Car comparison

Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8vsAUDI RS6 Avant (C7) 4.0 TFSI V8

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Mercedes-Benz CLS Shooting Brake (X218)

AMG CLS 63 V8

557 hp5461 ccGasolineAWDAutomaticTwin-turboWagon / estate2012-2014
VS

AUDI RS6 Avant (C7)

4.0 TFSI V8

560 hp3993 ccGasolineAWDAutomaticTwin-turboWagon / estate2013-2014

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

AUDI RS6 Avant (C7) 4.0 TFSI V8

  • Most powerful
    560 hp
    418 kW
  • Lightest
    1,935 kg
    4,266 lb
  • Best power-to-weight
    289 hp/t
    216 kW/t
    3.5 kg/hp
  • Lowest combined fuel consumption
    9.8 L/100 km
    24.0 mpg US
    28.8 mpg UK
  • Lowest city consumption
    13.9 L/100 km
    16.9 mpg US
    20.3 mpg UK
  • Lowest highway consumption
    7.5 L/100 km
    31.4 mpg US
    37.7 mpg UK
  • Lowest CO2 emissions
    229 g/km
  • Best estimated range
    663 km
    412 mi
  • Best economy score
    81/100

Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8

  • Quickest 0-100 km/h
    3.8 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    720 Nm
    531 lb-ft
  • Largest trunk
    590 L
  • Best overall score
    86/100
  • Best performance score
    85/100
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelMercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8AUDIRS6 Avant (C7)4.0 TFSI V8
Power
557hp415kW
560hp418kW
Torque
720Nm531lb-ft
700Nm516lb-ft
Curb weight
2,025kg4,464lb
1,935kg4,266lb
Gross weight
2,560kg5,644lb
2,565kg5,655lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
35.2s99% target: 257 km/h / 160 mph
Calculated
37.7s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.8s
3.9s
0-200 km/h
11.4s
Calculated
11.9s
Calculated
0-60 mph
3.6s
Calculated
3.7s
Calculated
Fuel consumption
10.6L/100 km22.2mpg US26.6mpg UK
9.8L/100 km24mpg US28.8mpg UK
Fuel consumption city
14.4L/100 km16.3mpg US19.6mpg UK
13.9L/100 km16.9mpg US20.3mpg UK
Fuel consumption highway
8.4L/100 km28mpg US33.6mpg UK
7.5L/100 km31.4mpg US37.7mpg UK
Quarter mile
11.6s
Calculated
11.8s
Calculated
Power-to-weight
275hp/t205kW/t125hp/1000 lb
Calculated
289hp/t216kW/t131hp/1000 lb
Calculated
Torque-to-weight
356Nm/t238lb-ft/ton
Calculated
362Nm/t242lb-ft/ton
Calculated
Estimated range
623km387mi
Calculated
663km412mi
Calculated
Displacement
5,461cc333cu in
3,993cc244cu in
Length
4,956mm195in
4,979mm196in
Width
1,881mm74in
1,936mm76in
Height
1,416mm56in
1,461mm58in
Wheelbase
2,874mm113in
2,915mm115in
Front track
1,596mm63in
1,662mm65in
Rear track
1,626mm64in
1,663mm65in
Trunk volume
590L
565L
Max trunk volume
1,550L
1,680L
Doors
5
5
Seats
5
5
Fuel tank
66L
65L
CO2 emissions
248g/km
229g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8AUDI RS6 Avant (C7) 4.0 TFSI V8PowerTorque
  • Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8: Power / Torque
  • AUDI RS6 Avant (C7) 4.0 TFSI V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V85,500 rpm1,750-5,250 rpm5,750 rpm
AUDIRS6 Avant (C7)4.0 TFSI V85,700-6,600 rpm1,750-5,500 rpm6,850 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8AUDIRS6 Avant (C7)4.0 TFSI V8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.6 s
3.7 s
0-100 km/h
0-62 mph
3.8 s
3.9 s
0-200 km/h
0-124 mph
11.4 s
11.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.2 s
5.2 s
1/8 mile
201 m
7.7 s
7.8 s
1000 ft
305 m
9.8 s
9.9 s
1/4 mile
402 m
11.6 s
11.8 s
Trap speed
1/4 mile
402 m
202 km/h
126 mph
199 km/h
124 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
557 hp
415 kW
AUDIRS6 Avant (C7)4.0 TFSI V8
560 hp
418 kW

AUDI RS6 Avant (C7) 4.0 TFSI V8 has 3 hp more than Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8.

The biggest power difference is between Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8 and AUDI RS6 Avant (C7) 4.0 TFSI V8: 3 hp (2 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
720 Nm
531 lb-ft
AUDIRS6 Avant (C7)4.0 TFSI V8
700 Nm
516 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
2,025 kg
4,464 lb
AUDIRS6 Avant (C7)4.0 TFSI V8
1,935 kg
4,266 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIRS6 Avant (C7)4.0 TFSI V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V83.8 s
AUDIRS6 Avant (C7)4.0 TFSI V83.9 s

Although AUDI RS6 Avant (C7) 4.0 TFSI V8 has more power, Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8 and AUDI RS6 Avant (C7) 4.0 TFSI V8: 0.1 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
AUDIRS6 Avant (C7)4.0 TFSI V8
9.8 L/100 km
24.0 mpg US
28.8 mpg UK

The biggest fuel consumption difference is between AUDI RS6 Avant (C7) 4.0 TFSI V8 and Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8: 0.8 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
275 hp/t
205 kW/t
3.6 kg/hp
AUDIRS6 Avant (C7)4.0 TFSI V8
289 hp/t
216 kW/t
3.5 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
623 km
387 mi
AUDIRS6 Avant (C7)4.0 TFSI V8
663 km
412 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
557 hp
415 kW
3.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIRS6 Avant (C7)4.0 TFSI V8
560 hp
418 kW
3.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
Power
557 hp
415 kW
0-100 km/h3.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
590 L
20.8 cu ft
Length
4,956 mm
195.1 in
Height
1,416 mm
55.7 in
AUDIRS6 Avant (C7)4.0 TFSI V8
Power
560 hp
418 kW
0-100 km/h3.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,979 mm
196.0 in
Height
1,461 mm
57.5 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
Power
557 hp
415 kW
0-100 km/h3.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
AUDIRS6 Avant (C7)4.0 TFSI V8
Power
560 hp
418 kW
0-100 km/h3.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
9.8 L/100 km
24.0 mpg US
28.8 mpg UK

AUDI RS6 Avant (C7) 4.0 TFSI V8 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
3.8 s
AUDIRS6 Avant (C7)4.0 TFSI V8
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
3.9 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8
275 hp/t
205 kW/t
3.6 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
AUDIRS6 Avant (C7)4.0 TFSI V8
289 hp/t
216 kW/t
3.5 kg/hp
9.8 L/100 km
24.0 mpg US
28.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzCLS Shooting Brake (X218)AMG CLS 63 V8AUDIRS6 Avant (C7)4.0 TFSI V8
Power
557 hp
415 kW
560 hp
418 kW
Torque
720 Nm
531 lb-ft
700 Nm
516 lb-ft
Acceleration
3.8 s
3.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,025 kg
4,464 lb
1,935 kg
4,266 lb
Fuel consumption
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
590 L
20.8 cu ft
Length
4,956 mm
195.1 in
Height
1,416 mm
55.7 in
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,979 mm
196.0 in
Height
1,461 mm
57.5 in
Range score
623 km
387 mi
663 km
412 mi
CO2 score
248 g/km
229 g/km
Trunk score
590 L
20.8 cu ft
565 L
20.0 cu ft
Power-to-weight score
275 hp/t
205 kW/t
3.6 kg/hp
289 hp/t
216 kW/t
3.5 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleMercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8AUDI RS6 Avant (C7) 4.0 TFSI V8
Consumption10.6 L/100 km22.2 mpg US26.6 mpg UK9.8 L/100 km24 mpg US28.8 mpg UK
Cost / 100 km18.55 LC100 km17.15 LC100 km
Cost / 100 mi29.85 LC100 mi27.60 LC100 mi
Annual fuel used1,590 L420 US gal350 UK gal1,470 L388 US gal323 UK gal
Annual fuel cost2,783 LC/year2,573 LC/year

Head-to-head comparisons

Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8

  • Has 20 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 25 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Highest torque
  • Largest trunk

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

AUDI RS6 Avant (C7) 4.0 TFSI V8

  • Has 3 hp more
  • Is 90 kg lighter
  • Uses 0.8 L/100 km less fuel
  • Has 14 hp/t better power-to-weight
  • Has 41 km (25 mi) more estimated range
  • Emits 19 g/km less CO2

Pros

  • Most powerful
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz CLS Shooting Brake (X218) AMG CLS 63 V8
AUDI RS6 Avant (C7) 4.0 TFSI V8
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2 vehicles selected

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