Car comparison

Mercedes-Benz SLK (R171) SLK 350 V6vsMercedes-Benz SLK (R172) SLK 200 1.8

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

New comparison

Mercedes-Benz SLK (R171)

SLK 350 V6

272 hp3498 ccGasolineRWDManualNaturally aspiratedRoadster2004-2007
VS

Mercedes-Benz SLK (R172)

SLK 200 1.8

184 hp1796 ccGasolineRWDManualTurbochargedRoadster2011-2015

Comparison overview

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

Best choices

Mercedes-Benz SLK (R171) SLK 350 V6

  • Quickest 0-100 km/h
    5.6 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    272 hp
    203 kW
  • Highest torque
    350 Nm
    258 lb-ft
  • Lightest
    1,390 kg
    3,064 lb
  • Best power-to-weight
    196 hp/t
    146 kW/t
    5.1 kg/hp
  • Best overall score
    52/100
  • Best performance score
    63/100
  • Best practicality score
    29/100

Mercedes-Benz SLK (R172) SLK 200 1.8

  • Lowest combined fuel consumption
    6.8 L/100 km
    34.6 mpg US
    41.5 mpg UK
  • Lowest city consumption
    9.3 L/100 km
    25.3 mpg US
    30.4 mpg UK
  • Lowest highway consumption
    5.3 L/100 km
    44.4 mpg US
    53.3 mpg UK
  • Best estimated range
    882 km
    548 mi
  • Largest trunk
    225 L
  • Best economy score
    89/100

Specification comparison

Specification comparison
ModelMercedes-BenzSLK (R171)SLK 350 V6Mercedes-BenzSLK (R172)SLK 200 1.8
Power
272hp203kW
184hp137kW
Torque
350Nm258lb-ft
270Nm199lb-ft
Curb weight
1,390kg3,064lb
1,395kg3,075lb
Gross weight
1,780kg3,924lb
1,750kg3,858lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
240 km/h
149 mph
To 99% top speed
70.5s99% target: 257 km/h / 160 mph
Calculated
86.5s99% target: 238 km/h / 148 mph
Calculated
0-100 km/h
5.6s
7.3s
0-200 km/h
19.4s
Calculated
29.2s
Calculated
0-60 mph
5.3s
Calculated
6.9s
Calculated
Fuel consumption
10.6L/100 km22.2mpg US26.6mpg UK
6.8L/100 km34.6mpg US41.5mpg UK
Fuel consumption city
15.5L/100 km15.2mpg US18.2mpg UK
9.3L/100 km25.3mpg US30.4mpg UK
Fuel consumption highway
7.8L/100 km30.2mpg US36.2mpg UK
5.3L/100 km44.4mpg US53.3mpg UK
Quarter mile
13.7s
Calculated
15.2s
Calculated
Power-to-weight
196hp/t146kW/t89hp/1000 lb
Calculated
132hp/t98kW/t60hp/1000 lb
Calculated
Torque-to-weight
252Nm/t168lb-ft/ton
Calculated
194Nm/t130lb-ft/ton
Calculated
Estimated range
660km410mi
Calculated
882km548mi
Calculated
Displacement
3,498cc213cu in
1,796cc110cu in
Length
4,089mm161in
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
CO2 emissions-
158g/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 SLK (R171) SLK 350 V6Mercedes-Benz SLK (R172) SLK 200 1.8PowerTorque
  • Mercedes-Benz SLK (R171) SLK 350 V6: Power / Torque
  • Mercedes-Benz SLK (R172) SLK 200 1.8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSLK (R171)SLK 350 V66,000 rpm2,400-5,000 rpm6,250 rpm
Mercedes-BenzSLK (R172)SLK 200 1.85,250 rpm1,800-4,600 rpm5,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSLK (R171)SLK 350 V6Mercedes-BenzSLK (R172)SLK 200 1.8
Acceleration checkpoints
0-60 mph
0-97 km/h
5.3 s
6.9 s
0-100 km/h
0-62 mph
5.6 s
7.3 s
0-200 km/h
0-124 mph
19.4 s
29.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
240 km/h
149 mph
Drag race simulation
60 ft
18 m
2.3 s
2.5 s
330 ft
101 m
6.0 s
6.7 s
1/8 mile
201 m
9.0 s
10.0 s
1000 ft
305 m
11.6 s
12.8 s
1/4 mile
402 m
13.7 s
15.2 s
Trap speed
1/4 mile
402 m
171 km/h
106 mph
153 km/h
95 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)SLK 350 V6
272 hp
203 kW
Mercedes-BenzSLK (R172)SLK 200 1.8
184 hp
137 kW

Mercedes-Benz SLK (R171) SLK 350 V6 has 88 hp more than Mercedes-Benz SLK (R172) SLK 200 1.8.

The biggest power difference is between Mercedes-Benz SLK (R172) SLK 200 1.8 and Mercedes-Benz SLK (R171) SLK 350 V6: 88 hp (66 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)SLK 350 V6
350 Nm
258 lb-ft
Mercedes-BenzSLK (R172)SLK 200 1.8
270 Nm
199 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)SLK 350 V6
1,390 kg
3,064 lb
Mercedes-BenzSLK (R172)SLK 200 1.8
1,395 kg
3,075 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)SLK 350 V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzSLK (R172)SLK 200 1.8
240 km/h
149 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)SLK 350 V65.6 s
Mercedes-BenzSLK (R172)SLK 200 1.87.3 s

The biggest 0-100 km/h difference is between Mercedes-Benz SLK (R171) SLK 350 V6 and Mercedes-Benz SLK (R172) SLK 200 1.8: 1.7 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)SLK 350 V6
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
Mercedes-BenzSLK (R172)SLK 200 1.8
6.8 L/100 km
34.6 mpg US
41.5 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SLK (R172) SLK 200 1.8 and Mercedes-Benz SLK (R171) SLK 350 V6: 3.8 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-BenzSLK (R171)SLK 350 V6
196 hp/t
146 kW/t
5.1 kg/hp
Mercedes-BenzSLK (R172)SLK 200 1.8
132 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)SLK 350 V6
660 km
410 mi
Mercedes-BenzSLK (R172)SLK 200 1.8
882 km
548 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSLK (R171)SLK 350 V6
272 hp
203 kW
5.6 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzSLK (R172)SLK 200 1.8
184 hp
137 kW
7.3 s
240 km/h
149 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)SLK 350 V6
Power
272 hp
203 kW
0-100 km/h5.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
208 L
7.3 cu ft
Length
4,089 mm
161.0 in
Height
1,298 mm
51.1 in
Mercedes-BenzSLK (R172)SLK 200 1.8
Power
184 hp
137 kW
0-100 km/h7.3 s
Top speed
240 km/h
149 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)SLK 350 V6
Power
272 hp
203 kW
0-100 km/h5.6 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
Mercedes-BenzSLK (R172)SLK 200 1.8
Power
184 hp
137 kW
0-100 km/h7.3 s
Top speed
240 km/h
149 mph
6.8 L/100 km
34.6 mpg US
41.5 mpg UK

Mercedes-Benz SLK (R171) 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)SLK 350 V6
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
5.6 s
Mercedes-BenzSLK (R172)SLK 200 1.8
6.8 L/100 km
34.6 mpg US
41.5 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)SLK 350 V6
196 hp/t
146 kW/t
5.1 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
Mercedes-BenzSLK (R172)SLK 200 1.8
132 hp/t
98 kW/t
7.6 kg/hp
6.8 L/100 km
34.6 mpg US
41.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSLK (R171)SLK 350 V6Mercedes-BenzSLK (R172)SLK 200 1.8
Power
272 hp
203 kW
184 hp
137 kW
Torque
350 Nm
258 lb-ft
270 Nm
199 lb-ft
Acceleration
5.6 s
7.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
240 km/h
149 mph
Lightness
1,390 kg
3,064 lb
1,395 kg
3,075 lb
Fuel consumption
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
208 L
7.3 cu ft
Length
4,089 mm
161.0 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
660 km
410 mi
882 km
548 mi
CO2 score
-
158 g/km
Trunk score
208 L
7.3 cu ft
225 L
7.9 cu ft
Power-to-weight score
196 hp/t
146 kW/t
5.1 kg/hp
132 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) SLK 350 V6Mercedes-Benz SLK (R172) SLK 200 1.8
Consumption10.6 L/100 km22.2 mpg US26.6 mpg UK6.8 L/100 km34.6 mpg US41.5 mpg UK
Cost / 100 km18.55 LC100 km11.90 LC100 km
Cost / 100 mi29.85 LC100 mi19.15 LC100 mi
Annual fuel used1,590 L420 US gal350 UK gal1,020 L269 US gal224 UK gal
Annual fuel cost2,783 LC/year1,785 LC/year

Head-to-head comparisons

Mercedes-Benz SLK (R171) SLK 350 V6

  • Has 88 hp more
  • Has 80 Nm more
  • Is 5 kg lighter
  • Is 1.7 s quicker from 0-100 km/h
  • Has 20 km/h (12 mph) higher top speed
  • Has 64 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk

Mercedes-Benz SLK (R172) SLK 200 1.8

  • Uses 3.8 L/100 km less fuel
  • Has 222 km (138 mi) more estimated range
  • Has 17 L more trunk volume

Pros

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

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest
  • 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 1.8
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