2021 Audi A8 L vs. 2021 Audi S6
When we compare the 2021 Audi A8 L's and the 2021 Audi S6's specifications and ratings, the 2021 Audi A8 L has the advantage in the areas of typical lower range of pricing for used cars, reliability, interior volume and overall quality score. The 2021 Audi S6 has the advantage in the areas of fuel efficiency, resale value and base engine power. Based on this comparison of the 2021 Audi A8 L's and the 2021 Audi S6's specifications and ratings, the 2021 Audi A8 L is a better car than the 2021 Audi S6.
2021 Audi A8 L vs. 2021 Audi S6 Pricing
A used 2021 Audi A8 L ranges from $49,707 to $69,925 while a used 2021 Audi S6 is priced between $52,324 to $67,900.
2021 Audi A8 L vs. 2021 Audi S6 Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2021 Audi A8 L loses 60 percent of its value and the 2021 Audi S6 loses 53.9 percent of its value. This means the 2021 Audi S6 retains 6.1 percentage points more of its value and has the advantage of higher resale value versus the 2021 Audi A8 L.
2021 Audi A8 L vs. 2021 Audi S6 Quality Rating
The iSeeCars Overall Quality rating for the Audi A8 L is 7.8 out of 10 while the Audi S6's quality rating is 7.7 out of 10. This results in the Audi A8 L being ranked 6 out of 24 Best Luxury Large Cars and the Audi S6 being ranked 16 out of 29 Best Luxury Midsize Cars.
2021 Audi A8 L vs. 2021 Audi S6 Reliability Rating
iSeeCars’ Reliability Rating for the Audi A8 L is 8.7 out of 10. For the Audi S6 the reliability rating is 7.8 out of 10. This gives the Audi A8 L a slight advantage in reliability compared to the Audi S6.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2021 Audi A8 L’s base engine makes 335 horsepower, and the 2021 Audi S6 base engine makes 444 horsepower. The A8 L is rated to deliver an average of 21 miles per gallon, with a highway range of 564 miles. The S6 is rated to deliver an average of 22 miles per gallon, with a highway range of 540 miles.This gives the 2021 Audi S6 the advantage in fuel efficiency and the 2021 Audi A8 L the advantage in maximum range. Both models use premium unleaded.
Passenger Space Comparison
The 2021 Audi A8 L, a large car, has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, front leg room, rear head room, rear shoulder room and rear leg room. The 2021 Audi S6, a midsize car, has the advantage in the area of cargo space.
Pricing
New Asking Price:
-
Used Asking Price:
49707 - 69925
5-Year Depreciation (lower is better):
0.599678
Pricing
New Asking Price:
-
Used Asking Price:
52324 - 67900
5-Year Depreciation (lower is better):
0.538692
Audi A8 L Scores & Rankings
Overall Score:
7.821102 / 10
Reliability:
8.742204 / 10
Retained Value:
6.9 / 10
Safety:
Not available
Audi S6 Scores & Rankings
Overall Score:
7.65 / 10
Reliability:
7.8 / 10
Retained Value:
7.5 / 10
Safety:
Not available
Audi A8 L Rankings
Ranking
1 out of / 24Ranking
2 out of / 11Ranking
2 out of / 6Ranking
4 out of / 11Ranking
6 out of / 24Ranking
10 out of / 24Ranking
15 out of / 24Ranking
18 out of / 24Ranking
19 out of / 24Audi S6 Rankings
Ranking
6 out of / 11Ranking
10 out of / 29Ranking
13 out of / 29Ranking
13 out of / 20Ranking
16 out of / 29Ranking
18 out of / 29Ranking
18 out of / 29Ranking
19 out of / 29Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline, Plug-In Hybrid
Available Drivetrain Options
Gasoline
2021 Audi A8 L Trim Levels
quattro 55 TFSI, quattro 60 TFSI
2021 Audi S6 Trim Levels
2.9T quattro Premium Plus, 2.9T quattro Prestige
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
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specifications
Horsepower:
335 hp @ 5000 rpm
Torque:
369 foot-lbs @ 1370 rpm
Power-to-Weight Ratio (higher is better):
0.070 hp per pound
Base Drivetrain Specifications
Horsepower:
444 hp @ 5700 rpm
Torque:
443 foot-lbs @ 1900 rpm
Power-to-Weight Ratio (higher is better):
0.099 hp per pound
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
17 / 26 / 21
Range (city/hwy):
369 / 564 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
2.9 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
18 / 28 / 22
Range (city/hwy):
347 / 540 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Android Auto:
Standard
Apple Car Play:
Standard
Cooled/Ventilated Seats:
Standard
Heated Seats
Standard
Heated Steering Wheel:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Standard/Optional Features
Android Auto:
Standard
Apple Car Play:
Standard
Cooled/Ventilated Seats:
Available
Heated Seats
Standard
Heated Steering Wheel:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Safety Equipment
360-Degree Camera:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Lane Keeping Assist:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Equipment
360-Degree Camera:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
Blind Spot Monitoring:
Available
Driver Attention Monitoring:
N/A
Lane Keeping Assist:
Available
Rear Cross-Traffic Alert:
Available
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
38.3 inches
Front Leg Room:
41.5 inches
Front Shoulder Room:
59.1 inches
Rear Head Room:
38.5 inches
Rear Leg Room:
44.3 inches
Rear Shoulder Room:
57.6 inches
Cargo Space:
12.5 cubic feet
Overall Interior Volume:
111.0 cubic feet
Interior Dimensions
Front Head Room:
38 inches
Front Leg Room:
41.3 inches
Front Shoulder Room:
57.8 inches
Rear Head Room:
38.1 inches
Rear Leg Room:
37.4 inches
Rear Shoulder Room:
56.5 inches
Cargo Space:
13.7 cubic feet
Overall Interior Volume:
98.0 cubic feet
Exterior Dimensions
Curb Weight:
4773 lbs
Width:
83.9 inches
Height:
58.6 inches
Length:
208.7 inches
Wheelbase:
123.2 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
4486 lbs
Width:
83.1 inches
Height:
56.9 inches
Length:
195 inches
Wheelbase:
115.3 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
19.0 x 9.0 inches
Wheel Type:
aluminum alloy
Tire Size:
255/45R19
Standard Wheel/Tire Information
Wheel Size:
21.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
255/35R21