Porsche 911 vs. Porsche 918 Spyder

iSeeCars' unbiased and data-driven comparison of the Porsche 911 and Porsche 918 Spyder 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 Porsche 911 and the Porsche 918 Spyder.

When comparing the Porsche 911's and the Porsche 918 Spyder's specifications and ratings, The Porsche 918 Spyder has the advantage in the area of base engine power. The Porsche 911 and Porsche 918 Spyder have the same fuel efficiency. Based on this comparison of the Porsche 911's and the Porsche 918 Spyder's specifications and ratings, the Porsche 918 Spyder is a better car than the Porsche 911.

Engine Power and Fuel Efficiency Comparison: For engine performance, the Porsche 911’s base engine makes 350 horsepower, and the Porsche 918 Spyder base engine makes 887 horsepower. The 911 is rated to deliver an average of 22 miles per gallon, while the 918 Spyder is rated to deliver an average of 22 miles per gallon. Both have a highway range of 456 miles. The 911 uses gasoline, and the 918 Spyder uses electricity, gasoline, gasoline.

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Model & Pricing
Porsche 911
Porsche 918 Spyder

2015 Porsche 911 Convertible
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Porsche 911 for Sale

2015 Porsche 918 Spyder
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Porsche 918 Spyder for Sale

New Car Pricing

Asking Price:

-

Starting MSRP:

96200

Category Avg Starting MSRP:
(Luxury Sports Cars)

76817

Category Starting MSRP Range:
(Luxury Sports Cars)

40350 - 145740

New Car Pricing

Asking Price:

-

Starting MSRP:

845000

Category Avg Starting MSRP:

N/A

Category Starting MSRP Range:

N/A

Used Car Pricing

Avg Used Car Price:

105136

Price Range:

67730 - 146054

Category Avg Price:
(Luxury Sports Cars)

48875

Category Avg Price Range:
(Luxury Sports Cars)

17079 - 114325

# Used Cars for Sale Nationally:

118

Avg Mileage of Used Cars for Sale:

39415

# Good or Great Deals:

35

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:

2

Avg Mileage of Used Cars for Sale:

3471

# Good or Great Deals:

0

Porsche 911 Scores & Rankings

Overall Score:

9.1 / 10

Reliability:

8.7 / 10

Retained Value:

9.4 / 10

Safety:

Not available

Porsche 918 Spyder Scores & Rankings

Overall Score:

Not available

Reliability:

Not available

Retained Value:

Not available

Safety:

Not available



iSeeCars Reliability Insights for Porsche 911

Remaining Life Expectancy (years):

19.5

Typical Category Remaining Life Expectancy:
(Luxury Sports Cars)

7.4

Category Remaining Life Expectancy Range:
(Luxury Sports Cars)

0.1 - 19.7

Chance of Reaching 200k Miles for a New Car:

0.0

iSeeCars Reliability Insights for Porsche 918 Spyder

Remaining Life Expectancy (years):

Typical Category Remaining Life Expectancy:

N/A

Category Remaining Life Expectancy Range:

N/A

Chance of Reaching 200k Miles for a New Car:



Expected 30-year Lifetime Recalls

Expected Lifetime Recalls:

3.4124732765401786

Typical Category Recalls:
(Luxury Sports Cars)

1.4

Category Range for Recalls:
(Luxury Sports Cars)

1.1 - 9.3

Expected 30-year Lifetime Recalls

Expected Lifetime Recalls:

7.625673197387886

Typical Category Recalls:

N/A

Category Range for Recalls:

N/A

Porsche 911 Rankings

Luxury Convertibles with Best Resale Value

1 / 23

Best Manual Transmission Luxury Convertibles

1 / 4

Best Luxury Convertibles

2 / 23

Most Reliable Luxury Convertibles

2 / 23

Best Manual Transmission Luxury Sports Cars

2 / 8

Luxury Sports Cars with Best Resale Value

3 / 39

Best Luxury Sports Cars

4 / 39

Most Reliable Luxury Sports Cars

4 / 39

Best Gas Mileage Luxury Sports Cars

10 / 39

Most Affordable Luxury Convertibles

10 / 13

Luxury Convertibles with the Most Horsepower

14 / 23

Most Affordable Luxury Sports Cars

19 / 24

Luxury Sports Cars with the Most Horsepower

24 / 39

Porsche 918 Spyder Rankings

Available Body Styles

Convertible, Coupe

Available Body Styles

Convertible

Available Drivetrain Options

Gasoline

Available Drivetrain Options

Plug-In Hybrid

Porsche 911 Trim Levels

Carrera, Carrera 4, Carrera 4 GTS, Carrera 4S, Carrera GTS, Carrera S, GT3, Targa 4, Targa 4S, Turbo, Turbo S

Porsche 918 Spyder Trim Levels

Base

Warranty Information

Warranty, Bumper-to-Bumper:

4 years / 50000 miles

Warranty, Powertrain:

4 years / 50000 miles

Warranty, Roadside Assistance:

4 years / 50000 miles

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:

350 hp @ 7400 rpm

Torque:

287 foot-lbs @ 5600 rpm

Power-to-Weight Ratio (higher is better):

0.109 hp per pound

Base Drivetrain Specs

Horsepower:

887 hp @ 8600 rpm

Torque:

944 foot-lbs @ 6700 rpm

Power-to-Weight Ratio (higher is better):

0.240 hp per pound

Engine Specifications

Engine Size:

3.4 liters

Engine Configuration:

Flat/Horizontally Opposed

Number of Cylinders:

6

Transmission:

Manual

Standard/Optional Drivetrain Type:

RWD / AWD

EPA Fuel Economy
(City/Highway/Combined MPG):


19 / 27 / 22

Range (city/hwy):

321 / 456 miles

Recommended Fuel Type:

Gasoline

Engine Specifications

Engine Size:

4.6 liters

Engine Configuration:

V

Number of Cylinders:

8

Transmission:

Automatic

Standard/Optional Drivetrain Type:

AWD

EPA Fuel Economy
(City/Highway/Combined MPG):


20 / 24 / 22

Range (city/hwy):

382 / 456 miles

Recommended Fuel Type:

Electricity, Gasoline, Gasoline

Standard/Optional Features

Alloy wheels:

Standard

Bench Seats:

Standard

Bluetooth:

Standard

Keyless Entry:

Standard

Leather Upholstery:

Standard

Power outlet:

Standard

Satellite radio:

Standard

Adaptive Cruise Control:

Available

Cooled/Ventilated Seats:

Available

Heated Seats

Available

Heated Steering Wheel:

Available

Keyless Ignition:

Available

Navigation System:

Available

Paddle Shifters:

Available

Parking Sensors:

Available

Voice Recognition:

Available

Air Suspension:

N/A

Android Auto:

N/A

Apple CarPlay:

N/A

Automatic Parking:

N/A

Captain's seat:

N/A

Front Bench Seats:

N/A

Internet Radio:

N/A

Massage Seats:

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

Bench Seats:

N/A

Bluetooth:

Standard

Keyless Entry:

Standard

Leather Upholstery:

Standard

Power outlet:

Standard

Satellite radio:

Standard

Adaptive Cruise Control:

N/A

Cooled/Ventilated Seats:

N/A

Heated Seats

Standard

Heated Steering Wheel:

N/A

Keyless Ignition:

Standard

Navigation System:

Standard

Paddle Shifters:

Standard

Parking Sensors:

N/A

Voice Recognition:

Standard

Air Suspension:

N/A

Android Auto:

N/A

Apple CarPlay:

N/A

Automatic Parking:

N/A

Captain's seat:

N/A

Front Bench Seats:

N/A

Internet Radio:

N/A

Massage Seats:

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

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:

Standard

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:

38.4 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:

5.6 cubic feet

Overall Interior Volume:

68.0 cubic feet

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:

3.7 cubic feet

Overall Interior Volume:

Not yet available

Exterior Dimensions

Curb Weight:

3197 lbs

Width:

71.2 inches

Height:

51.1 inches

Length:

176.8 inches

Wheelbase:

96.5 inches

Ground Clearance:

4.6 inches

Exterior Dimensions

Curb Weight:

3692 lbs

Width:

76.4 inches

Height:

45.9 inches

Length:

182.8 inches

Wheelbase:

107.5 inches

Ground Clearance:

Not yet available

Standard Wheel/Tire Information

Wheel Size:

19.0 x 8.5 inches

Wheel Type:

aluminum alloy

Tire Size:

235/40ZR19

Standard Wheel/Tire Information

Wheel Size:

20.0 x 9.5 inches

Wheel Type:

aluminum alloy

Tire Size:

265/35ZR20

Exterior Colors

Black

Black / Jet Black Metallic

Blue

Dark Blue Metallic / Sapphire Blue Metallic

Brown

Anthracite Brown Metallic / Mahogany Metallic

Gold

Lime Gold Metallic

Gray

Agate Grey Metallic

Red

Guards Red

Silver

GT Silver Metallic / Rhodium Silver Metallic

White

Carrara White Metallic / White

Yellow

Racing Yellow

Exterior Colors

Black

Basalt Black Metallic / Black

Blue

Dark Blue Metallic / Sapphire Blue Metallic

Brown

Not available

Gold

Not available

Gray

Liquid Metal Chrome Blue / Liquid Metal Silver / Meteor Grey Metallic

Red

Guards Red

Silver

GT Silver Metallic / Rhodium Silver Metallic

White

White

Yellow

Racing Yellow

Interior Colors

Beige

Luxor Beige

Black

Black / Black/Garnet Red / Black/Luxor Beige / Black/Platinum Grey

Blue

Yachting Blue

Brown

Espresso / Espresso/Cognac

Gray

Agate Grey / Agate Grey/Pebble Grey / Platinum Grey

Red

Garnet Red

Interior Colors

Beige

Not available

Black

Onyx Black

Blue

Not available

Brown

Mocca Brown

Gray

Not available

Red

Garnet Red

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