Car comparison

Mercedes-Benz SLK (R171) · Facelift 2008 SLK 350 V6vsMercedes-Benz SLK (R172) SLK 200 2.0

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

New comparison

Mercedes-Benz SLK (R171) · Facelift 2008

SLK 350 V6

305 hp3498 ccGasolineRWDManualNaturally aspiratedRoadster2008-2011
VS

Mercedes-Benz SLK (R172)

SLK 200 2.0

184 hp1991 ccGasolineRWDAutomaticTurbochargedRoadster2015-2016

Comparison overview

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

Best choices

Mercedes-Benz SLK (R171) Facelift 2008 SLK 350 V6

  • Quickest 0-100 km/h
    5.4 s
  • Fastest top speed
    270 km/h
    168 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    305 hp
    227 kW
  • Highest torque
    360 Nm
    266 lb-ft
  • Best power-to-weight
    213 hp/t
    159 kW/t
    4.7 kg/hp
  • Best overall score
    55/100
  • Best performance score
    67/100
  • Best practicality score
    29/100

Mercedes-Benz SLK (R172) SLK 200 2.0

  • Lightest
    1,405 kg
    3,097 lb
  • Lowest combined fuel consumption
    6.1 L/100 km
    38.6 mpg US
    46.3 mpg UK
  • Lowest city consumption
    7.9 L/100 km
    29.8 mpg US
    35.8 mpg UK
  • Lowest highway consumption
    5.2 L/100 km
    45.2 mpg US
    54.3 mpg UK
  • Best estimated range
    984 km
    611 mi
  • Largest trunk
    225 L
  • Best economy score
    90/100

Specification comparison

Specification comparison
ModelMercedes-BenzSLK (R171)Facelift 2008SLK 350 V6Mercedes-BenzSLK (R172)SLK 200 2.0
Power
305hp227kW
184hp137kW
Torque
360Nm266lb-ft
300Nm221lb-ft
Curb weight
1,430kg3,153lb
1,405kg3,097lb
Gross weight
1,800kg3,968lb
1,795kg3,957lb
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
237 km/h
147 mph
To 99% top speed
70.5s99% target: 267 km/h / 166 mph
Calculated
80.4s99% target: 235 km/h / 146 mph
Calculated
0-100 km/h
5.4s
6.9s
0-200 km/h
17.9s
Calculated
28.2s
Calculated
0-60 mph
5.1s
Calculated
6.5s
Calculated
Fuel consumption
9.7L/100 km24.2mpg US29.1mpg UK
6.1L/100 km38.6mpg US46.3mpg UK
Fuel consumption city
14.5L/100 km16.2mpg US19.5mpg UK
7.9L/100 km29.8mpg US35.8mpg UK
Fuel consumption highway
7L/100 km33.6mpg US40.4mpg UK
5.2L/100 km45.2mpg US54.3mpg UK
Quarter mile
13.4s
Calculated
14.9s
Calculated
Power-to-weight
213hp/t159kW/t97hp/1000 lb
Calculated
131hp/t98kW/t59hp/1000 lb
Calculated
Torque-to-weight
252Nm/t168lb-ft/ton
Calculated
214Nm/t143lb-ft/ton
Calculated
Estimated range
722km448mi
Calculated
984km611mi
Calculated
Displacement
3,498cc213cu in
1,991cc121cu in
Length
4,107mm162in
4,134mm163in
Width
1,788mm70in
1,810mm71in
Height
1,298mm51in
1,301mm51in
Wheelbase
2,430mm96in
2,430mm96in
Front track
1,526mm60in
1,559mm61in
Rear track
1,549mm61in
1,565mm62in
Trunk volume
208L
225L
Max trunk volume-
335L
Doors
2
2
Seats
2
2
Fuel tank
70L
60L

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 SLK 350 V6Mercedes-Benz SLK (R172) SLK 200 2.0PowerTorque
  • Mercedes-Benz SLK (R171) Facelift 2008 SLK 350 V6: Power / Torque
  • Mercedes-Benz SLK (R172) SLK 200 2.0: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSLK (R171)Facelift 2008SLK 350 V66,500 rpm4,900 rpm6,750 rpm
Mercedes-BenzSLK (R172)SLK 200 2.05,500 rpm1,200-4,000 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSLK (R171)Facelift 2008SLK 350 V6Mercedes-BenzSLK (R172)SLK 200 2.0
Acceleration checkpoints
0-60 mph
0-97 km/h
5.1 s
6.5 s
0-100 km/h
0-62 mph
5.4 s
6.9 s
0-200 km/h
0-124 mph
17.9 s
28.2 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
237 km/h
147 mph
Drag race simulation
60 ft
18 m
2.3 s
2.5 s
330 ft
101 m
5.9 s
6.5 s
1/8 mile
201 m
8.9 s
9.8 s
1000 ft
305 m
11.4 s
12.6 s
1/4 mile
402 m
13.4 s
14.9 s
Trap speed
1/4 mile
402 m
175 km/h
109 mph
156 km/h
97 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)Facelift 2008SLK 350 V6
305 hp
227 kW
Mercedes-BenzSLK (R172)SLK 200 2.0
184 hp
137 kW

Mercedes-Benz SLK (R171) Facelift 2008 SLK 350 V6 has 121 hp more than Mercedes-Benz SLK (R172) SLK 200 2.0.

The biggest power difference is between Mercedes-Benz SLK (R172) SLK 200 2.0 and Mercedes-Benz SLK (R171) Facelift 2008 SLK 350 V6: 121 hp (90 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)Facelift 2008SLK 350 V6
360 Nm
266 lb-ft
Mercedes-BenzSLK (R172)SLK 200 2.0
300 Nm
221 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)Facelift 2008SLK 350 V6
1,430 kg
3,153 lb
Mercedes-BenzSLK (R172)SLK 200 2.0
1,405 kg
3,097 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)Facelift 2008SLK 350 V6
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Mercedes-BenzSLK (R172)SLK 200 2.0
237 km/h
147 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)Facelift 2008SLK 350 V65.4 s
Mercedes-BenzSLK (R172)SLK 200 2.06.9 s

The biggest 0-100 km/h difference is between Mercedes-Benz SLK (R171) Facelift 2008 SLK 350 V6 and Mercedes-Benz SLK (R172) SLK 200 2.0: 1.5 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)Facelift 2008SLK 350 V6
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
Mercedes-BenzSLK (R172)SLK 200 2.0
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SLK (R172) SLK 200 2.0 and Mercedes-Benz SLK (R171) Facelift 2008 SLK 350 V6: 3.6 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)Facelift 2008SLK 350 V6
213 hp/t
159 kW/t
4.7 kg/hp
Mercedes-BenzSLK (R172)SLK 200 2.0
131 hp/t
98 kW/t
7.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)Facelift 2008SLK 350 V6
722 km
448 mi
Mercedes-BenzSLK (R172)SLK 200 2.0
984 km
611 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSLK (R171)Facelift 2008SLK 350 V6
305 hp
227 kW
5.4 s
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Mercedes-BenzSLK (R172)SLK 200 2.0
184 hp
137 kW
6.9 s
237 km/h
147 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)Facelift 2008SLK 350 V6
Power
305 hp
227 kW
0-100 km/h5.4 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
4,107 mm
161.7 in
Height
1,298 mm
51.1 in
Mercedes-BenzSLK (R172)SLK 200 2.0
Power
184 hp
137 kW
0-100 km/h6.9 s
Top speed
237 km/h
147 mph
Doors/seats
2 doors
2 seats
Trunk
225 L
7.9 cu ft
Length
4,134 mm
162.8 in
Height
1,301 mm
51.2 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)Facelift 2008SLK 350 V6
Power
305 hp
227 kW
0-100 km/h5.4 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
Mercedes-BenzSLK (R172)SLK 200 2.0
Power
184 hp
137 kW
0-100 km/h6.9 s
Top speed
237 km/h
147 mph
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Mercedes-Benz SLK (R171) Facelift 2008 SLK 350 V6 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)Facelift 2008SLK 350 V6
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
5.4 s
Mercedes-BenzSLK (R172)SLK 200 2.0
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
6.9 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-BenzSLK (R171)Facelift 2008SLK 350 V6
213 hp/t
159 kW/t
4.7 kg/hp
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
Mercedes-BenzSLK (R172)SLK 200 2.0
131 hp/t
98 kW/t
7.6 kg/hp
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSLK (R171)Facelift 2008SLK 350 V6Mercedes-BenzSLK (R172)SLK 200 2.0
Power
305 hp
227 kW
184 hp
137 kW
Torque
360 Nm
266 lb-ft
300 Nm
221 lb-ft
Acceleration
5.4 s
6.9 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
237 km/h
147 mph
Lightness
1,430 kg
3,153 lb
1,405 kg
3,097 lb
Fuel consumption
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
208 L
7.3 cu ft
Length
4,107 mm
161.7 in
Height
1,298 mm
51.1 in
Doors/seats
2 doors
2 seats
Trunk
225 L
7.9 cu ft
Length
4,134 mm
162.8 in
Height
1,301 mm
51.2 in
Range score
722 km
448 mi
984 km
611 mi
Trunk score
208 L
7.3 cu ft
225 L
7.9 cu ft
Power-to-weight score
213 hp/t
159 kW/t
4.7 kg/hp
131 hp/t
98 kW/t
7.6 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) Facelift 2008 SLK 350 V6Mercedes-Benz SLK (R172) SLK 200 2.0
Consumption9.7 L/100 km24.2 mpg US29.1 mpg UK6.1 L/100 km38.6 mpg US46.3 mpg UK
Cost / 100 km16.97 LC100 km10.67 LC100 km
Cost / 100 mi27.32 LC100 mi17.18 LC100 mi
Annual fuel used1,455 L384 US gal320 UK gal915 L242 US gal201 UK gal
Annual fuel cost2,546 LC/year1,601 LC/year

Head-to-head comparisons

Mercedes-Benz SLK (R171) Facelift 2008 SLK 350 V6

  • Has 121 hp more
  • Has 60 Nm more
  • Is 1.5 s quicker from 0-100 km/h
  • Has 33 km/h (21 mph) higher top speed
  • Has 82 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

Mercedes-Benz SLK (R172) SLK 200 2.0

  • Is 25 kg lighter
  • Uses 3.6 L/100 km less fuel
  • Has 262 km (163 mi) more estimated range
  • Has 17 L more trunk volume

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed

Choose cars to compare

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Model
Generation
Engine or modification
Mercedes-Benz SLK (R171) SLK 350 V6
Mercedes-Benz SLK (R172) SLK 200 2.0
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