Car comparison

Mercedes-Benz SLK (R171) · Facelift 2008 AMG SLK 55 V8vsMercedes-Benz SLK (R171) AMG SLK 55 V8

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

New comparison

Mercedes-Benz SLK (R171) · Facelift 2008

AMG SLK 55 V8

360 hp5439 ccGasolineRWDAutomaticNaturally aspiratedRoadster2008-2011

Mercedes-Benz SLK (R171)

AMG SLK 55 V8

360 hp5439 ccGasolineRWDAutomaticNaturally aspiratedRoadster2004-2007

Comparison overview

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

Mercedes-Benz SLK (R171) Facelift 2008 AMG SLK 55 V8 2008-2011

Quickest 0-100 km/h
4.9 s
Fastest top speed
270 km/h
168 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
360 hp
268 kW
Highest torque
510 Nm
376 lb-ft
Lowest combined fuel consumption
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Lowest city consumption
17.7 L/100 km
13.3 mpg US
16.0 mpg UK
Lowest highway consumption
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
Best estimated range
583 km
362 mi
Largest trunk
208 L
Best overall score
59/100
Best economy score
75/100
Best practicality score
28/100

Mercedes-Benz SLK (R171) AMG SLK 55 V8 2004-2007

Lightest
1,465 kg
3,230 lb
Best power-to-weight
246 hp/t
183 kW/t
4.1 kg/hp
Best performance score
74/100

Specification comparison

Specification comparison
Model	Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007
Power	360hp268kW	360hp268kW
Torque	510Nm376lb-ft	510Nm376lb-ft
Curb weight	1,500kg3,307lb	1,465kg3,230lb
Gross weight	1,850kg4,079lb	1,850kg4,079lb
Top speed	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph Calculated	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	61.9s99% target: 267 km/h / 166 mph Calculated	61.3s99% target: 267 km/h / 166 mph Calculated
0-100 km/h	4.9s	4.9s
0-200 km/h	16.0s Calculated	15.9s Calculated
0-60 mph	4.7s Calculated	4.7s Calculated
Fuel consumption	12L/100 km19.6mpg US23.5mpg UK	12L/100 km19.6mpg US23.5mpg UK
Fuel consumption city	17.7L/100 km13.3mpg US16.0mpg UK	17.7L/100 km13.3mpg US16.0mpg UK
Fuel consumption highway	8.8L/100 km26.7mpg US32.1mpg UK	8.8L/100 km26.7mpg US32.1mpg UK
Quarter mile	12.9s Calculated	12.9s Calculated
Power-to-weight	240hp/t179kW/t109hp/1000 lb Calculated	246hp/t183kW/t111hp/1000 lb Calculated
Torque-to-weight	340Nm/t227lb-ft/ton Calculated	348Nm/t233lb-ft/ton Calculated
Estimated range	583km362mi Calculated	583km362mi Calculated
Displacement	5,439cc332cu in	5,439cc332cu in
Length	4,103mm162in	4,087mm161in
Width	1,788mm70in	1,794mm71in
Height	1,271mm50in	1,271mm50in
Wheelbase	2,430mm96in	2,430mm96in
Front track	1,524mm60in	1,524mm60in
Rear track	1,549mm61in	1,549mm61in
Trunk volume	208L	208L
Doors	2	2
Seats	2	2
Fuel tank	70L	70L

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 SLK (R171) Facelift 2008 AMG SLK 55 V8 2008-2011Mercedes-Benz SLK (R171) AMG SLK 55 V8 2004-2007PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	5,750 rpm	4,000 rpm	6,000 rpm
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	5,750 rpm	4,000 rpm	6,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.7 s	4.7 s
0-100 km/h 0-62 mph	4.9 s	4.9 s
0-200 km/h 0-124 mph	16.0 s	15.9 s
Top speed	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph Limited	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph Limited
	Drag race simulation
60 ft 18 m	2.2 s	2.2 s
330 ft 101 m	5.7 s	5.7 s
1/8 mile 201 m	8.5 s	8.5 s
1000 ft 305 m	10.9 s	10.9 s
1/4 mile 402 m	12.9 s	12.9 s
Trap speed 1/4 mile 402 m	181 km/h 113 mph	182 km/h 113 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	360 hp 268 kW
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	360 hp 268 kW

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	510 Nm 376 lb-ft
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	510 Nm 376 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	1,500 kg 3,307 lb
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	1,465 kg 3,230 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	Unrestricted 270 km/h168 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
Vehicle	Value
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	4.9 s
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	4.9 s

Fuel consumption comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	12.0 L/100 km 19.6 mpg US 23.5 mpg UK
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	12.0 L/100 km 19.6 mpg US 23.5 mpg UK

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	240 hp/t 179 kW/t 4.2 kg/hp
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	246 hp/t 183 kW/t 4.1 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	583 km 362 mi
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	583 km 362 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	360 hp 268 kW	4.9 s	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	360 hp 268 kW	4.9 s	Unrestricted 270 km/h168 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.

Vehicle

Performance score

Practicality score

Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011

Power	360 hp 268 kW
0-100 km/h	4.9 s
Top speed Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 2 seats
Trunk	208 L 7.3 cu ft
Length	4,103 mm 161.5 in
Height	1,271 mm 50.0 in

Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007

Power	360 hp 268 kW
0-100 km/h	4.9 s
Top speed Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 2 seats
Trunk	208 L 7.3 cu ft
Length	4,087 mm 160.9 in
Height	1,271 mm 50.0 in

Performance vs fuel economy

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

Vehicle

Performance score

Fuel economy score

Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011

Power	360 hp 268 kW
0-100 km/h	4.9 s
Top speed Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007

Power	360 hp 268 kW
0-100 km/h	4.9 s
Top speed Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

Mercedes-Benz SLK (R171) AMG SLK 55 V8 2004-2007 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	12.0 L/100 km 19.6 mpg US 23.5 mpg UK	4.9 s
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	12.0 L/100 km 19.6 mpg US 23.5 mpg UK	4.9 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011	240 hp/t 179 kW/t 4.2 kg/hp	12.0 L/100 km 19.6 mpg US 23.5 mpg UK
Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007	246 hp/t 183 kW/t 4.1 kg/hp	12.0 L/100 km 19.6 mpg US 23.5 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzSLK (R171)Facelift 2008AMG SLK 55 V82008-2011

Mercedes-BenzSLK (R171)AMG SLK 55 V82004-2007

Power

360 hp

268 kW

360 hp

268 kW

Torque

510 Nm

376 lb-ft

510 Nm

376 lb-ft

Acceleration

4.9 s

Top speed

Unrestricted

270 km/h168 mph

Restricted

250 km/h155 mph

Unrestricted

270 km/h168 mph

Restricted

250 km/h155 mph

Lightness

1,500 kg

3,307 lb

1,465 kg

3,230 lb

Fuel consumption

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

Practicality

Doors/seats	2 doors 2 seats
Trunk	208 L 7.3 cu ft
Length	4,103 mm 161.5 in
Height	1,271 mm 50.0 in

Doors/seats	2 doors 2 seats
Trunk	208 L 7.3 cu ft
Length	4,087 mm 160.9 in
Height	1,271 mm 50.0 in

Range score

583 km

362 mi

583 km

362 mi

Trunk score

208 L

7.3 cu ft

208 L

7.3 cu ft

Power-to-weight score

240 hp/t

179 kW/t

4.2 kg/hp

246 hp/t

183 kW/t

4.1 kg/hp

Overall

Fixed score

Fuel cost and annual usage

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

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Mercedes-Benz SLK (R171) Facelift 2008 AMG SLK 55 V8 2008-2011	Mercedes-Benz SLK (R171) AMG SLK 55 V8 2004-2007
Consumption	12 L/100 km19.6 mpg US23.5 mpg UK	12 L/100 km19.6 mpg US23.5 mpg UK
Cost / 100 km	21.00 LC100 km	21.00 LC100 km
Cost / 100 mi	33.80 LC100 mi	33.80 LC100 mi
Annual fuel used	1,800 L476 US gal396 UK gal	1,800 L476 US gal396 UK gal
Annual fuel cost	3,150 LC/year	3,150 LC/year