BMW 6 Series vs. BMW 8 Series
iSeeCars' unbiased and data-driven comparison of the BMW 6 Series and BMW 8 Series contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the BMW 6 Series and the BMW 8 Series.
When comparing the BMW 6 Series's and the BMW 8 Series's specifications and ratings, the BMW 6 Series has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency and interior volume. The BMW 8 Series has the advantage in the areas of resale value and base engine power. Based on this comparison of the BMW 6 Series's and the BMW 8 Series's specifications and ratings, the BMW 6 Series is a better car than the BMW 8 Series.
Pricing: A used 2019 BMW 6 Series ranges from $24,538 to $37,899 while a used 2019 BMW 8 Series is priced between $46,865 to $60,944.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the BMW 6 Series loses 54.6 percent of its value and the BMW 8 Series loses 47.9 percent of its value. This means the BMW 8 Series retains 6.7 percentage points more of its value and has the advantage of higher resale value versus the BMW 6 Series.
Engine Power and Fuel Efficiency Comparison: For engine performance, the BMW 6 Series’s base engine makes 335 horsepower, and the BMW 8 Series base engine makes 523 horsepower. The 6 Series is rated to deliver an average of 23 miles per gallon, with a highway range of 504 miles. The 8 Series is rated to deliver an average of 20 miles per gallon, with a highway range of 450 miles. This gives the BMW 6 Series the fuel efficiency and maximum range advantage over the BMW 8 Series. Both models use premium unleaded.
Passenger Space Comparison: The BMW 6 Series has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, rear head room, rear shoulder room, rear leg room, and cargo space. The BMW 8 Series has the advantage in the area of front leg room.
New Car Pricing
Asking Price:
-
Starting MSRP:
$70,300
Category Avg Starting MSRP:
(Luxury Large Cars)
$77,288
Category Starting MSRP Range:
(Luxury Large Cars)
$29,570 - $134,300
New Car Pricing
Asking Price:
-
Starting MSRP:
$111,900
Category Avg Starting MSRP:
(Luxury Midsize Cars)
$60,362
Category Starting MSRP Range:
(Luxury Midsize Cars)
$25,070 - $121,400
Used Car Pricing
Avg Used Car Price:
$31,506
Price Range:
$24,538 - $37,899
Category Avg Price:
(Luxury Large Cars)
$47,151
Category Avg Price Range:
(Luxury Large Cars)
$19,658 - $84,966
# Used Cars for Sale Nationally:
18
Avg Mileage of Used Cars for Sale:
67,746
# Good or Great Deals:
6
Used Car Pricing
Avg Used Car Price:
$54,299
Price Range:
$46,865 - $60,944
Category Avg Price:
(Luxury Midsize Cars)
$36,628
Category Avg Price Range:
(Luxury Midsize Cars)
$20,448 - $72,699
# Used Cars for Sale Nationally:
44
Avg Mileage of Used Cars for Sale:
41,626
# Good or Great Deals:
6
BMW 6 Series Scores & Rankings
Overall Score:
7.1 / 10
Reliability:
7.1 / 10
Retained Value:
7.1 / 10
Safety:
Not available
BMW 8 Series Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
7.5 / 10
Safety:
Not available
iSeeCars Reliability Insights for BMW 6 Series
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
(Luxury Large Cars)
6.2
Category Remaining Life Expectancy Range:
(Luxury Large Cars)
2.7 - 9.7
Chance of Reaching 200k Miles for a New Car:
iSeeCars Reliability Insights for BMW 8 Series
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
(Luxury Midsize Cars)
6.5
Category Remaining Life Expectancy Range:
(Luxury Midsize Cars)
3 - 9.6
Chance of Reaching 200k Miles for a New Car:
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
4.4
Typical Category Recalls:
(Luxury Large Cars)
2.6
Category Range for Recalls:
(Luxury Large Cars)
0.5 - 22.6
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
5.9
Typical Category Recalls:
(Luxury Midsize Cars)
2.1
Category Range for Recalls:
(Luxury Midsize Cars)
0.6 - 17.8
BMW 6 Series Rankings
Ranking
1 out of / 24Ranking
4 out of / 5Ranking
8 out of / 24Ranking
12 out of / 24Ranking
13 out of / 24Ranking
15 out of / 24Ranking
21 out of / 24BMW 8 Series Rankings
Ranking
7 out of / 29Ranking
8 out of / 29Ranking
9 out of / 29Ranking
11 out of / 29Ranking
15 out of / 20Ranking
24 out of / 29Available Body Styles
Hatchback, Sedan
Available Body Styles
Convertible, Coupe
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
BMW 6 Series Trim Levels
640i xDrive Gran Turismo, 640i Gran Coupe, 640i xDrive Gran Coupe, 650i Gran Coupe, 650i xDrive Gran Coupe, ALPINA B6 xDrive Gran Coupe
BMW 8 Series Trim Levels
Not yet available
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
335 hp @ 5500 rpm
Torque:
332 foot-lbs @ 1380 rpm
Power-to-Weight Ratio (higher is better):
0.076 hp per pound
Base Drivetrain Specs
Horsepower:
523 hp @ 5500 rpm
Torque:
553 foot-lbs @ 1800 rpm
Power-to-Weight Ratio (higher is better):
0.117 hp per pound
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
20 / 28 / 23
Range (city/hwy):
360 / 504 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
4.4 liters
Engine Configuration:
V
Number of Cylinders:
8
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
18 / 25 / 20
Range (city/hwy):
324 / 450 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Air Suspension:
Standard
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Available
Massage Seats:
Available
Android Auto:
N/A
Apple CarPlay:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Standard/Optional Features
Air Suspension:
N/A
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Available
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
N/A
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Standard
Heated Steering Wheel:
Standard
Massage Seats:
N/A
Android Auto:
N/A
Apple CarPlay:
Standard
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
360-Degree Camera:
N/A
Driver Attention Monitoring:
N/A
Lane Keeping Assist:
N/A
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
N/A
Forward Collision Warning:
Standard
Lane Departure Warning:
N/A
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
N/A
360-Degree Camera:
N/A
Driver Attention Monitoring:
Standard
Lane Keeping Assist:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
39.4 inches
Front Leg Room:
41.1 inches
Front Shoulder Room:
60 inches
Rear Head Room:
38.5 inches
Rear Leg Room:
40.4 inches
Rear Shoulder Room:
57.1 inches
Cargo Space:
31 cubic feet
Overall Interior Volume:
138.0 cubic feet
Interior Dimensions
Front Head Room:
38.9 inches
Front Leg Room:
42.1 inches
Front Shoulder Room:
57.2 inches
Rear Head Room:
33.6 inches
Rear Leg Room:
29.5 inches
Rear Shoulder Room:
46.9 inches
Cargo Space:
14.8 cubic feet
Overall Interior Volume:
81.0 cubic feet
Exterior Dimensions
Curb Weight:
4409 lbs
Width:
85 inches
Height:
60.6 inches
Length:
200.9 inches
Wheelbase:
120.9 inches
Ground Clearance:
5.4 inches
Exterior Dimensions
Curb Weight:
4478 lbs
Width:
84.1 inches
Height:
53 inches
Length:
191.2 inches
Wheelbase:
111.1 inches
Ground Clearance:
5 inches
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
245/45R19
Standard Wheel/Tire Information
Wheel Size:
20.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
245/35R20
Exterior Colors
Beige
Jucaro Beige Metallic
Black
Black Sapphire Metallic / Carbon Black Metallic / Jet Black
Blue
Bluestone Metallic / Mediterranean Blue Metallic
Brown
Jatoba Brown Metallic
Gray
Dark Graphite Metallic
Red
Royal Burgundy Red Metallic
Silver
Glacier Silver Metallic
White
Alpine White / Mineral White Metallic
Orange
Not available
Exterior Colors
Beige
Not available
Black
Black Sapphire Metallic / Carbon Black Metallic
Blue
Barcelona Blue Metallic / Sonic Speed Blue Metallic / Tanzanite Blue II Metallic
Brown
Not available
Gray
Dravit Grey Metallic
Red
Aventurin Red Metallic
Silver
Not available
White
Alpine White / Mineral White Metallic
Orange
Sunset Orange Metallic
Interior Colors
Beige
Canberra Beige/Black w/ Contrast Stitching / Cognac w/ Contrast Stitching
Black
Black w/ Blue Highlight / Black w/ Contrast Stitching
Brown
Mocha w/ Contrast Stitching
White
Ivory White w/ Contrast Stitching / Ivory White w/ Dark Coffee Dashboard
Blue
Not available
Red
Not available
Interior Colors
Beige
Cognac
Black
Black
Brown
Tartufo/Black
White
Ivory White / Ivory White/Tartufo
Blue
Night Blue/Black
Red
Fiona Red / Fiona Red/Black
