eight characters of its VIN. The 5 main configurations sell for $15,960–$48,100 today.

5 main configurations
3,746 vehicles built
56 for sale right now
$15,960–$48,100 typical price range

Which 340i is yours?

Enter a VIN — the 17 characters on the windshield or the title — and we’ll match it to its exact factory configuration, typical price and equipment.

Works with any VIN — a different year or model takes you straight to its own page.

Pick your 340i

xDrive SA · AWD WBA8B7G5-J

3L 6-cyl, 320 hp, Automatic, All-wheel drive. 729 built.

$15,960 great deal $25,955 typical $29,998 top of market

Full specs, prices & VINs → 14 for sale · from $15,960 →
340i Sedan RWD WBA8B3C5-J

3L 6-cyl, 320 hp, Automatic, Rear-wheel drive. 791 built.

Full specs, prices & VINs → 10 for sale →
Most common — 33% of 2018 340is

xDrive · AWD WBA8B7C5-J

3L 6-cyl, 320 hp, Automatic, All-wheel drive. 1,239 built.

$17,900 great deal $29,450 typical $48,100 top of market

Full specs, prices & VINs → 19 for sale · from $17,900 →
xDrive GT · AWD WBA8Y3C5-J

3L 6-cyl, 320 hp, Automatic, All-wheel drive. 212 built.

Full specs, prices & VINs → 2 for sale →

What actually differs

	xDrive · AWD	340i Sedan RWD	xDrive SA · AWD	xDrive GT · AWD
Drivetrain	All-wheel drive	Rear-wheel drive	All-wheel drive	All-wheel drive
Typical price today	$29,450	$24,489	$25,955	—
For sale right now	19	10	14	2
Vehicles built	1,239	791	729	212

Same on every 2018 340i

Engine 3L 6-cyl
Power 320 hp
Transmission Automatic
Fuel Gasoline
Body Sedan
Seats 5
Doors 4-door

What people actually pay

96 price observations · updated Aug 30, 2026

xDrive · AWD

$29,450

xDrive SA · AWD

$25,955

$15,481 $23,997 $32,512 $41,028 $49,543

Price trend

Median down $5,902 over the last 3 months.

2018 340i price history →

Cost to run

21/32 mpg city/highway. Roughly $1,860/yr on fuel at 15,000 miles.

EPA estimate for the 2018 340i

Safety, in plain English

Driver assistance — every 2018 340i

✓ Warns you before a crash (optional)
✓ Brakes for you in an emergency (optional)
✓ Watches your blind spot (optional)
✓ Warns when you drift from your lane (optional)
✓ Keeps distance on the highway (optional)

Decoded from NHTSA build records.

What WBA8B7G5-J means

WBA 8B7G5 · J

WBA: the World Manufacturer Identifier BMW registered — assembled in Germany
8B7G5: together encode the 340i line — Sedan, 3L 6cyl, All-wheel drive — as BMW filed it, these five characters are read as one block, not letter by letter
J: in position 10 — model year 2018
9, 11–17: differ on every car: check digit, plant code and the serial number

Real VINs from this run WBA8B7G5 8JNU95217 WBA8B7G5 8JNV10993

Already looking at a specific 340i?

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2018 BMW 340i prices →