Compare Audi R8 Coupe vs Audi TTS Roadster vs Porsche 911 GT3 RS

Audi R8 Coupe
2021 Audi R8 Coupe
Select configuration:
$142,700
Starting Price (MSRP)
N/A
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Audi TTS Roadster
2015 Audi TTS Roadster
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$51,700
Starting Price (MSRP)
N/A
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Porsche 911 GT3 RS
2019 Porsche 911 GT3 RS
Select configuration:
$187,500
Starting Price (MSRP)
8.3
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Overview

Engine
5.2-liter V10 Gas
Engine
2.0-liter Turbo Inline-4 Gas
Engine
4.0-liter Flat 6 Gas
Transmission
7-Speed Automatic
Transmission
6-Speed Automatic
Transmission
7-Speed Automatic
Drivetrain
Rear-Wheel Drive
Drivetrain
All-Wheel Drive
Drivetrain
Rear-Wheel Drive
Fuel Economy
City: 14 MPG
Hwy: 23 MPG
Fuel Economy
City: 22 MPG
Hwy: 31 MPG
Fuel Economy
City: 15 MPG
Hwy: 19 MPG
Fuel Tank Capacity
21.9 gallons
Fuel Tank Capacity
15.9 gallons
Fuel Tank Capacity
16.9 gallons
Seating Capacity
2 seater
Seating Capacity
2 seater
Seating Capacity
2 seater
Trunk Volume
8 ft³
Trunk Volume
8.8 ft³
Trunk Volume
N/A

Photos

51
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35
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Performance Specs

Engine and Transmission

Engine
5.2-liter V10 Gas
2.0-liter Turbo Inline-4 Gas
4.0-liter Flat 6 Gas
Horsepower
532 hp @ 4475 rpm
265 hp @ 6000 rpm
520 hp @ 8250 rpm
Torque
398 lb-ft @ 6300 rpm
258 lb-ft @ 2500 rpm
346 lb-ft @ 6000 rpm
Transmission
7-Speed Automatic
6-Speed Automatic
7-Speed Automatic
Drivetrain
Rear-Wheel Drive
All-Wheel Drive
Rear-Wheel Drive

Weight and Towing

Curb Weight
3,594 lbs
3,439 lbs
3,153 lbs

Fuel and MPG

Fuel Economy

Combined
17 MPG
26 MPG
16 MPG
City
14 MPG
22 MPG
15 MPG
Highway
23 MPG
31 MPG
19 MPG

Emissions

CO2 Emissions @ 15K mi/year
10.3 Tons/yr
7.1 (Est) Tons/yr
11.0 Tons/yr

Fuel Tank

Fuel Tank Capacity
21.9 gallons
15.9 gallons
16.9 gallons
Cruising Range City
306.6 miles
349.8 miles
253.5 miles
Cruising Range Highway
503.7 miles
492.9 miles
321.1 miles

Dimensions and Measurement

Exterior Dimensions

Length
174.4 in
165.3 in
179.4 in
Height
48.7 in
53.1 in
51.1 in
Max Width
76.4 in
72.5 in
74 in
Front Width
64.8 in
61.2 in
62.5 in
Rear Width
63 in
60.9 in
61.3 in
Wheelbase
104.3 in
97.2 in
96.6 in

Interior Space

Seating Capacity
2 seater
2 seater
2 seater
Front Seat Leg Room
40.9 in
41.1 in
N/A
Front Seat Headroom
38.5 in
37.6 in
N/A
Front Seat Shoulder Room
55.1 in
53.2 in
N/A

Cargo Space

Trunk Volume
8 ft³
8.8 ft³
N/A

Wheels and Suspension

Steering

Steering Type
Rack-Pinion
Rack-Pinion
Rack-Pinion
Turning Diameter
36.7 ft
36 ft
36.4 ft

Wheels

Wheels Type
Aluminum Wheels
N/A
N/A
Front Wheel Size
20" x 8.5"
19" x 9"
20" x 9.5"
Rear Wheel Size
20" x 11"
19" x 9"
21" x 12.5"

Suspension

Front Suspension
Double Wishbone
Strut
Strut
Rear Suspension
Double Wishbone
Multi-Link
Multi-Link

Tires

Front Tire
P245/30YR20
P255/35YR19
P265/35YR20
Rear Tire
P305/30YR20
P255/35YR19
P325/30YR21

Colors and Materials

Standard Exterior Colors

  • Ibis White
  • Vegas Yellow
  • Brilliant Black/Black Roof, (DISC)
  • Ibis White/Black Roof, (DISC)
  • Black
  • Guards Red
  • Racing Yellow
  • White

Optional Exterior Colors

  • Daytona Gray Pearl Effect
  • Florett Silver Metallic
  • Kemora Gray Metallic
  • Mythos Black Metallic
  • Suzuka Gray Metallic
  • Tango Red Metallic
  • Ara Blue Crystal Effect
  • Glacier White Metallic/Black Roof, (DISC)
  • Ice Silver Metallic/Black Roof, (DISC)
  • Misano Red Pearl Effect/Black Roof, (DISC)
  • Oolong Gray Metallic/Black Roof, (DISC)
  • Phantom Black Pearl Effect/Black Roof, (DISC)
  • Samoa Orange Metallic/Black Roof
  • Scuba Blue Metallic/Black Roof, (DISC)
  • Volcano Red Metallic/Black Roof, (DISC)
  • Chalk
  • GT Silver Metallic
  • Lava Orange
  • Lizard Green
  • Miami Blue

Standard Interior Materials

  • Black, Diamond Stitched Seat Trim
  • Black, Fine Nappa Leather Seat Trim
  • Black/Ara Blue Stitching, Diamond Stitched Seat Trim
  • Black/Ara Blue Stitching, Fine Nappa Leather Seat Trim
  • Black/Express Red Stitch, Diamond Stitched Seat Trim
  • Black/Express Red Stitch, Fine Nappa Leather Seat Trim
  • Black/Rock Gray Stitching, Diamond Stitched Seat Trim
  • Black/Rock Gray Stitching, Fine Nappa Leather Seat Trim
  • Black/Vegas Yellow, Diamond Stitched Seat Trim
  • Black/Vegas Yellow, Fine Nappa Leather Seat Trim
  • Express Red, Diamond Stitched Seat Trim
  • Express Red, Fine Nappa Leather Seat Trim
  • Palomino Brown, Diamond Stitched Seat Trim
  • Palomino Brown, Fine Nappa Leather Seat Trim
  • Pastel Silver, Diamond Stitched Seat Trim
  • Pastel Silver, Fine Nappa Leather Seat Trim
  • Black, Silk Nappa Leather Seat Trim
  • Black/Crimson Red, Bi-Color Fine Nappa Leather Seat Trim
  • Black/Magma Red, Silk Nappa Leather Seat Trim
  • Black/Orange, Silk Nappa Leather Seat Trim
  • Black/Spectral Silver, Silk Nappa Leather Seat Trim
  • Black/Titanium, Bi-Color Fine Nappa Leather Seat Trim
  • Madras Brown, Baseball Optic Leather Seat Trim
  • Black, Leather/Alcantara Seat Trim

Optional Interior Materials

N/A
N/A
  • Black, Leather/Alcantara Seat Trim w/Leather Interior
  • Black/Lizard Green, Two-Tone Leather Seat Trim w/Leather Interior

Features and Options

Infotainment

HD Radio
Not Available
Not Available
Standard
Bluetooth Connection
Standard
Standard
Standard
Hard Disk Drive Media Storage
Not Available
Not Available
Standard
Premium Sound System
Optional
Standard
Optional
Satellite Radio
Standard
Standard
Standard
Smart Device Integration
Standard
Not Available
Standard
WiFi Hotspot
Standard
Not Available
Standard
Auxiliary Audio Input
Standard
Standard
Standard
MP3 Player
Standard
Standard
Standard

Interior Trim

Bucket Seats
Standard
Standard
Not Available
Cloth Seats
Standard
Standard
Optional
Leather Seats
Standard
Standard
Standard
Leather Steering Wheel
Standard
Standard
Standard
Premium Synthetic Seats
Standard
Standard
Standard
Vinyl Seats
Standard
Standard
Optional

Comfort

Navigation System
Standard
Optional
Standard
Steering Wheel Audio Controls
Standard
Standard
Not Available
Power Mirror(s)
Standard
Standard
Standard
A/C
Standard
Standard
Standard
Climate Control
Standard
Standard
Standard
Cruise Control
Standard
Standard
Standard
Heated Front Seat(s)
Standard
Standard
Optional
Keyless Entry
Standard
Standard
Standard
Multi-Zone A/C
Not Available
Not Available
Standard
Power Driver Seat
Standard
Standard
Not Available
Power Passenger Seat
Standard
Standard
Not Available
Remote Trunk Release
Standard
Standard
Not Available
Universal Garage Door Opener
Standard
Standard
Not Available
Rear A/C
Not Available
Not Available
Standard
Keyless Start
Standard
Not Available
Not Available

Safety

Safety Features

Back-Up Camera
Standard
Not Available
Standard
Rear Parking Aid
Standard
Optional
Not Available
ABS
Standard
Standard
Standard
Tire Pressure Monitor
Standard
Standard
Standard
Brake Assist
Standard
Standard
Standard
Stability Control
Standard
Standard
Standard
Traction Control
Standard
Standard
Standard

Airbags

Driver Air Bag
Standard
Standard
Standard
Front Head Air Bag
Standard
Not Available
Standard
Front Side Air Bag
Standard
Standard
Standard
Knee Air Bag
Standard
Standard
Standard
Passenger Air Bag
Standard
Standard
Standard

Warranty

Warranty Summary

Basic
4 Years / 50,000 Miles
4 Years / 50,000 Miles
4 Years / 50,000 Miles
Corrosion
12 Years / Unlimited Miles
12 Years / Unlimited Miles
12 Years / Unlimited Miles
Drivetrain
4 Years / 50,000 Miles
4 Years / 50,000 Miles
4 Years / 50,000 Miles
Roadside Assistance
4 Years / Unlimited Miles
4 Years / Unlimited Miles
4 Years / 50,000 Miles
Maintenance
N/A
1 Years / 5,000 Miles
1 Years / 10,000 Miles