Alfa Romeo 4C vs. Porsche 911
iSeeCars' unbiased and data-driven comparison of the Alfa Romeo 4C and Porsche 911 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 Alfa Romeo 4C and the Porsche 911.
In comparing the Alfa Romeo 4C's and the Porsche 911's specifications and ratings, the Alfa Romeo 4C has the advantage in the area of fuel efficiency. The Porsche 911 has the advantage in the areas of reliability, resale value, overall quality score and base engine power. Based on this comparison of the Alfa Romeo 4C's and the Porsche 911's specifications and ratings, the Porsche 911 is a better car than the Alfa Romeo 4C.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the Alfa Romeo 4C loses 45.3 percent of its value and the Porsche 911 loses 28.2 percent of its value. This means the Porsche 911 retains 17.1 percentage points more of its value and has the advantage of higher resale value versus the Alfa Romeo 4C.
Quality Rating: The iSeeCars Overall Quality rating for the Alfa Romeo 4C is 7.6 out of 10 while the Porsche 911's quality rating is 8.6 out of 10. This results in the Alfa Romeo 4C being ranked 11 out of 27 Best Luxury Convertibles and the Porsche 911 being ranked 1 out of 27. Out of 41 Best Luxury Sports Cars, the Alfa Romeo 4C is ranked 19 and the Porsche 911 is ranked 2.
Reliability Rating: iSeeCars’ Reliability Rating for the Alfa Romeo 4C is 7.6 out of 10. For the Porsche 911 the reliability rating is 8.5 out of 10. This gives the Porsche 911 a slight advantage in reliability compared to the Alfa Romeo 4C.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Alfa Romeo 4C’s base engine makes 237 horsepower, and the Porsche 911 base engine makes 379 horsepower. The 4C is rated to deliver an average of 28 miles per gallon, with a highway range of 357 miles. The 911 is rated to deliver an average of 20 miles per gallon, with a highway range of 406 miles.This gives the Alfa Romeo 4C the advantage in fuel efficiency and the Porsche 911 the advantage in maximum range. Both models use premium unleaded.
New Car Pricing
Asking Price:
-
Starting MSRP:
$67,150
Category Avg Starting MSRP:
(Luxury Sports Cars)
$94,049
Category Starting MSRP Range:
(Luxury Sports Cars)
$41,350 - $500,000
New Car Pricing
Asking Price:
-
Starting MSRP:
$110,200
Category Avg Starting MSRP:
(Luxury Sports Cars)
$94,049
Category Starting MSRP Range:
(Luxury Sports Cars)
$41,350 - $500,000
Used Car Pricing
Avg Used Car Price:
Price Range:
-
Category Avg Price:
(Luxury Sports Cars)
$80,113
Category Avg Price Range:
(Luxury Sports Cars)
$32,174 - $182,277
# Used Cars for Sale Nationally:
0
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
0
Used Car Pricing
Avg Used Car Price:
$134,380
Price Range:
$116,798 - $154,392
Category Avg Price:
(Luxury Sports Cars)
$80,113
Category Avg Price Range:
(Luxury Sports Cars)
$32,174 - $182,277
# Used Cars for Sale Nationally:
132
Avg Mileage of Used Cars for Sale:
20,685
# Good or Great Deals:
31
Alfa Romeo 4C Scores & Rankings
Overall Score:
7.6 / 10
Reliability:
7.6 / 10
Retained Value:
7.7 / 10
Safety:
Not available
Porsche 911 Scores & Rankings
Overall Score:
8.6 / 10
Reliability:
8.5 / 10
Retained Value:
8.8 / 10
Safety:
Not available
iSeeCars Reliability Insights for Alfa Romeo 4C
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
(Luxury Sports Cars)
8.9
Category Remaining Life Expectancy Range:
(Luxury Sports Cars)
4.7 - 13.2
Chance of Reaching 200k Miles for a New Car:
iSeeCars Reliability Insights for Porsche 911
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
(Luxury Sports Cars)
8.9
Category Remaining Life Expectancy Range:
(Luxury Sports Cars)
4.7 - 13.2
Chance of Reaching 200k Miles for a New Car:
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
0.9
Typical Category Recalls:
(Luxury Sports Cars)
1.9
Category Range for Recalls:
(Luxury Sports Cars)
0.9 - 22.8
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
13
Typical Category Recalls:
(Luxury Sports Cars)
1.9
Category Range for Recalls:
(Luxury Sports Cars)
0.9 - 22.8
Alfa Romeo 4C Rankings
Ranking
2 out of / 2Ranking
5 out of / 7Ranking
8 out of / 27Ranking
9 out of / 27Ranking
11 out of / 27Ranking
11 out of / 27Ranking
13 out of / 41Ranking
13 out of / 41Ranking
13 out of / 27Ranking
14 out of / 41Ranking
19 out of / 41Ranking
24 out of / 27Ranking
28 out of / 41Ranking
39 out of / 41Porsche 911 Rankings
Ranking
1 out of / 27Ranking
1 out of / 27Ranking
1 out of / 27Ranking
2 out of / 41Ranking
2 out of / 41Ranking
2 out of / 27Ranking
3 out of / 41Ranking
5 out of / 41Ranking
15 out of / 19Ranking
17 out of / 27Ranking
24 out of / 32Ranking
32 out of / 41Available Body Styles
Convertible
Available Body Styles
Convertible, Coupe
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Alfa Romeo 4C Trim Levels
Spider, Spider 33 Stradale Tributo, Spider Italia
Porsche 911 Trim Levels
Carrera, Carrera 4, Carrera 4S, Carrera S
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
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:
237 hp @ 6000 rpm
Torque:
258 foot-lbs @ 2200 rpm
Power-to-Weight Ratio (higher is better):
0.095 hp per pound
Base Drivetrain Specs
Horsepower:
379 hp @ 6500 rpm
Torque:
331 foot-lbs @ 1950 rpm
Power-to-Weight Ratio (higher is better):
0.108 hp per pound
Engine Specifications
Engine Size:
1.7 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
24 / 34 / 28
Range (city/hwy):
252 / 357 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Flat/Horizontally Opposed
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
17 / 24 / 20
Range (city/hwy):
287 / 406 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Leather Upholstery:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power outlet:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Adaptive Cruise Control:
N/A
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Automatic Parking:
N/A
Bench Seats:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Heated Seats
N/A
Heated Steering Wheel:
N/A
Internet Radio:
N/A
Keyless Ignition:
N/A
Massage Seats:
N/A
Navigation System:
N/A
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roadside assistance:
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
Bluetooth:
Standard
Keyless Entry:
Standard
Leather Upholstery:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power outlet:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Adaptive Cruise Control:
Available
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
Standard
Automatic Parking:
N/A
Bench Seats:
Standard
Captain's seat:
N/A
Cooled/Ventilated Seats:
Available
Front Bench Seats:
N/A
Heated Seats
Standard
Heated Steering Wheel:
Available
Internet Radio:
N/A
Keyless Ignition:
Standard
Massage Seats:
N/A
Navigation System:
Standard
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roadside assistance:
Standard
Roof Rack:
N/A
Sunroof/Moonroof:
N/A
Trailer Hitch:
N/A
Wifi:
Standard
Wireless Smartphone Charging:
N/A
Safety Features
Backup camera:
Standard
360-Degree 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
Backup camera:
Standard
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
Standard
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:
38 inches
Front Leg Room:
42.7 inches
Front Shoulder Room:
49.8 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
3.7 cubic feet
Overall Interior Volume:
Not yet available
Interior Dimensions
Front Head Room:
Not yet available
Front Leg Room:
Not yet available
Front Shoulder Room:
Not yet available
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
4.6 cubic feet
Overall Interior Volume:
Not yet available
Exterior Dimensions
Curb Weight:
2487 lbs
Width:
73.5 inches
Height:
46.7 inches
Length:
157 inches
Wheelbase:
93.7 inches
Ground Clearance:
4.4 inches
Exterior Dimensions
Curb Weight:
3508 lbs
Width:
79.7 inches
Height:
51.1 inches
Length:
177.9 inches
Wheelbase:
96.5 inches
Ground Clearance:
4.6 inches
Standard Wheel/Tire Information
Wheel Size:
17.0 x 7.0 inches
Wheel Type:
aluminum alloy
Tire Size:
205/45R17
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
235/40ZR19
Exterior Colors
Black
Black
Gray
Basalt Grey Metallic
Red
Alfa Rosso / Rosso Competizione Tri-Coat
White
White
Blue
Not available
Green
Not available
Orange
Not available
Silver
Not available
Yellow
Not available
Exterior Colors
Black
Black / Jet Black Metallic
Gray
Agate Grey Metallic / Chalk
Red
Carmine Red / Guards Red
White
Carrara White Metallic / White
Blue
Gentian Blue Metallic / Miami Blue / Night Blue Metallic
Green
Aventurine Green Metallic
Orange
Lava Orange
Silver
Dolomite Silver Metallic / GT Silver Metallic
Yellow
Racing Yellow
Interior Colors
Black
Black / Black/Yellow
Blue
Not available
Brown
Not available
Gray
Not available
Green
Not available
Red
Not available
Interior Colors
Black
Black / Black w/ Chalk Stitching / Black/Bordeaux Red / Black/Iceland Green / Black/Mojave Beige
Blue
Graphite Blue / Graphite Blue w/ Chalk Stitching
Brown
Truffle Brown / Truffle Brown w/ Chalk Stitching
Gray
Slate Gray/Chalk / Slate Grey / Slate Grey w/ Chalk Stitching
Green
Agave Green / Agave Green w/ Chalk Stitching
Red
Bordeaux Red / Bordeaux Red w/ Chalk Stitching