Mercedes-Benz SLC vs. Audi TT
iSeeCars' unbiased and data-driven comparison of the Mercedes-Benz SLC and Audi TT 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 Mercedes-Benz SLC and the Audi TT.
In comparing the Mercedes-Benz SLC's and the Audi TT's specifications and ratings, the Mercedes-Benz SLC has the advantage in the areas of fuel efficiency, resale value and base engine power. The Audi TT has the advantage in the area of typical lower range of pricing for one- to five-year-old used cars. Based on this comparison of the Mercedes-Benz SLC's and the Audi TT's specifications and ratings, the Mercedes-Benz SLC is a better car than the Audi TT.
Pricing: A used 2020 Mercedes-Benz SLC ranges from $33,950 to $49,942 while a used 2020 Audi TT is priced between $32,895 to $44,163.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the Mercedes-Benz SLC loses 44.3 percent of its value and the Audi TT loses 45.2 percent of its value. This means the Mercedes-Benz SLC retains 0.9 percentage points more of its value and has the advantage of higher resale value versus the Audi TT.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Mercedes-Benz SLC’s base engine makes 241 horsepower, and the Audi TT base engine makes 228 horsepower. The SLC is rated to deliver an average of 27 miles per gallon, with a highway range of 509 miles. The TT is rated to deliver an average of 26 miles per gallon, with a highway range of 450 miles. This gives the Mercedes-Benz SLC the fuel efficiency and maximum range advantage over the Audi TT. The SLC uses premium unleaded, and the TT uses regular unleaded.
New Car Pricing
Asking Price:
-
Starting MSRP:
$49,950
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:
$49,000
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:
$40,747
Price Range:
$33,950 - $49,942
Category Avg Price:
(Luxury Sports Cars)
$80,113
Category Avg Price Range:
(Luxury Sports Cars)
$32,174 - $182,277
# Used Cars for Sale Nationally:
17
Avg Mileage of Used Cars for Sale:
23,247
# Good or Great Deals:
3
Used Car Pricing
Avg Used Car Price:
$39,658
Price Range:
$32,895 - $44,163
Category Avg Price:
(Luxury Sports Cars)
$80,113
Category Avg Price Range:
(Luxury Sports Cars)
$32,174 - $182,277
# Used Cars for Sale Nationally:
3
Avg Mileage of Used Cars for Sale:
19,598
# Good or Great Deals:
0
Mercedes-Benz SLC Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
7.7 / 10
Safety:
Not available
Audi TT Scores & Rankings
Overall Score:
8.1 / 10
Reliability:
8.5 / 10
Retained Value:
7.7 / 10
Safety:
Not available
iSeeCars Reliability Insights for Mercedes-Benz SLC
Remaining Life Expectancy (years):
9.6
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:
0%
iSeeCars Reliability Insights for Audi TT
Remaining Life Expectancy (years):
4.7
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:
0%
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.8
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:
1.4
Typical Category Recalls:
(Luxury Sports Cars)
1.9
Category Range for Recalls:
(Luxury Sports Cars)
0.9 - 22.8
Mercedes-Benz SLC Rankings
Ranking
8 out of / 27Ranking
10 out of / 27Ranking
12 out of / 27Ranking
14 out of / 41Ranking
15 out of / 41Ranking
19 out of / 27Ranking
24 out of / 41Ranking
33 out of / 41Audi TT Rankings
Ranking
1 out of / 5Ranking
2 out of / 27Ranking
2 out of / 27Ranking
3 out of / 41Ranking
3 out of / 19Ranking
3 out of / 6Ranking
4 out of / 32Ranking
7 out of / 41Ranking
12 out of / 27Ranking
18 out of / 27Ranking
19 out of / 27Ranking
25 out of / 27Ranking
27 out of / 41Ranking
29 out of / 41Ranking
29 out of / 41Ranking
41 out of / 41Available Body Styles
Convertible
Available Body Styles
Convertible, Coupe
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Mercedes-Benz SLC Trim Levels
AMG SLC 43, AMG SLC 43 Final Edition, SLC 300, SLC 300 Final Edition
Audi TT Trim Levels
2.0T quattro
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
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:
241 hp @ 5550 rpm
Torque:
273 foot-lbs @ 1300 rpm
Power-to-Weight Ratio (higher is better):
0.071 hp per pound
Base Drivetrain Specs
Horsepower:
228 hp @ 6000 rpm
Torque:
258 foot-lbs @ 4100 rpm
Power-to-Weight Ratio (higher is better):
0.067 hp per pound
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
23 / 32 / 27
Range (city/hwy):
366 / 509 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
23 / 31 / 26
Range (city/hwy):
334 / 450 miles
Recommended Fuel Type:
Regular Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Paddle Shifters:
Standard
Panoramic Sunroof/Moonroof
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Adaptive Cruise Control:
Available
Android Auto:
Available
Apple CarPlay:
Available
Automatic Parking:
Available
Heated Seats
Available
Navigation System:
Available
Parking Sensors:
Available
Satellite radio:
Available
Air Suspension:
N/A
Bench Seats:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Heated Steering Wheel:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Paddle Shifters:
Standard
Panoramic Sunroof/Moonroof
N/A
Power outlet:
Standard
Roadside assistance:
Available
Sunroof/Moonroof:
N/A
Voice Recognition:
Standard
Wifi:
N/A
Adaptive Cruise Control:
N/A
Android Auto:
Available
Apple CarPlay:
Available
Automatic Parking:
N/A
Heated Seats
Standard
Navigation System:
Available
Parking Sensors:
Standard
Satellite radio:
Standard
Air Suspension:
N/A
Bench Seats:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Heated Steering Wheel:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Wireless Smartphone Charging:
Standard
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Blind Spot Monitoring:
Available
Lane Departure Warning:
Available
Lane Keeping Assist:
Available
360-Degree Camera:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Blind Spot Monitoring:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
360-Degree Camera:
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:
42.5 inches
Front Shoulder Room:
52.2 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
6.5 cubic feet
Overall Interior Volume:
48.8 cubic feet
Interior Dimensions
Front Head Room:
36.6 inches
Front Leg Room:
41.1 inches
Front Shoulder Room:
53.6 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
7.5 cubic feet
Overall Interior Volume:
Not yet available
Exterior Dimensions
Curb Weight:
3384 lbs
Width:
79 inches
Height:
51.3 inches
Length:
162.8 inches
Wheelbase:
95.7 inches
Ground Clearance:
4.4 inches
Exterior Dimensions
Curb Weight:
3384 lbs
Width:
77.4 inches
Height:
53.4 inches
Length:
165 inches
Wheelbase:
98.6 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
17.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/45R17
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
245/40R18
Exterior Colors
Black
Black / Obsidian Black Metallic
Blue
Brilliant Blue Metallic
Gray
designo Shadow Grey Magno Matte / Graphite Grey Metallic / Indium Grey Metallic / Selenite Grey Metallic
Red
Patagonia Red Metallic
Silver
Iridium Silver Metallic
White
designo Diamond White Metallic / Polar White
Orange
Not available
Exterior Colors
Black
Mythos Black Metallic
Blue
Cosmos Blue Metallic
Gray
Nano Gray Metallic
Red
Tango Red Metallic
Silver
Florett Silver Metallic
White
Glacier White Metallic / Ibis White
Orange
Pulse Orange
Interior Colors
Beige
Curcuma / Curcuma/Black / Sahara Beige / Sand / Sand/Black
Black
Black / Black w/ Red Stitching / Deep Black
Brown
Auburn / Auburn/Black / Light Brown / Light Brown/Black / Saddle Brown
Red
Bengal Red/Black / Classic Red / Classic Red/Black
White
Deep White / Deep White/Black / Platinum White / Platinum White/Black / Porcelain / Porcelain/Black
Yellow
Pastel Yellow / Pastel Yellow/Black
Interior Colors
Beige
Not available
Black
Black / Black w/ Rock Gray Stitching
Brown
Palomino Brown
Red
Not available
White
Not available
Yellow
Not available
