BMW 4 Series vs. BMW 8 Series
iSeeCars' unbiased and data-driven comparison of the BMW 4 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 4 Series and the BMW 8 Series.
When comparing the BMW 4 Series's and the BMW 8 Series's specifications and ratings, the BMW 4 Series has the advantage in the areas of new vehicle base pricing 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 4 Series's and the BMW 8 Series's specifications and ratings, the two cars are fairly comparable.
Pricing: For a new model, the BMW 4 Series's price is between $61,398 and $82,198, with the BMW 8 Series priced between $104,195 and $123,160.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the BMW 4 Series loses 52.4 percent of its value and the BMW 8 Series loses 49.8 percent of its value. This means the BMW 8 Series retains 2.6 percentage points more of its value and has the advantage of higher resale value versus the BMW 4 Series.
Engine Power and Fuel Efficiency Comparison: For engine performance, the BMW 4 Series’s base engine makes 255 horsepower, and the BMW 8 Series base engine makes 335 horsepower.
Passenger Space Comparison: The BMW 4 Series, a compact car, has the advantage of offering more interior volume, reflected in more front head room, rear head room, rear leg room, and cargo space. The BMW 8 Series, a midsize car, has the advantage in the areas of front shoulder room, front leg room and rear shoulder room.
New Car Pricing
Asking Price:
$61,398 - $82,198
Starting MSRP:
$58,700
Category Avg Starting MSRP:
(Luxury Compact Cars)
$46,738
Category Starting MSRP Range:
(Luxury Compact Cars)
$34,995 - $58,700
New Car Pricing
Asking Price:
$104,195 - $123,160
Starting MSRP:
$100,500
Category Avg Starting MSRP:
(Luxury Midsize Cars)
$93,699
Category Starting MSRP Range:
(Luxury Midsize Cars)
$47,595 - $138,800
Used Car Pricing
Avg Used Car Price:
Price Range:
-
Category Avg Price:
N/A
Category Avg Price Range:
N/A
# Used Cars for Sale Nationally:
1,047
Avg Mileage of Used Cars for Sale:
2,246
# Good or Great Deals:
57
Used Car Pricing
Avg Used Car Price:
Price Range:
-
Category Avg Price:
N/A
Category Avg Price Range:
N/A
# Used Cars for Sale Nationally:
241
Avg Mileage of Used Cars for Sale:
1,294
# Good or Great Deals:
14
5-year Depreciation
Depreciation $:
$30,884
Depreciation %:
52.6%
Resale Value $:
$27,816
Residual Value %:
47.4%
Typical Category Depreciation %:
(Luxury Compact Cars)
49.5%
Category Depreciation Range:
(Luxury Compact Cars)
45.2% - 52.6%
5-year Depreciation
Depreciation $:
$52,194
Depreciation %:
51.9%
Resale Value $:
$48,306
Residual Value %:
48.1%
Typical Category Depreciation %:
(Luxury Midsize Cars)
50.9%
Category Depreciation Range:
(Luxury Midsize Cars)
49.6% - 56.6%
BMW 4 Series Scores & Rankings
Overall Score:
7.3 / 10
Reliability:
7.4 / 10
Retained Value:
7.2 / 10
Safety:
Not available
BMW 8 Series Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
7.4 / 10
Safety:
Not available
iSeeCars Reliability Insights for BMW 4 Series
Avg Life Expectancy (years):
9.7
Typical Category Life Expectancy:
(Luxury Compact Cars)
10.2
Category Life Expectancy Range:
(Luxury Compact Cars)
9.7 - 10.8
Chance of Reaching 200k Miles for a New Car:
0%
iSeeCars Reliability Insights for BMW 8 Series
Avg Life Expectancy (years):
Typical Category Life Expectancy:
N/A
Category Life Expectancy Range:
N/A
Chance of Reaching 200k Miles for a New Car:
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
Typical Category Recalls:
N/A
Category Range for Recalls:
N/A
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
Typical Category Recalls:
N/A
Category Range for Recalls:
N/A
BMW 4 Series Rankings
Ranking
2 out of / 27Ranking
2 out of / 27Ranking
5 out of / 27Ranking
5 out of / 19Ranking
5 out of / 5Ranking
14 out of / 27Ranking
17 out of / 27Ranking
18 out of / 27Ranking
26 out of / 27BMW 8 Series Rankings
Ranking
6 out of / 27Ranking
6 out of / 27Ranking
9 out of / 27Ranking
11 out of / 27Ranking
12 out of / 19Ranking
23 out of / 27Available Body Styles
Convertible, Coupe
Available Body Styles
Convertible, Coupe, Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
BMW 4 Series Trim Levels
430i, 430i xDrive, M440i, M440i xDrive
BMW 8 Series Trim Levels
840i, 840i xDrive, M850i xDrive, 840i Gran Coupe, 840i xDrive Gran Coupe, ALPINA B8 Gran Coupe, M850i xDrive 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
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:
255 hp @ 4700 rpm
Torque:
295 foot-lbs @ 1600 rpm
Power-to-Weight Ratio (higher is better):
0.063 hp per pound
Base Drivetrain Specs
Horsepower:
335 hp @ 5000 rpm
Torque:
369 foot-lbs @ 1600 rpm
Power-to-Weight Ratio (higher is better):
0.081 hp per pound
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
Not yet available
Range (city/hwy):
Not yet available
Recommended Fuel Type:
Not yet available
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
Not yet available
Range (city/hwy):
Not yet available
Recommended Fuel Type:
Not yet available
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
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
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Available
Air Suspension:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
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:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Available
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
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Standard
Air Suspension:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
Standard
Quad Seats:
N/A
Roof Rack:
N/A
Sunroof/Moonroof:
N/A
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Standard
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
Standard
360-Degree Camera:
N/A
Lane Keeping Assist:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
360-Degree Camera:
N/A
Lane Keeping Assist:
N/A
Interior Dimensions
Front Head Room:
40.6 inches
Front Leg Room:
41.8 inches
Front Shoulder Room:
55.1 inches
Rear Head Room:
36.1 inches
Rear Leg Room:
32.5 inches
Rear Shoulder Room:
43.9 inches
Cargo Space:
13.6 cubic feet
Overall Interior Volume:
84.0 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:
34.7 inches
Rear Leg Room:
29.5 inches
Rear Shoulder Room:
45.7 inches
Cargo Space:
12.4 cubic feet
Overall Interior Volume:
81.0 cubic feet
Exterior Dimensions
Curb Weight:
4026 lbs
Width:
81.9 inches
Height:
54.6 inches
Length:
187.9 inches
Wheelbase:
112.2 inches
Ground Clearance:
5 inches
Exterior Dimensions
Curb Weight:
4156 lbs
Width:
84.1 inches
Height:
53 inches
Length:
191.2 inches
Wheelbase:
111.1 inches
Ground Clearance:
4.6 inches
Standard Wheel/Tire Information
Wheel Size:
18.0 x 7.5 inches
Wheel Type:
painted aluminum alloy
Tire Size:
225/45R18
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.0 inches
Wheel Type:
painted aluminum alloy
Tire Size:
245/40R19
Exterior Colors
Black
Black Sapphire Metallic / Jet Black
Blue
Arctic Race Blue Metallic / Frozen Portimao Blue Metallic / Portimao Blue Metallic / Tanzanite Blue II Metallic
Gray
Brooklyn Grey Metallic / Dravit Grey Metallic / Skyscraper Grey Metallic
Green
Cape York Green Metallic
Red
Vegas Red Metallic
White
Alpine White / Mineral White Metallic
Orange
Not available
Exterior Colors
Black
Black Sapphire Metallic / Carbon Black Metallic
Blue
Frozen Tanzanite Blue Metallic / Portimao Blue Metallic / Tanzanite Blue II Metallic
Gray
Dravit Grey Metallic / Frozen Pure Grey Metallic / Skyscraper Grey Metallic
Green
San Remo Green Metallic
Red
Aventurin Red Metallic
White
Alpine White / Mineral White Metallic
Orange
Sunset Orange Metallic
Interior Colors
Beige
Canberra Beige
Black
Black / Black w/ Blue Contrast Stitching / Black w/ Red Highlight
Brown
Cognac / Mocha
Gray
Oyster
Red
Tacora Red
Blue
Not available
White
Not available
Interior Colors
Beige
Not available
Black
Black / Black w/ BlackM Piping
Brown
Cognac / Tartufo/Black
Gray
Not available
Red
Fiona Red/Black
Blue
Night Blue/Black
White
Ivory White / Ivory White/Night Blue / Ivory White/Tartufo
