The base engine offered on the 2018 BMW 6 Series is a 4.4-liter Twin Turbo Premium Unleaded V-8 that makes 445 hp @ 5500 rpm and 480 lb.-ft. @ 1750 rpm. It is mated to a 8-speed shiftable automatic. Equipped with this engine, the 2018 BMW 6 Series takes 4.95 seconds to reach 60 mph from a standstill and achieves the quarter-mile in - seconds.

Another engine available here is a 3-liter Intercooled Turbo Premium Unleaded I-6 that makes 315 hp @ 5800 rpm and 330 lb.-ft. @ 1400 rpm. It is mated to a 8-speed shiftable automatic. Powered by this engine, the 2018 BMW 6 Series takes only 4.95 seconds to reach 60 mph from a standstill and covers the quarter-mile run in - seconds.

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2018 BMW 6 Series 0-60, Top Speed and Quarter-Mile

Trim Name0-60 MPH
650i xDrive 4dr Sedan AWD (4.4L 8cyl Turbo 8A)
650i 4dr Sedan (4.4L 8cyl Turbo 8A)
4.5 sec
640i xDrive 4dr Sedan AWD (3.0L 6cyl Turbo 8A)
640i 4dr Sedan (3.0L 6cyl Turbo 8A)
5.4 sec

Used BMW 6 Series For Sale

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9
72
Springfield, NJ

2017 BMW 6 Series 650i Convertible

650i xDrive 2dr Convertible AWD (4.4L 8cyl Turbo 8A)

$43,921
Est. $596/mo
Excellent Deal
$11,755 Below market
RMV: $55,676
Listed On 10 Nov 2021 (441 Days)
5
7
Bellingham, WA

2018 BMW 6 Series 650i

650i xDrive 4dr Sedan AWD (4.4L 8cyl Turbo 8A)

$44,995
Est. $610/mo
Excellent Deal
$9,246 Below market
RMV: $54,241
Listed On 29 Dec 2022 (27 Days)
20
19New
Nampa, ID

2017 BMW 6 Series 650i

650i xDrive 4dr Sedan AWD (4.4L 8cyl Turbo 8A)

$44,991
Est. $610/mo
Excellent Deal
$7,835 Below market
RMV: $52,826
Listed On 16 Dec 2022 (40 Days)
11
50
Price Rise, $768
Earlier Price: $31167
4 Oct 2022
Dallas, TX

2017 BMW 6 Series 640i Coupe

640i 2dr Coupe (3.0L 6cyl Turbo 8A)

$31,935
Est. $433/mo
Excellent Deal
$4,964 Below market
RMV: $36,899
Listed On 01 Oct 2022 (116 Days)
3
24
Price Drop, $1000
Earlier Price: $50988
24 Dec 2022
Sudbury, MA

2018 BMW 6 Series 650i Convertible

650i 2dr Convertible (4.4L 8cyl Turbo 8A)

$49,988
Est. $678/mo
Excellent Deal
$7,548 Below market
RMV: $57,536
Listed On 22 Nov 2022 (64 Days)
2
7New
Marietta, GA

2018 BMW 6 Series 650i

650i xDrive 4dr Sedan AWD (4.4L 8cyl Turbo 8A)

$42,444
Est. $576/mo
Excellent Deal
$6,256 Below market
RMV: $48,700
Listed On 19 Feb 2022 (340 Days)
20
36New
Price Drop, $2000
Earlier Price: $41999
2 Jan 2023
Castle Rock, CO

2019 BMW 6 Series 640i

640i xDrive 4dr Sedan AWD (3.0L 6cyl Turbo 8A)

$39,999
Est. $543/mo
Excellent Deal
$5,751 Below market
RMV: $45,750
Listed On 21 Nov 2022 (65 Days)
9
40
Price Drop, $301
Earlier Price: $38080
5 Oct 2022
Diberville, MS

2017 BMW 6 Series 650i

650i 4dr Sedan (4.4L 8cyl Turbo 8A)

$37,779
Est. $512/mo
Excellent Deal
$5,067 Below market
RMV: $42,846
Listed On 08 Jul 2022 (201 Days)
18
48New
Scottsdale, AZ

2017 BMW 6 Series 650i Coupe

650i 2dr Coupe (4.4L 8cyl Turbo 8A)

$41,000
Est. $556/mo
Excellent Deal
$5,359 Below market
RMV: $46,359
Listed On 17 Dec 2022 (39 Days)

2018 BMW 6 vs. Competitor's Series 0-60, Top Speed and Quarter-Mile

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2017 BMW 6 Series 0-60, Top Speed and Quarter-Mile

Trim Name0-60 MPH
650i xDrive 4dr Sedan AWD (4.4L 8cyl Turbo 8A)
650i 4dr Sedan (4.4L 8cyl Turbo 8A)
4.5 sec
640i xDrive 4dr Sedan AWD (3.0L 6cyl Turbo 8A)
640i 4dr Sedan (3.0L 6cyl Turbo 8A)
5.4 sec

2017 BMW 6 vs. Competitor's Series 0-60, Top Speed and Quarter-Mile

Car Name0-60 MPHStanding 1/4-mileTop SpeedBraking (60 - 0 MPH)
2017 Audi A8 L6.1 sec14.6 sec150 mph108 ft.
2017 Cadillac CT64.7 - 6.4 sec---
2017 BMW 6 Series4.5 - 5.4 sec---

2016 BMW 6 Series 0-60, Top Speed and Quarter-Mile

Trim Name0-60 MPHStanding 1/4-mileTop SpeedBraking (60 - 0 MPH)
650i xDrive 4dr Sedan AWD (4.4L 8cyl Turbo 8A)
650i 4dr Sedan (4.4L 8cyl Turbo 8A)
5 sec13.9 sec-109 ft.
640i 4dr Sedan (3.0L 6cyl Turbo 8A)
5.3 sec13.8 sec155 mph111 ft.
640i xDrive 4dr Sedan AWD (3.0L 6cyl Turbo 8A)
6.2 sec13.8 sec-111 ft.

2016 BMW 6 vs. Competitor's Series 0-60, Top Speed and Quarter-Mile

Car Name0-60 MPHStanding 1/4-mileTop SpeedBraking (60 - 0 MPH)
2016 Audi A74.7 - 6.7 sec13.4 - 15 sec148 mph106 ft.
2016 Lexus LS 46010.3 sec---
2016 BMW 6 Series Gran Coupe5 - 6.2 sec13.8 - 13.9 sec155 mph109 - 111 ft.
2016 Audi S63.9 - 5.5 sec12.4 - 14.2 sec155 mph-
2016 Mercedes-Benz E-Class6.4 sec---
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