BMW 6 Series vs BMW 4 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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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
$81,500
2021 BMW 4 Series
430i Coupe RWD
CarGurus Instant Market Value
$52,846
6 listings nationwide

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Expert Reviews Reviews from CarGurus experts.

2019 BMW 6 Series
640i Gran Coupe RWD
No Expert Reviews
2021 BMW 4 Series
430i Coupe RWD
Matt Smith Preview:

If you thought the era of ginormous grilles had already peaked, the 2021 BMW 4 Series is here to illustrate just how incorrect you were. Undoubtedly the most controversial detail in th...

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"
2021 BMW 4 Series
430i Coupe RWD
No User Reviews

Specs

2019 BMW 6 Series
640i Gran Coupe RWD
2021 BMW 4 Series
430i Coupe RWD
Powertrain 8-Speed Automatic 8-Speed Automatic
Drivetrain
RWD
RWD
Fuel Economy, City
20 MPG
26 MPG
Fuel Economy, Highway
29 MPG
34 MPG
Fuel Tank Volume 18.5 gal 15.6 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
315 hp @ 5,800 RPM
255 hp @ 5,000 RPM
Torque
330 lb-ft @ 1,400 RPM
295 lb-ft @ 1,450 RPM
Cylinders
6 cylinders
4 cylinders
Compression Ratio
10.2:1
10.2:1
Displacement
3,000 cc
2,000 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 Standard
NHTSA Crash Test Results
Comfort and Convenience
Sunroof/Moonroof Standard Standard
Leather Seats Standard --
Air Conditioning Standard Standard
CD Player Standard 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 41.8 in
Back Legroom 35.3 in 34.5 in
Payload and Towing
Cargo Volume 16.2 cu ft 12 cu ft
Maximum Payload -- 714 lbs
Exterior
Length 197.1 in 187.9 in
Width 82.3 in 81.9 in
Height 54.8 in 54.6 in
Wheelbase 116.9 in 112.2 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

Option Packages

  • BMW Individual Composition
  • Black Accent Package
  • Bang & Olufsen Sound System
  • BMW Individual Wood Inlay Steering Wheel
  • Ceramic Controls
  • White Ash Grain Wood Trim
  • 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, 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
  • 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)
2021 BMW 4 Series
430i Coupe RWD

Exterior Colors

  • Alpine White
  • Arctic Race Blue Metallic
  • Black Sapphire Metallic
  • Bluestone Metallic
  • Jet Black
  • Mineral White Metallic
  • PORTIMAO Blue Metallic
  • SANREMO Green Metallic
  • Sunset Orange Metallic

Option Packages

  • Heated Front Seats
  • Adaptive M Suspension
  • Convenience Package
  • Driving Assistance Professional Package
  • Dynamic Handling Package
  • Executive Package
  • Harman/Kardon Surround Sound System
  • Live Cockpit Pro W/NAVI
  • M Sport Brakes W/Blue Calipers
  • M Sport Brakes W/Red Calipers
  • M Sport Package
  • Parking Assistance Package
  • Premium Package
  • Wireless Charging
  • Head-Up Display
  • Black W/Blue Stitching, VERNASCA Leather Upholstery
  • Black W/Oyster Stitching, VERNASCA Leather Upholstery
  • Canberra Beige/Black, VERNASCA Leather Upholstery
  • Cognac W/Contrast Stitch, VERNASCA Leather Upholstery
  • Mocha W/Contrast Stitch, VERNASCA Leather Upholstery
  • Oyster W/Contrast Stitch, VERNASCA Leather Upholstery
  • TACORA Red, VERNASCA Leather Upholstery
  • Wheels: 19" X 8" Double-Spoke Bi-Color

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