Car comparison

Mercedes-Benz SLK (R172) AMG SLK 55 V8vsDonkervoort D8 GTO GTO-S 2.5 TFSI

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

New comparison

Mercedes-Benz SLK (R172)

AMG SLK 55 V8

421 hp5461 ccGasolineRWDAutomaticNaturally aspiratedRoadster2012-2015
VS

Donkervoort D8 GTO

GTO-S 2.5 TFSI

345 hp2480 ccGasolineRWDManualTurbochargedRoadster2016-present

Comparison overview

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

Best choices

Mercedes-Benz SLK (R172) AMG SLK 55 V8

  • Fastest top speed
    270 km/h
    168 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    421 hp
    314 kW
  • Highest torque
    540 Nm
    398 lb-ft
  • Lowest combined fuel consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Best estimated range
    833 km
    518 mi
  • Best overall score
    62/100
  • Best performance score
    78/100
  • Best economy score
    84/100
  • Best practicality score
    29/100

Donkervoort D8 GTO GTO-S 2.5 TFSI

  • Quickest 0-100 km/h
    3.3 s
  • Lightest
    740 kg
    1,631 lb
  • Best power-to-weight
    466 hp/t
    348 kW/t
    2.1 kg/hp
  • Lowest CO2 emissions
    178 g/km
  • Largest trunk
    250 L

Specification comparison

Specification comparison
ModelMercedes-BenzSLK (R172)AMG SLK 55 V8DonkervoortD8 GTOGTO-S 2.5 TFSI
Power
421hp314kW
345hp257kW
Torque
540Nm398lb-ft
450Nm332lb-ft
Curb weight
1,535kg3,384lb
740kg1,631lb
Gross weight
1,910kg4,211lb
-
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
255 km/h
158 mph
To 99% top speed
58.1s99% target: 267 km/h / 166 mph
Calculated
31.9s99% target: 252 km/h / 157 mph
Calculated
0-100 km/h
4.6s
3.3s
0-200 km/h
15.0s
Calculated
10.4s
0-60 mph
4.4s
Calculated
3.2s
Calculated
Fuel consumption
8.4L/100 km28mpg US33.6mpg UK
10L/100 km23.5mpg US28.2mpg UK
Fuel consumption city
12L/100 km19.6mpg US23.5mpg UK
-
Fuel consumption highway
6.2L/100 km37.9mpg US45.6mpg UK
-
Quarter mile
12.6s
Calculated
11.1s
Calculated
Power-to-weight
274hp/t205kW/t124hp/1000 lb
Calculated
466hp/t348kW/t211hp/1000 lb
Calculated
Torque-to-weight
352Nm/t235lb-ft/ton
Calculated
608Nm/t407lb-ft/ton
Calculated
Estimated range
833km518mi
Calculated
480km298mi
Calculated
Displacement
5,461cc333cu in
2,480cc151cu in
Length
4,134mm163in
3,740mm147in
Width
1,810mm71in
1,850mm73in
Height
1,301mm51in
1,140mm45in
Wheelbase
2,430mm96in
2,350mm93in
Front track
1,559mm61in
1,515mm60in
Rear track
1,565mm62in
1,585mm62in
Trunk volume
225L
250L
Max trunk volume
335L
-
Doors
2
2
Seats
2
2
Fuel tank
70L
48L
CO2 emissions
195g/km
178g/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 (R172) AMG SLK 55 V8Donkervoort D8 GTO GTO-S 2.5 TFSIPowerTorque
  • Mercedes-Benz SLK (R172) AMG SLK 55 V8: Power / Torque
  • Donkervoort D8 GTO GTO-S 2.5 TFSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSLK (R172)AMG SLK 55 V86,800 rpm4,500 rpm7,050 rpm
DonkervoortD8 GTOGTO-S 2.5 TFSI5,400 rpm2,000 rpm5,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSLK (R172)AMG SLK 55 V8DonkervoortD8 GTOGTO-S 2.5 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
4.4 s
3.2 s
0-100 km/h
0-62 mph
4.6 s
3.3 s
0-200 km/h
0-124 mph
15.0 s
10.4 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
255 km/h
158 mph
Drag race simulation
60 ft
18 m
2.2 s
1.9 s
330 ft
101 m
5.6 s
4.9 s
1/8 mile
201 m
8.3 s
7.3 s
1000 ft
305 m
10.7 s
9.3 s
1/4 mile
402 m
12.6 s
11.1 s
Trap speed
1/4 mile
402 m
185 km/h
115 mph
205 km/h
128 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R172)AMG SLK 55 V8
421 hp
314 kW
DonkervoortD8 GTOGTO-S 2.5 TFSI
345 hp
257 kW

Mercedes-Benz SLK (R172) AMG SLK 55 V8 has 76 hp more than Donkervoort D8 GTO GTO-S 2.5 TFSI.

The biggest power difference is between Donkervoort D8 GTO GTO-S 2.5 TFSI and Mercedes-Benz SLK (R172) AMG SLK 55 V8: 76 hp (57 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R172)AMG SLK 55 V8
540 Nm
398 lb-ft
DonkervoortD8 GTOGTO-S 2.5 TFSI
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R172)AMG SLK 55 V8
1,535 kg
3,384 lb
DonkervoortD8 GTOGTO-S 2.5 TFSI
740 kg
1,631 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 (R172)AMG SLK 55 V8
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
DonkervoortD8 GTOGTO-S 2.5 TFSI
255 km/h
158 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R172)AMG SLK 55 V84.6 s
DonkervoortD8 GTOGTO-S 2.5 TFSI3.3 s

Although Mercedes-Benz SLK (R172) AMG SLK 55 V8 has more power, Donkervoort D8 GTO GTO-S 2.5 TFSI is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Donkervoort D8 GTO GTO-S 2.5 TFSI and Mercedes-Benz SLK (R172) AMG SLK 55 V8: 1.3 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 (R172)AMG SLK 55 V8
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
DonkervoortD8 GTOGTO-S 2.5 TFSI
10.0 L/100 km
23.5 mpg US
28.2 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SLK (R172) AMG SLK 55 V8 and Donkervoort D8 GTO GTO-S 2.5 TFSI: 1.6 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 (R172)AMG SLK 55 V8
274 hp/t
205 kW/t
3.6 kg/hp
DonkervoortD8 GTOGTO-S 2.5 TFSI
466 hp/t
348 kW/t
2.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLK (R172)AMG SLK 55 V8
833 km
518 mi
DonkervoortD8 GTOGTO-S 2.5 TFSI
480 km
298 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSLK (R172)AMG SLK 55 V8
421 hp
314 kW
4.6 s
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
DonkervoortD8 GTOGTO-S 2.5 TFSI
345 hp
257 kW
3.3 s
255 km/h
158 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 (R172)AMG SLK 55 V8
Power
421 hp
314 kW
0-100 km/h4.6 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 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
DonkervoortD8 GTOGTO-S 2.5 TFSI
Power
345 hp
257 kW
0-100 km/h3.3 s
Top speed
255 km/h
158 mph
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
3,740 mm
147.2 in
Height
1,140 mm
44.9 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 (R172)AMG SLK 55 V8
Power
421 hp
314 kW
0-100 km/h4.6 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
DonkervoortD8 GTOGTO-S 2.5 TFSI
Power
345 hp
257 kW
0-100 km/h3.3 s
Top speed
255 km/h
158 mph
10.0 L/100 km
23.5 mpg US
28.2 mpg UK

Mercedes-Benz SLK (R172) 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 (R172)AMG SLK 55 V8
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
4.6 s
DonkervoortD8 GTOGTO-S 2.5 TFSI
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
3.3 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 (R172)AMG SLK 55 V8
274 hp/t
205 kW/t
3.6 kg/hp
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
DonkervoortD8 GTOGTO-S 2.5 TFSI
466 hp/t
348 kW/t
2.1 kg/hp
10.0 L/100 km
23.5 mpg US
28.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSLK (R172)AMG SLK 55 V8DonkervoortD8 GTOGTO-S 2.5 TFSI
Power
421 hp
314 kW
345 hp
257 kW
Torque
540 Nm
398 lb-ft
450 Nm
332 lb-ft
Acceleration
4.6 s
3.3 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
255 km/h
158 mph
Lightness
1,535 kg
3,384 lb
740 kg
1,631 lb
Fuel consumption
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
Practicality
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
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
3,740 mm
147.2 in
Height
1,140 mm
44.9 in
Range score
833 km
518 mi
480 km
298 mi
CO2 score
195 g/km
178 g/km
Trunk score
225 L
7.9 cu ft
250 L
8.8 cu ft
Power-to-weight score
274 hp/t
205 kW/t
3.6 kg/hp
466 hp/t
348 kW/t
2.1 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 (R172) AMG SLK 55 V8Donkervoort D8 GTO GTO-S 2.5 TFSI
Consumption8.4 L/100 km28 mpg US33.6 mpg UK10 L/100 km23.5 mpg US28.2 mpg UK
Cost / 100 km14.70 LC100 km17.50 LC100 km
Cost / 100 mi23.66 LC100 mi28.16 LC100 mi
Annual fuel used1,260 L333 US gal277 UK gal1,500 L396 US gal330 UK gal
Annual fuel cost2,205 LC/year2,625 LC/year

Head-to-head comparisons

Mercedes-Benz SLK (R172) AMG SLK 55 V8

  • Has 76 hp more
  • Has 90 Nm more
  • Has 15 km/h (9 mph) higher top speed
  • Uses 1.6 L/100 km less fuel
  • Has 353 km (220 mi) more estimated range

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

Donkervoort D8 GTO GTO-S 2.5 TFSI

  • Is 795 kg lighter
  • Is 1.3 s quicker from 0-100 km/h
  • Has 192 hp/t better power-to-weight
  • Has 25 L more trunk volume
  • Emits 17 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz SLK (R172) AMG SLK 55 V8
Donkervoort D8 GTO GTO-S 2.5 TFSI
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