Car comparison

Mercedes-Benz SLK (R171) AMG SLK 55 V8vsMercedes-Benz SLK (R170) SLK 230 Kompressor

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

New comparison

Mercedes-Benz SLK (R171)

AMG SLK 55 V8

360 hp5439 ccGasolineRWDAutomaticNaturally aspiratedRoadster2004-2007
VS

Mercedes-Benz SLK (R170)

SLK 230 Kompressor

193 hp2295 ccGasolineRWDAutomaticSuperchargedRoadster1996-2000

Comparison overview

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

Best choices

Mercedes-Benz SLK (R171) AMG SLK 55 V8

  • 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
  • Best power-to-weight
    246 hp/t
    183 kW/t
    4.1 kg/hp
  • Best estimated range
    583 km
    362 mi
  • Largest trunk
    208 L
  • Best overall score
    59/100
  • Best performance score
    74/100
  • Best practicality score
    28/100

Mercedes-Benz SLK (R170) SLK 230 Kompressor

  • Lightest
    1,250 kg
    2,756 lb
  • Lowest combined fuel consumption
    9.5 L/100 km
    24.8 mpg US
    29.7 mpg UK
  • Lowest city consumption
    13.6 L/100 km
    17.3 mpg US
    20.8 mpg UK
  • Lowest highway consumption
    7.0 L/100 km
    33.6 mpg US
    40.4 mpg UK
  • Best economy score
    81/100

Specification comparison

Specification comparison
ModelMercedes-BenzSLK (R171)AMG SLK 55 V8Mercedes-BenzSLK (R170)SLK 230 Kompressor
Power
360hp268kW
193hp144kW
Torque
510Nm376lb-ft
280Nm207lb-ft
Curb weight
1,465kg3,230lb
1,250kg2,756lb
Gross weight
1,850kg4,079lb
1,585kg3,494lb
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
227 km/h
141 mph
To 99% top speed
61.3s99% target: 267 km/h / 166 mph
Calculated
77.1s99% target: 225 km/h / 140 mph
Calculated
0-100 km/h
4.9s
7.3s
0-200 km/h
15.9s
Calculated
32.0s
Calculated
0-60 mph
4.7s
Calculated
6.9s
Calculated
Fuel consumption
12L/100 km19.6mpg US23.5mpg UK
9.5L/100 km24.8mpg US29.7mpg UK
Fuel consumption city
17.7L/100 km13.3mpg US16.0mpg UK
13.6L/100 km17.3mpg US20.8mpg UK
Fuel consumption highway
8.8L/100 km26.7mpg US32.1mpg UK
7L/100 km33.6mpg US40.4mpg UK
Quarter mile
12.9s
Calculated
15.2s
Calculated
Power-to-weight
246hp/t183kW/t111hp/1000 lb
Calculated
154hp/t115kW/t70hp/1000 lb
Calculated
Torque-to-weight
348Nm/t233lb-ft/ton
Calculated
224Nm/t150lb-ft/ton
Calculated
Estimated range
583km362mi
Calculated
558km347mi
Calculated
Displacement
5,439cc332cu in
2,295cc140cu in
Length
4,087mm161in
3,995mm157in
Width
1,794mm71in
1,715mm68in
Height
1,271mm50in
1,284mm51in
Wheelbase
2,430mm96in
2,400mm94in
Front track
1,524mm60in
1,488mm59in
Rear track
1,549mm61in
1,485mm58in
Trunk volume
208L
145L
Max trunk volume-
348L
Doors
2
2
Seats
2
2
Fuel tank
70L
53L

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) AMG SLK 55 V8Mercedes-Benz SLK (R170) SLK 230 KompressorPowerTorque
  • Mercedes-Benz SLK (R171) AMG SLK 55 V8: Power / Torque
  • Mercedes-Benz SLK (R170) SLK 230 Kompressor: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSLK (R171)AMG SLK 55 V85,750 rpm4,000 rpm6,000 rpm
Mercedes-BenzSLK (R170)SLK 230 Kompressor5,300 rpm2,500-4,800 rpm5,550 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSLK (R171)AMG SLK 55 V8Mercedes-BenzSLK (R170)SLK 230 Kompressor
Acceleration checkpoints
0-60 mph
0-97 km/h
4.7 s
6.9 s
0-100 km/h
0-62 mph
4.9 s
7.3 s
0-200 km/h
0-124 mph
15.9 s
32.0 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
227 km/h
141 mph
Drag race simulation
60 ft
18 m
2.2 s
2.5 s
330 ft
101 m
5.7 s
6.7 s
1/8 mile
201 m
8.5 s
10.0 s
1000 ft
305 m
10.9 s
12.9 s
1/4 mile
402 m
12.9 s
15.2 s
Trap speed
1/4 mile
402 m
182 km/h
113 mph
152 km/h
95 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
360 hp
268 kW
Mercedes-BenzSLK (R170)SLK 230 Kompressor
193 hp
144 kW

Mercedes-Benz SLK (R171) AMG SLK 55 V8 has 167 hp more than Mercedes-Benz SLK (R170) SLK 230 Kompressor.

The biggest power difference is between Mercedes-Benz SLK (R170) SLK 230 Kompressor and Mercedes-Benz SLK (R171) AMG SLK 55 V8: 167 hp (125 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
510 Nm
376 lb-ft
Mercedes-BenzSLK (R170)SLK 230 Kompressor
280 Nm
207 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
1,465 kg
3,230 lb
Mercedes-BenzSLK (R170)SLK 230 Kompressor
1,250 kg
2,756 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-BenzSLK (R171)AMG SLK 55 V8
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Mercedes-BenzSLK (R170)SLK 230 Kompressor
227 km/h
141 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V84.9 s
Mercedes-BenzSLK (R170)SLK 230 Kompressor7.3 s

The biggest 0-100 km/h difference is between Mercedes-Benz SLK (R171) AMG SLK 55 V8 and Mercedes-Benz SLK (R170) SLK 230 Kompressor: 2.4 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-BenzSLK (R171)AMG SLK 55 V8
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Mercedes-BenzSLK (R170)SLK 230 Kompressor
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SLK (R170) SLK 230 Kompressor and Mercedes-Benz SLK (R171) AMG SLK 55 V8: 2.5 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-BenzSLK (R171)AMG SLK 55 V8
246 hp/t
183 kW/t
4.1 kg/hp
Mercedes-BenzSLK (R170)SLK 230 Kompressor
154 hp/t
115 kW/t
6.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
583 km
362 mi
Mercedes-BenzSLK (R170)SLK 230 Kompressor
558 km
347 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSLK (R171)AMG SLK 55 V8
360 hp
268 kW
4.9 s
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Mercedes-BenzSLK (R170)SLK 230 Kompressor
193 hp
144 kW
7.3 s
227 km/h
141 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-BenzSLK (R171)AMG SLK 55 V8
Power
360 hp
268 kW
0-100 km/h4.9 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
Mercedes-BenzSLK (R170)SLK 230 Kompressor
Power
193 hp
144 kW
0-100 km/h7.3 s
Top speed
227 km/h
141 mph
Doors/seats
2 doors
2 seats
Trunk
145 L
5.1 cu ft
Length
3,995 mm
157.3 in
Height
1,284 mm
50.6 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-BenzSLK (R171)AMG SLK 55 V8
Power
360 hp
268 kW
0-100 km/h4.9 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 (R170)SLK 230 Kompressor
Power
193 hp
144 kW
0-100 km/h7.3 s
Top speed
227 km/h
141 mph
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

Mercedes-Benz SLK (R171) AMG SLK 55 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-BenzSLK (R171)AMG SLK 55 V8
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
4.9 s
Mercedes-BenzSLK (R170)SLK 230 Kompressor
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
7.3 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-BenzSLK (R171)AMG SLK 55 V8
246 hp/t
183 kW/t
4.1 kg/hp
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Mercedes-BenzSLK (R170)SLK 230 Kompressor
154 hp/t
115 kW/t
6.5 kg/hp
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSLK (R171)AMG SLK 55 V8Mercedes-BenzSLK (R170)SLK 230 Kompressor
Power
360 hp
268 kW
193 hp
144 kW
Torque
510 Nm
376 lb-ft
280 Nm
207 lb-ft
Acceleration
4.9 s
7.3 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
227 km/h
141 mph
Lightness
1,465 kg
3,230 lb
1,250 kg
2,756 lb
Fuel consumption
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
Practicality
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
Doors/seats
2 doors
2 seats
Trunk
145 L
5.1 cu ft
Length
3,995 mm
157.3 in
Height
1,284 mm
50.6 in
Range score
583 km
362 mi
558 km
347 mi
Trunk score
208 L
7.3 cu ft
145 L
5.1 cu ft
Power-to-weight score
246 hp/t
183 kW/t
4.1 kg/hp
154 hp/t
115 kW/t
6.5 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 SLK (R171) AMG SLK 55 V8Mercedes-Benz SLK (R170) SLK 230 Kompressor
Consumption12 L/100 km19.6 mpg US23.5 mpg UK9.5 L/100 km24.8 mpg US29.7 mpg UK
Cost / 100 km21.00 LC100 km16.63 LC100 km
Cost / 100 mi33.80 LC100 mi26.76 LC100 mi
Annual fuel used1,800 L476 US gal396 UK gal1,425 L376 US gal313 UK gal
Annual fuel cost3,150 LC/year2,494 LC/year

Head-to-head comparisons

Mercedes-Benz SLK (R171) AMG SLK 55 V8

  • Has 167 hp more
  • Has 230 Nm more
  • Is 2.4 s quicker from 0-100 km/h
  • Has 43 km/h (27 mph) higher top speed
  • Has 91 hp/t better power-to-weight
  • Has 25 km (16 mi) more estimated range
  • Has 63 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz SLK (R171) AMG SLK 55 V8
Mercedes-Benz SLK (R170) SLK 230 Kompressor
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