BMW 6 Series vs BMW 8 Series Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2019 BMW 6 Series 640i Gran Coupe RWD
Photo of 2018 model year shown

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2023 BMW 8 Series 840i Convertible RWD
Photo of 2022 model year shown

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User Ranking Drivers and owners ranked these cars in 9 categories.

Used Car Pricing Used listing price comparison and analysis.

2019 BMW 6 Series
640i Gran Coupe RWD
CarGurus Instant Market Value
$51,555
7 listings nationwide

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2023 BMW 8 Series
840i Convertible RWD
CarGurus Instant Market Value
$100,038

User Reviews Reviews from CarGurus users who have driven or owned the car.

2019 BMW 6 Series
640i Gran Coupe RWD
Valentino67 writes:
Power Ranked 2019 Porsche Panamera better.
"B"
Front Seats Ranked 2019 Porsche Panamera worse.
"B"
2023 BMW 8 Series
840i Convertible RWD
No User Reviews

Specs

2019 BMW 6 Series
640i Gran Coupe RWD
2023 BMW 8 Series
840i Convertible RWD
Powertrain 8-Speed Automatic 8-Speed Automatic
Drivetrain
RWD
RWD
Fuel Economy, City
20 MPG
21 MPG
Fuel Economy, Highway
29 MPG
29 MPG
Fuel Tank Volume 18.5 gal 18 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
315 hp @ 5,800 RPM
335 hp @ 5,000 RPM
Torque
330 lb-ft @ 1,400 RPM
368 lb-ft @ 1,600 RPM
Cylinders
6 cylinders
6 cylinders
Compression Ratio
10.2:1
11:1
Displacement
3,000 cc
3,000 cc
Bore x Stroke
3.31 in x 3.53 in
3.23 in x 3.72 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Curtain Airbags Standard --
NHTSA Crash Test Results
Comfort and Convenience
Sunroof/Moonroof Standard --
Leather Seats Standard Standard
Air Conditioning Standard Standard
CD Player Standard --
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard Standard
Interior
Maximum Seating 5 seats 4 seats
Front Legroom 42.1 in 42.1 in
Back Legroom 35.3 in 29.5 in
Payload and Towing
Cargo Volume 16.2 cu ft 12.4 cu ft
Maximum Payload -- 877 lbs
Exterior
Length 197.1 in 191.2 in
Width 82.3 in 84.1 in
Height 54.8 in 53 in
Wheelbase 116.9 in 111.1 in

Available Options

2019 BMW 6 Series
640i Gran Coupe RWD

Exterior Colors

  • Alpine White
  • Black Sapphire Metallic
  • Carbon Black Metallic
  • Citrin Black Metallic
  • Frozen Brilliant White Metallic
  • Frozen Bronze Metallic
  • Glacier Silver Metallic
  • Jatoba Brown Metallic
  • Jet Black
  • Mediterranean Blue Metallic
  • Melbourne Red Metallic
  • Mineral White Metallic
  • Moonstone Metallic
  • Ruby Black Metallic
  • Sonic Speed Blue Metallic
  • Space Gray Metallic
  • TANZANITE Blue Metallic
  • Tanzanite Blue Metallic

Option Packages

  • BMW Individual Composition
  • Black Accent Package
  • Bang & Olufsen Sound System
  • BMW Individual Wood Inlay Steering Wheel
  • Ceramic Controls
  • Dark Red Sycamore Wood Trim
  • Piano Finish Black Trim
  • White Ash Grain Wood Trim
  • BMW Individual Composition
  • Black Accent Package
  • Dark Red Sycamore Wood Trim
  • Driving Assistance Package
  • Driving Assistance Plus Package
  • Executive Package
  • Instrument Panel W/Nappa Leather Finish
  • M Sport Edition
  • M Sport Package
  • Parking Assistance Package
  • Piano Finish Black Trim
  • Power Rear Sunshade & Rear Side WINDOWSHADES
  • Active Blind Spot Detection
  • Adaptive Drive
  • Night Vision with Pedestrian Detection
  • AMARO Brown, BMW Individual Full Merino Leather Upholstery
  • Black, Perforated Nappa Leather Upholstery
  • Canyon Brown, BMW Individual Full Merino Leather Upholstery
  • Champagne, BMW Individual Full Merino Leather Upholstery
  • Cognac/Black, Perforated Nappa Leather Upholstery
  • Ivory White/Black, Perforated Nappa Leather Upholstery
  • Opal White, BMW Individual Full Merino Leather Upholstery
  • Opal White/AMARO Brown, BMW Individual Full Merino Leather Upholstery
  • Platinum/Black, BMW Individual Full Merino Leather Upholstery
  • Vermilion Red, Perforated Nappa Leather Upholstery
  • Active Front Seats
  • Multi-Contour Seats
  • Integral Active Steering
  • 20" X 8.5" FR & 20" X 9.0" RR Wheels (Style 703M)
  • Wheels: 19" X 8.5" FR & 19" X 9.0" RR (Style 366)
  • Wheels: 20" X 8.5" FR & 20" X 9.0" RR (Style 374I)
  • Wheels: 20" X 8.5" FR & 20" X 9.0" RR (Style 703M)
2023 BMW 8 Series
840i Convertible RWD

Exterior Colors

  • AVENTURIN Red Metallic
  • Alpine White
  • Black Sapphire Metallic
  • Carbon Black Metallic
  • Frozen Pure Grey Metallic
  • Frozen TANZANITE Blue Metallic
  • Individual DRAVIT Grey Metallic
  • Mineral White Metallic
  • PORTIMAO Blue Metallic
  • San REMO Green Metallic
  • Skyscraper Grey Metallic
  • Sunset Orange Metallic
  • TANZANITE Blue II Metallic

Option Packages

  • Comfort Seating Package
  • Driving Assistance Professional Package
  • Glass Controls
  • Individual Ash Black Silver Wood Trim
  • Individual Piano Black Finish Trim
  • M Sport Professional Package
  • Black, Full Merino Leather Upholstery
  • Cognac, Full Merino Leather Upholstery
  • Fiona Red/Black, Full Merino Leather Upholstery
  • Ivory White, Full Merino Leather Upholstery
  • Ivory White/Night Blue, Full Merino Leather Upholstery
  • Ivory White/TARTUFO, Full Merino Leather Upholstery
  • Night Blue/Black, Full Merino Leather Upholstery
  • TARTUFO/Black, Full Merino Leather Upholstery
  • Integral Active Steering
  • Wheels: 20" X 8" FR & 20" X 9" RR BMW Individual
  • Wheels: 20" X 8" FR & 20" X 9" RR Double Spoke
  • Wheels: 20" X 8" FR & 20" X 9" RR M V-Spoke
  • Wheels: 20" X 8" FR & 20" X 9" RR M V-Spoke (1N7)

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