BMW M8 vs. BMW M6
iSeeCars' unbiased and data-driven comparison of the BMW M8 and BMW M6 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 M8 and the BMW M6.
When comparing the BMW M8's and the BMW M6's specifications and ratings, the BMW M8 has the advantage in the areas of fuel efficiency, interior volume and base engine power. Based on this comparison of the BMW M8's and the BMW M6's specifications and ratings, the BMW M8 is a better car than the BMW M6.
Engine Power and Fuel Efficiency Comparison: For engine performance, the BMW M8’s base engine makes 617 horsepower, and the BMW M6 base engine makes 552 horsepower. The M8 is rated to deliver an average of 17 miles per gallon, with a highway range of 442 miles. The M6 is rated to deliver an average of 16 miles per gallon, with a highway range of 422 miles. This gives the BMW M8 the fuel efficiency and maximum range advantage over the BMW M6. Both models use premium unleaded.
Passenger Space Comparison: The BMW M8 has the advantage of offering more interior volume, reflected in more front shoulder room, rear head room and rear leg room. The BMW M6 has the advantage in the area of cargo space. The BMW M8 and BMW M6 are comparable in regards to front head room, front leg room and rear shoulder room.
New Car Pricing
Asking Price:
144205 - 170622
Starting MSRP:
140000
Category Avg Starting MSRP:
(Luxury Midsize Cars)
79467
Category Starting MSRP Range:
(Luxury Midsize Cars)
42140 - 200195
New Car Pricing
Asking Price:
-
Starting MSRP:
119900
Category Avg Starting MSRP:
(Luxury Midsize Cars)
60362
Category Starting MSRP Range:
(Luxury Midsize Cars)
25070 - 121400
Used Car Pricing
Avg Used Car Price:
132533
Price Range:
114995 - 157525
Category Avg Price:
(Luxury Midsize Cars)
80683
Category Avg Price Range:
(Luxury Midsize Cars)
43661 - 144992
# Used Cars for Sale Nationally:
34
Avg Mileage of Used Cars for Sale:
10272
# Good or Great Deals:
23
Used Car Pricing
Avg Used Car Price:
Price Range:
-
Category Avg Price:
(Luxury Midsize Cars)
31994
Category Avg Price Range:
(Luxury Midsize Cars)
18803 - 71514
# Used Cars for Sale Nationally:
2
Avg Mileage of Used Cars for Sale:
31070
# Good or Great Deals:
0
BMW M8 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
7.2 / 10
Safety:
Not available
BMW M6 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
iSeeCars Reliability Insights for BMW M8
Avg Life Expectancy (years):
Typical Category Life Expectancy:
(Luxury Midsize Cars)
13.2
Category Life Expectancy Range:
(Luxury Midsize Cars)
9.4 - 22.1
Chance of Reaching 200k Miles for a New Car:
iSeeCars Reliability Insights for BMW M6
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
(Luxury Midsize Cars)
7.2
Category Remaining Life Expectancy Range:
(Luxury Midsize Cars)
3.4 - 16.1
Chance of Reaching 200k Miles for a New Car:
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
6.981578871868141
Typical Category Recalls:
(Luxury Midsize Cars)
3.0
Category Range for Recalls:
(Luxury Midsize Cars)
1.5 - 35.8
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
4.177631926431647
Typical Category Recalls:
(Luxury Midsize Cars)
2.2
Category Range for Recalls:
(Luxury Midsize Cars)
0.6 - 10.0
BMW M8 Rankings
Ranking
2 out of / 20Ranking
2 out of / 20Ranking
3 out of / 20Ranking
12 out of / 20Ranking
12 out of / 20Ranking
16 out of / 20Ranking
16 out of / 16BMW M6 Rankings
Available Body Styles
Convertible, Coupe, Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
BMW M8 Trim Levels
Not yet available
BMW M6 Trim Levels
Gran Coupe
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
2026 NHTSA Overall Rating:
Not yet available
2026 NHTSA Front Crash Overall Rating:
Not yet available
2026 NHTSA Side Crash Overall Rating:
Not yet available
2026 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2026 NHTSA Overall Rating:
Not yet available
2026 NHTSA Front Crash Overall Rating:
Not yet available
2026 NHTSA Side Crash Overall Rating:
Not yet available
2026 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
617 hp @ 6000 rpm
Torque:
553 foot-lbs @ 1800 rpm
Power-to-Weight Ratio (higher is better):
0.138 hp per pound
Base Drivetrain Specs
Horsepower:
552 hp @ 6000 rpm
Torque:
502 foot-lbs @ 1500 rpm
Power-to-Weight Ratio (higher is better):
0.125 hp per pound
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):
15 / 22 / 17
Range (city/hwy):
302 / 442 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:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
14 / 20 / 16
Range (city/hwy):
295 / 422 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Cooled/Ventilated Seats:
Standard
Heated Seats
Standard
Heated Steering Wheel:
Standard
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Parking Sensors:
Available
Air Suspension:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Sunroof/Moonroof:
N/A
Trailer Hitch:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
N/A
Apple CarPlay:
Standard
Bench Seats:
N/A
Bluetooth:
Standard
Cooled/Ventilated Seats:
Available
Heated Seats
Standard
Heated Steering Wheel:
Available
Internet Radio:
N/A
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Power Lift Gate:
N/A
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
N/A
Automatic Parking:
N/A
Parking Sensors:
Standard
Air Suspension:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
Standard
Roof Rack:
N/A
Sunroof/Moonroof:
N/A
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Lane Keeping Assist:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
Standard
Pedestrian Detection:
N/A
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Lane Keeping Assist:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
40.6 inches
Front Leg Room:
42.1 inches
Front Shoulder Room:
57.1 inches
Rear Head Room:
37.1 inches
Rear Leg Room:
36.6 inches
Rear Shoulder Room:
54.6 inches
Cargo Space:
15.5 cubic feet
Overall Interior Volume:
100.0 cubic feet
Interior Dimensions
Front Head Room:
40.6 inches
Front Leg Room:
42.1 inches
Front Shoulder Room:
56.7 inches
Rear Head Room:
37 inches
Rear Leg Room:
35.3 inches
Rear Shoulder Room:
54.6 inches
Cargo Space:
16.2 cubic feet
Overall Interior Volume:
97.0 cubic feet
Exterior Dimensions
Curb Weight:
4480 lbs
Width:
84.1 inches
Height:
55.9 inches
Length:
200.9 inches
Wheelbase:
119.2 inches
Ground Clearance:
5.1 inches
Exterior Dimensions
Curb Weight:
4430 lbs
Width:
82.9 inches
Height:
54.9 inches
Length:
197.5 inches
Wheelbase:
116.7 inches
Ground Clearance:
4.3 inches
Standard Wheel/Tire Information
Wheel Size:
20.0 x 9.5 inches
Wheel Type:
painted aluminum alloy
Tire Size:
275/35R20
Standard Wheel/Tire Information
Wheel Size:
20.0 x 9.5 inches
Wheel Type:
aluminum alloy
Tire Size:
265/35ZR20
Exterior Colors
Black
Black Sapphire Metallic
Blue
Frozen Tanzanite Blue Metallic / Marina Bay Blue Metallic / Tanzanite Blue II Metallic
Gray
Brooklyn Grey Metallic / Dravit Grey Metallic / Frozen Pure Grey Metallic / Skyscraper Grey Metallic
Green
Isle of Man Green Metallic
Red
Aventurin Red Metallic
White
Alpine White
Brown
Not available
Silver
Not available
Exterior Colors
Black
Black Sapphire Metallic / Citrin Black Metallic / Ruby Black Metallic
Blue
San Marino Blue Metallic / Tanzanite Blue Metallic
Gray
Moonstone Metallic / Singapore Gray Metallic / Space Gray Metallic
Green
Not available
Red
Not available
White
Alpine White / Frozen Brilliant White Metallic
Brown
Frozen Bronze Metallic
Silver
Silverstone Metallic
Interior Colors
Beige
Midrand Beige
Black
Black / Black/Midrand Beige / Black/Sakhir Orange
Brown
Taruma Brown
Gray
Silverstone
Orange
Sakhir Orange/Black
White
Ivory White/Night Blue / Ivory White/Tartufo
Red
Not available
Interior Colors
Beige
Champagne
Black
Black
Brown
Amaro Brown / Aragon Brown / Canyon Brown
Gray
Platinum/Black / Silverstone
Orange
Sakhir Orange/Black
White
Opal White / Opal White/Amaro Brown
Red
Sakhir Orange/Black
