BMW M4 vs. Porsche Boxster
iSeeCars' unbiased and data-driven comparison of the BMW M4 and Porsche Boxster 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 M4 and the Porsche Boxster.
In comparing the BMW M4's and the Porsche Boxster's specifications and ratings, the BMW M4 has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars and base engine power. The Porsche Boxster has the advantage in the area of fuel efficiency. Based on this comparison of the BMW M4's and the Porsche Boxster's specifications and ratings, the BMW M4 is a better car than the Porsche Boxster.
Pricing: A used 2016 BMW M4 ranges from $27,561 to $41,035 while a used 2016 Porsche Boxster is priced between $31,615 to $120,742.
Engine Power and Fuel Efficiency Comparison: For engine performance, the BMW M4’s base engine makes 425 horsepower, and the Porsche Boxster base engine makes 265 horsepower. The M4 is rated to deliver an average of 20 miles per gallon, with a highway range of 411 miles. The Boxster is rated to deliver an average of 24 miles per gallon, with a highway range of 507 miles. This gives the Porsche Boxster the fuel efficiency and maximum range advantage over the BMW M4. Both models use gasoline.
New Car Pricing
Asking Price:
-
Starting MSRP:
74200
Category Avg Starting MSRP:
(Luxury Sports Cars)
74424
Category Starting MSRP Range:
(Luxury Sports Cars)
42900 - 145740
New Car Pricing
Asking Price:
-
Starting MSRP:
52100
Category Avg Starting MSRP:
N/A
Category Starting MSRP Range:
N/A
Used Car Pricing
Avg Used Car Price:
34271
Price Range:
27561 - 41035
Category Avg Price:
(Luxury Sports Cars)
49906
Category Avg Price Range:
(Luxury Sports Cars)
22026 - 178025
# Used Cars for Sale Nationally:
64
Avg Mileage of Used Cars for Sale:
65529
# Good or Great Deals:
22
Used Car Pricing
Avg Used Car Price:
80850
Price Range:
31615 - 120742
Category Avg Price:
N/A
Category Avg Price Range:
N/A
# Used Cars for Sale Nationally:
23
Avg Mileage of Used Cars for Sale:
37970
# Good or Great Deals:
6
BMW M4 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
7.8 / 10
Safety:
Not available
Porsche Boxster Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
iSeeCars Reliability Insights for BMW M4
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
(Luxury Sports Cars)
7.3
Category Remaining Life Expectancy Range:
(Luxury Sports Cars)
0.9 - 20.7
Chance of Reaching 200k Miles for a New Car:
iSeeCars Reliability Insights for Porsche Boxster
Remaining Life Expectancy (years):
8.5
Typical Category Remaining Life Expectancy:
N/A
Category Remaining Life Expectancy Range:
N/A
Chance of Reaching 200k Miles for a New Car:
0.0
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
6.074346939389366
Typical Category Recalls:
(Luxury Sports Cars)
2.1
Category Range for Recalls:
(Luxury Sports Cars)
0.9 - 7.9
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2.6073680809487922
Typical Category Recalls:
N/A
Category Range for Recalls:
N/A
BMW M4 Rankings
Ranking
1 out of / 39Ranking
1 out of / 23Ranking
1 out of / 23Ranking
1 out of / 1Ranking
2 out of / 3Ranking
3 out of / 39Ranking
5 out of / 23Ranking
6 out of / 23Ranking
6 out of / 23Ranking
6 out of / 13Ranking
7 out of / 39Ranking
7 out of / 39Ranking
9 out of / 39Ranking
9 out of / 23Ranking
12 out of / 24Ranking
18 out of / 39Ranking
18 out of / 23Ranking
19 out of / 39Ranking
35 out of / 39Porsche Boxster Rankings
Available Body Styles
Convertible, Coupe
Available Body Styles
Convertible
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
BMW M4 Trim Levels
Not yet available
Porsche Boxster Trim Levels
Base, Black Edition, GTS, S, Spyder
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 / 50000 miles
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:
425 hp @ 5500 rpm
Torque:
406 foot-lbs @ 1850 rpm
Power-to-Weight Ratio (higher is better):
0.105 hp per pound
Base Drivetrain Specs
Horsepower:
265 hp @ 6700 rpm
Torque:
206 foot-lbs @ 4500 rpm
Power-to-Weight Ratio (higher is better):
0.092 hp per pound
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Manual
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
17 / 26 / 20
Range (city/hwy):
269 / 411 miles
Recommended Fuel Type:
Gasoline
Engine Specifications
Engine Size:
2.7 liters
Engine Configuration:
Flat/Horizontally Opposed
Number of Cylinders:
6
Transmission:
Manual
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
20 / 30 / 24
Range (city/hwy):
338 / 507 miles
Recommended Fuel Type:
Gasoline
Standard/Optional Features
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Automatic Parking:
Available
Heated Steering Wheel:
Available
Parking Sensors:
Available
Adaptive Cruise Control:
N/A
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Paddle Shifters:
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
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Bench Seats:
N/A
Bluetooth:
Standard
Heated Seats
Available
Keyless Entry:
Standard
Keyless Ignition:
Available
Leather Upholstery:
Standard
Navigation System:
Available
Power outlet:
Standard
Roadside assistance:
N/A
Satellite radio:
Available
Voice Recognition:
Available
Automatic Parking:
N/A
Heated Steering Wheel:
Available
Parking Sensors:
Available
Adaptive Cruise Control:
Available
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
Available
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Paddle Shifters:
Available
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
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Safety Features
360-Degree Camera:
N/A
Backup camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Features
360-Degree Camera:
N/A
Backup camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
40.4 inches
Front Leg Room:
42.2 inches
Front Shoulder Room:
57.1 inches
Rear Head Room:
37.1 inches
Rear Leg Room:
33.1 inches
Rear Shoulder Room:
52 inches
Cargo Space:
7.8 cubic feet
Overall Interior Volume:
Not yet available
Interior Dimensions
Front Head Room:
38.3 inches
Front Leg Room:
41.6 inches
Front Shoulder Room:
51.5 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
9.9 cubic feet
Overall Interior Volume:
Not yet available
Exterior Dimensions
Curb Weight:
4055 lbs
Width:
79.3 inches
Height:
52.6 inches
Length:
183.9 inches
Wheelbase:
110.7 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
2888 lbs
Width:
70.9 inches
Height:
50.5 inches
Length:
172.2 inches
Wheelbase:
97.4 inches
Ground Clearance:
4.8 inches
Standard Wheel/Tire Information
Wheel Size:
18.0 x 9.0 inches
Wheel Type:
aluminum alloy
Tire Size:
P255/40R18
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
235/45ZR18
Exterior Colors
Black
Black Sapphire Metallic
Blue
Tanzanite Blue Metallic / Yas Marina Blue Metallic
Brown
Smoked Topaz Metallic
Gray
Azurite Black Metallic / Mineral Grey Metallic
Orange
Sakhir Orange Metallic
Silver
Champagne Quartz Metallic / Silverstone Metallic
White
Alpine White / Mineral White Metallic
Yellow
Austin Yellow Metallic
Gold
Not available
Red
Not available
Exterior Colors
Black
Black / Jet Black Metallic
Blue
Dark Blue Metallic / Sapphire Blue Metallic
Brown
Mahogany Metallic
Gray
Agate Grey Metallic
Orange
Not available
Silver
GT Silver Metallic / Rhodium Silver Metallic
White
Carrara White Metallic / White
Yellow
Racing Yellow
Gold
Lime Gold Metallic
Red
Carmine Red Metallic / Guards Red
Interior Colors
Beige
Sonoma Beige
Black
Black
Brown
Amaro Brown / Cohiba Brown/Black / Golden Brown / Nutmeg
Gray
Silverstone
Orange
Sakhir Orange/Black
Red
Sakhir Orange/Black
White
Opal White
Blue
Not available
Interior Colors
Beige
Luxor Beige
Black
Black / Black/Luxor Beige
Brown
Espresso
Gray
Agate Grey / Agate Grey/Amber Orange / Agate Grey/Lime Gold / Agate Grey/Orange Amber / Agate Grey/Pebble Grey / Platinum Grey
Orange
Not available
Red
Garnet Red
White
Not available
Blue
Yachting Blue
