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Compare Audi A6 vs Audi S4 Sedan vs Mercedes-Benz CLS-Class

Audi A6
2020 Audi A6
Select configuration:
$54,900
Starting Price (MSRP)
8.4
Audi A6 Full Review
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Audi S4 Sedan
2020 Audi S4 Sedan
Select configuration:
$50,200
Starting Price (MSRP)
8.6
Audi S4 Sedan Full Review
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Mercedes-Benz CLS-Class
2020 Mercedes-Benz CLS-Class
Select configuration:
$69,950
Starting Price (MSRP)
8.1
Mercedes-Benz CLS-Class Full Review
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Overview

Engine
2.0-liter Turbo Inline-4 Gas
Engine
3.0-liter Turbo V6 Gas
Engine
3.0-liter Turbo Inline-6 Hybrid
Transmission
7-Speed Automatic
Transmission
8-Speed Automatic
Transmission
9-Speed Automatic
Drivetrain
All Wheel Drive
Drivetrain
All Wheel Drive
Drivetrain
Rear Wheel Drive
Fuel Economy
N/A
Fuel Economy
City: 21 MPG
Hwy: 30 MPG
Fuel Economy
City: 24 MPG
Hwy: 31 MPG
Fuel Tank Capacity
19.3 gallons
Fuel Tank Capacity
15.3 gallons
Fuel Tank Capacity
21.1 gallons
Seating Capacity
5 seater
Seating Capacity
5 seater
Seating Capacity
5 seater
Trunk Volume
13.7 ft³
Trunk Volume
13 ft³
Trunk Volume
11.9 ft³

Photos

66
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24
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53
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Performance Specs

Engine and Transmission

Engine
2.0-liter Turbo Inline-4 Gas
3.0-liter Turbo V6 Gas
3.0-liter Turbo Inline-6 Hybrid
Horsepower
248 hp @ 4300 rpm
349 hp @ 5400 rpm
369 hp @ 5500 rpm
Torque
273 lb-ft @ 1600 rpm
369 lb-ft @ 1370 rpm
369 lb-ft @ 1600 rpm
Transmission
7-Speed Automatic
8-Speed Automatic
9-Speed Automatic
Drivetrain
All Wheel Drive
All Wheel Drive
Rear Wheel Drive

Steering

Steering Type
Rack-Pinion
Rack-Pinion
Rack-Pinion
Turning Diameter
36.4 ft
38.1 ft
39.1 ft

Wheels

Wheels Type
N/A
N/A
Aluminum Wheels
Front Wheel Size
19" x 8.5"
18" x 8.5"
19" x 8"
Rear Wheel Size
19" x 8.5"
18" x 8.5"
19" x 9"

Suspension

Front Suspension
Multi-Link
Multi-Link
Multi-Link
Rear Suspension
Multi-Link
Multi-Link
Multi-Link

Tires

Front Tire
P245/45HR19
P245/40YR18
P245/40ZR19
Rear Tire
P245/45HR19
P245/40YR18
P275/35ZR19
Spare Tire
Compact
Compact
N/A

Fuel and MPG

Fuel Economy

Combined
N/A
24 MPG
26 MPG
City
N/A
21 MPG
24 MPG
Highway
N/A
30 MPG
31 MPG

Emissions

CO2 Emissions @ 15K mi/year
N/A
7.3 Tons/yr
6.8 (2019) Tons/yr

Fuel Tank

Fuel Tank Capacity
19.3 gallons
15.3 gallons
21.1 gallons
Cruising Range City
N/A
321.3 miles
506.4 miles
Cruising Range Highway
N/A
459 miles
654.1 miles

Dimensions and Measurement

Exterior Dimensions

Length
194.4 in
186.8 in
196.7 in
Height
57.4 in
55.3 in
56.3 in
Max Width
74.3 in
72.5 in
74.4 in
Front Width
64.2 in
61.6 in
63.8 in
Rear Width
63.7 in
60.9 in
64.1 in
Wheelbase
115.1 in
111.2 in
115.7 in
Ground Clearance
N/A
N/A
3.7 in

Interior Space

Seating Capacity
5 seater
5 seater
5 seater
Front Seat Leg Room
41.3 in
41.3 in
41.9 in
Front Seat Headroom
38 in
38.9 in
36.9 in
Front Seat Shoulder Room
57.8 in
55.9 in
57.8 in
Front Seat Hip Room
N/A
N/A
58.9 in
Rear Seat Leg Room
37.4 in
35.7 in
35 in
Rear Seat Headroom
38.1 in
37.4 in
35.9 in
Rear Seat Shoulder Room
56.5 in
54.5 in
56.5 in
Rear Seat Hip Room
N/A
N/A
58.6 in

Weight and Trailing

Curb Weight
4,101 lbs
3,858 lbs
4,134 lbs

Cargo Space

Trunk Volume
13.7 ft³
13 ft³
11.9 ft³

Colors and Materials

Standard Exterior Colors

  • Brilliant Black
  • Ibis White
  • Brilliant Black
  • Ibis White
  • Quantum Gray
  • Daytona Gray Pearl Effect
  • Florett Silver Metallic
  • Glacier White Metallic
  • Mythos Black Metallic
  • Navarra Blue Metallic
  • Tango Red Metallic
  • Black
  • Polar White

Optional Exterior Colors

  • Avalon Green Metallic
  • Carat Beige Metallic
  • Firmament Blue Metallic
  • Florett Silver Metallic
  • Glacier White Metallic
  • Mythos Black Metallic
  • Seville Red Metallic
  • Tango Red Metallic, Build Out: 08/07/2019
  • Vesuvius Gray Metallic
N/A
  • Graphite Grey Metallic
  • Iridium Silver Metallic
  • Lunar Blue Metallic
  • Obsidian Black Metallic
  • Selenite Grey Metallic
  • designo Cardinal Red Metallic
  • designo Diamond White Bright
  • designo Selenite Grey Magno

Standard Interior Materials

  • Black, Leather Seating Surfaces
  • Okapi Brown, Leather Seating Surfaces
  • Pearl Beige, Leather Seating Surfaces
  • Pearl Beige, Leather Seating Surfaces
  • Black, Leather/Alcantara Seat Trim
  • Rotor Gray, Leather/Alcantara Seat Trim
  • Black, Leather Upholstery
  • designo Black/Titanium, designo Nappa Leather Upholstery
  • designo Macchiato Beige, designo Nappa Leather Upholstery
  • Macchiato/Magma Grey, Leather Upholstery
  • Magma Grey/Espresso Brown, Leather Upholstery
  • Marsala/Espresso, Leather Upholstery

Optional Interior Materials

N/A
N/A
  • Black, Nappa Leather Upholstery
  • Macchiato Beige/Brown, Nappa Leather Upholstery
  • Magma Grey/Black, Nappa Leather Upholstery
  • Marsala Brown/Espresso, Nappa Leather Upholstery

Features and Options

Infotainment

HD Radio
Standard
Not Available
Standard
Bluetooth Connection
Standard
Not Available
Standard
Premium Sound System
Not Available
Not Available
Standard
Satellite Radio
Standard
Not Available
Standard
Smart Device Integration
Standard
Not Available
Standard
WiFi Hotspot
Standard
Not Available
Not Available
Auxiliary Audio Input
Standard
Not Available
Standard
MP3 Player
Standard
Not Available
Standard

Interior Trim

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

Comfort

Head-Up Display
Not Available
Not Available
Optional
Navigation System
Standard
Not Available
Standard
Steering Wheel Audio Controls
Standard
Not Available
Standard
Power Mirror(s)
Standard
Not Available
Standard
A/C
Standard
Not Available
Standard
Adaptive Cruise Control
Optional
Not Available
Optional
Automatic Parking
Not Available
Not Available
Optional
Climate Control
Standard
Not Available
Standard
Cooled Front Seat(s)
Optional
Not Available
Optional
Cruise Control
Standard
Not Available
Standard
Hands-Free Liftgate
Not Available
Not Available
Standard
Heated Front Seat(s)
Standard
Not Available
Standard
Heated Rear Seat(s)
Optional
Not Available
Not Available
Heated Steering Wheel
Standard
Not Available
Optional
Keyless Entry
Standard
Not Available
Standard
Multi-Zone A/C
Standard
Not Available
Standard
Power Driver Seat
Standard
Not Available
Not Available
Power Passenger Seat
Standard
Not Available
Not Available
Remote Engine Start
Standard
Not Available
Standard
Seat Memory
Standard
Not Available
Not Available
Universal Garage Door Opener
Standard
Not Available
Standard
Seat-Massage
Not Available
Not Available
Optional
Rear A/C
Standard
Not Available
Optional
Keyless Start
Standard
Not Available
Standard
Telematics
Standard
Not Available
Standard

Safety

Safety Features

Back-Up Camera
Not Available
Not Available
Standard
Cross-Traffic Alert
Standard
Not Available
Not Available
Rear Parking Aid
Standard
Not Available
Not Available
Blind Spot Monitor
Standard
Not Available
Standard
Lane Departure Warning
Standard
Not Available
Optional
Lane Keeping Assist
Optional
Not Available
Optional
ABS
Standard
Not Available
Standard
Tire Pressure Monitor
Standard
Not Available
Standard
Brake Assist
Standard
Not Available
Standard
Stability Control
Standard
Not Available
Standard
Traction Control
Standard
Not Available
Standard

Airbags

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

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