The Comparative Analysis :
Audi A6 Avant 2.7 TDI multitronic (08 - 11) vs. Mercedes CLS Shooting Brake 63 AMG SPEEDSHIFT MCT (13 - 14)
€ 46,100

€ 117,500

€ 46,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 117,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The Audi A6 Avant 2.7 TDI is 1.1 inches shorter, an inch narrower and 1.9 inches taller than the Mercedes CLS Shooting Brake 63 AMG.
Audi A6 Avant 2.7 TDI
Mercedes CLS Shooting Brake 63 AMG
57.6
73
79.9
55.7
74.1
81.7
73 in
Width
74.1 in
79.9 in
Width Incl. Mirrors
81.7 in
57.6 in
Height
55.7 in
111.9
194
113.1
195.1
194 in
Length
195.1 in
111.9 in
Wheelbase
113.1 in
Vehicle Weight
Audi A6 Avant 2.7 TDI
Mercedes CLS Shooting Brake 63 AMG
3990 lb
Curb Weight
4123 lb
5214 lb
Gross Vehicle
Weight
Weight
5578 lb

Weight Difference:
132 lb
3.2 %

General
Audi A6 Avant 2.7 TDI
Mercedes CLS Shooting Brake 63 AMG
C6 (4F)
Generation
X218
Station Wagon
Car Body Style
Station Wagon
Diesel
Fuel Type
Premium Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

Continuously variable transmission (CVT)
Transmission
7-speed automatic transmission
Engine
Audi A6 Avant 2.7 TDI
Mercedes CLS Shooting Brake 63 AMG
V6 diesel engine with turbocharger
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 157
CANA, CANC
Engine Code
M 157.981

4
Valves
4
6
Cylinders
8
2.7 L / 132 cu in
Displacement
5.5 L / 269 cu in
187 hp
at 3500 rpm
Power
549 hp
at 5250 rpm
Audi A6 Avant 2.7 TDI
187 hp
549 hp
Mercedes CLS Shooting Brake 63 AMG
295 lb‑ft
at 1400 rpm
Max. Torque
531 lb‑ft
at 1750 rpm
Audi A6 Avant 2.7 TDI
295 lb‑ft
531 lb‑ft
Mercedes CLS Shooting Brake 63 AMG
Performance
Audi A6 Avant 2.7 TDI
Mercedes CLS Shooting Brake 63 AMG
139 mph
Maximum Speed
155 mph
8.2 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
374 ft
0.000 sec

Audi A6 Avant 2.7 TDI
62 mph
62
mph
mph
197 ft
0.000 sec

Mercedes CLS Shooting Brake 63 AMG
▶ REPLAY
21.34 lb/hp
Weight-to-Power Ratio
7.51 lb/hp
Audi A6 Avant 2.7 TDI
21.34 lb/hp
7.51 lb/hp
Mercedes CLS Shooting Brake 63 AMG
Fuel Economy / Emissions
Audi A6 Avant 2.7 TDI
Mercedes CLS Shooting Brake 63 AMG
Fuel Economy
36 mpg
combined
23 mpg
Audi A6 Avant 2.7 TDI
36 mpg
23 mpg
Mercedes CLS Shooting Brake 63 AMG
29 mpg
city
17 mpg
No data
highway
30 mpg
18.5 gal
Fuel Tank Capacity
17.4 gal
669 mi
Range
406 mi
Audi A6 Avant 2.7 TDI
669 mi
406 mi
Mercedes CLS Shooting Brake 63 AMG
Environmental Impact
133.7 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
191.4 kWh
Audi A6 Avant 2.7 TDI
133.7 kWh
191.4 kWh
Mercedes CLS Shooting Brake 63 AMG
Euro 5
Emission Standard
Euro 6b (NEFZ)
277 g/mi (NEFZ)
CO2 Emissions
378 g/mi (NEFZ)
Practical Convenience
Audi A6 Avant 2.7 TDI
Mercedes CLS Shooting Brake 63 AMG
5
Doors
5
5
No. of Seats
5
1224 lb
Maximum Payload
1455 lb
16 cu ft
Trunk Volume
15.6 cu ft











47 cu ft
Cargo Volume (Seats Down)
43.9 cu ft