Car comparison

Morgan Plus Four 2.0 TwinPower TurbovsMercedes-Benz SLK (R172) SLK 300

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

New comparison

Morgan Plus Four

2.0 TwinPower Turbo

258 hp1998 ccGasolineRWDAutomaticTurbochargedRoadster2020-present

Mercedes-Benz SLK (R172)

SLK 300

245 hp1991 ccGasolineRWDAutomaticTurbochargedRoadster2015-2016

Comparison overview

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

Morgan Plus Four 2.0 TwinPower Turbo

Quickest 0-100 km/h
4.8 s
Fastest top speed
260 km/h
162 mph Unrestricted
240 km/h
149 mph Restricted
Most powerful
258 hp
192 kW
Highest torque
400 Nm
295 lb-ft
Lightest
1,009 kg
2,224 lb
Best power-to-weight
256 hp/t
191 kW/t
3.9 kg/hp
Best overall score
56/100
Best performance score
68/100
Best practicality score
31/100

Mercedes-Benz SLK (R172) SLK 300

Lowest combined fuel consumption
6.2 L/100 km
37.9 mpg US
45.6 mpg UK
Best economy score
90/100

Specification comparison

Specification comparison
Model	MorganPlus Four2.0 TwinPower Turbo	Mercedes-BenzSLK (R172)SLK 300
Power	258hp192kW	245hp183kW
Torque	400Nm295lb-ft	370Nm273lb-ft
Curb weight	1,009kg2,224lb	1,430kg3,153lb
Gross weight	-	1,820kg4,012lb
Top speed	Unrestricted 260 km/h162 mph Restricted 240 km/h149 mph Calculated	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	52.5s99% target: 257 km/h / 160 mph Calculated	74.9s99% target: 257 km/h / 160 mph Calculated
0-100 km/h	4.8s	5.8s
0-200 km/h	15.6s Calculated	20.4s Calculated
0-60 mph	4.6s Calculated	5.5s Calculated
Fuel consumption	7L/100 km33.6mpg US40.4mpg UK	6.2L/100 km37.9mpg US45.6mpg UK
Fuel consumption city	-	7.8L/100 km30.2mpg US36.2mpg UK
Fuel consumption highway	-	5.2L/100 km45.2mpg US54.3mpg UK
Quarter mile	12.8s Calculated	13.9s Calculated
Power-to-weight	256hp/t191kW/t116hp/1000 lb Calculated	171hp/t128kW/t78hp/1000 lb Calculated
Torque-to-weight	396Nm/t265lb-ft/ton Calculated	259Nm/t173lb-ft/ton Calculated
Estimated range	-	968km601mi Calculated
Displacement	1,998cc122cu in	1,991cc121cu in
Length	3,830mm151in	4,134mm163in
Width	1,650mm65in	1,810mm71in
Height	1,250mm49in	1,301mm51in
Wheelbase	-	2,430mm96in
Front track	-	1,559mm61in
Rear track	-	1,565mm62in
Trunk volume	-	225L
Max trunk volume	-	335L
Doors	2	2
Seats	2	2
Fuel tank	-	60L
CO2 emissions	159g/km	-

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	MorganPlus Four2.0 TwinPower Turbo	Mercedes-BenzSLK (R172)SLK 300
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.6 s	5.5 s
0-100 km/h 0-62 mph	4.8 s	5.8 s
0-200 km/h 0-124 mph	15.6 s	20.4 s
Top speed	Unrestricted 260 km/h162 mph Restricted 240 km/h149 mph Likely limited	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited
	Drag race simulation
60 ft 18 m	2.2 s	2.3 s
330 ft 101 m	5.7 s	6.1 s
1/8 mile 201 m	8.5 s	9.1 s
1000 ft 305 m	10.8 s	11.7 s
1/4 mile 402 m	12.8 s	13.9 s
Trap speed 1/4 mile 402 m	183 km/h 114 mph	169 km/h 105 mph

Power comparison

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

Chart data table
Vehicle	Value
MorganPlus Four2.0 TwinPower Turbo	258 hp 192 kW
Mercedes-BenzSLK (R172)SLK 300	245 hp 183 kW

Morgan Plus Four 2.0 TwinPower Turbo has 13 hp more than Mercedes-Benz SLK (R172) SLK 300.

The biggest power difference is between Mercedes-Benz SLK (R172) SLK 300 and Morgan Plus Four 2.0 TwinPower Turbo: 13 hp (10 kW).

Torque comparison

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

Chart data table
Vehicle	Value
MorganPlus Four2.0 TwinPower Turbo	400 Nm 295 lb-ft
Mercedes-BenzSLK (R172)SLK 300	370 Nm 273 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
MorganPlus Four2.0 TwinPower Turbo	1,009 kg 2,224 lb
Mercedes-BenzSLK (R172)SLK 300	1,430 kg 3,153 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
MorganPlus Four2.0 TwinPower Turbo	Unrestricted 260 km/h162 mph Restricted 240 km/h149 mph
Mercedes-BenzSLK (R172)SLK 300	Unrestricted 260 km/h162 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
MorganPlus Four2.0 TwinPower Turbo	4.8 s
Mercedes-BenzSLK (R172)SLK 300	5.8 s

The biggest 0-100 km/h difference is between Morgan Plus Four 2.0 TwinPower Turbo and Mercedes-Benz SLK (R172) SLK 300: 1.0 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
MorganPlus Four2.0 TwinPower Turbo	7.0 L/100 km 33.6 mpg US 40.4 mpg UK
Mercedes-BenzSLK (R172)SLK 300	6.2 L/100 km 37.9 mpg US 45.6 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SLK (R172) SLK 300 and Morgan Plus Four 2.0 TwinPower Turbo: 0.8 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
MorganPlus Four2.0 TwinPower Turbo	256 hp/t 191 kW/t 3.9 kg/hp
Mercedes-BenzSLK (R172)SLK 300	171 hp/t 128 kW/t 5.8 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
MorganPlus Four2.0 TwinPower Turbo	258 hp 192 kW	4.8 s	Unrestricted 260 km/h162 mph Restricted 240 km/h149 mph
Mercedes-BenzSLK (R172)SLK 300	245 hp 183 kW	5.8 s	Unrestricted 260 km/h162 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

MorganPlus Four2.0 TwinPower Turbo

Power	258 hp 192 kW
0-100 km/h	4.8 s
Top speed Unrestricted 260 km/h162 mph Restricted 240 km/h149 mph

Doors/seats	2 doors 2 seats
Trunk	-
Length	3,830 mm 150.8 in
Height	1,250 mm 49.2 in

Mercedes-BenzSLK (R172)SLK 300

Power	245 hp 183 kW
0-100 km/h	5.8 s
Top speed Unrestricted 260 km/h162 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

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

MorganPlus Four2.0 TwinPower Turbo

Power	258 hp 192 kW
0-100 km/h	4.8 s
Top speed Unrestricted 260 km/h162 mph Restricted 240 km/h149 mph

7.0 L/100 km

33.6 mpg US

40.4 mpg UK

Mercedes-BenzSLK (R172)SLK 300

Power	245 hp 183 kW
0-100 km/h	5.8 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

6.2 L/100 km

37.9 mpg US

45.6 mpg UK

Morgan Plus Four 2.0 TwinPower Turbo 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
MorganPlus Four2.0 TwinPower Turbo	7.0 L/100 km 33.6 mpg US 40.4 mpg UK	4.8 s
Mercedes-BenzSLK (R172)SLK 300	6.2 L/100 km 37.9 mpg US 45.6 mpg UK	5.8 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
MorganPlus Four2.0 TwinPower Turbo	256 hp/t 191 kW/t 3.9 kg/hp	7.0 L/100 km 33.6 mpg US 40.4 mpg UK
Mercedes-BenzSLK (R172)SLK 300	171 hp/t 128 kW/t 5.8 kg/hp	6.2 L/100 km 37.9 mpg US 45.6 mpg UK

Detailed score breakdown

Vehicle

MorganPlus Four2.0 TwinPower Turbo

Mercedes-BenzSLK (R172)SLK 300

Power

258 hp

192 kW

245 hp

183 kW

Torque

400 Nm

295 lb-ft

370 Nm

273 lb-ft

Acceleration

4.8 s

5.8 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

240 km/h149 mph

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

Lightness

1,009 kg

2,224 lb

1,430 kg

3,153 lb

Fuel consumption

7.0 L/100 km

33.6 mpg US

40.4 mpg UK

6.2 L/100 km

37.9 mpg US

45.6 mpg UK

Practicality

Doors/seats	2 doors 2 seats
Trunk	-
Length	3,830 mm 150.8 in
Height	1,250 mm 49.2 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

968 km

601 mi

CO2 score

159 g/km

Trunk score

225 L

7.9 cu ft

Power-to-weight score

256 hp/t

191 kW/t

3.9 kg/hp

171 hp/t

128 kW/t

5.8 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	Morgan Plus Four 2.0 TwinPower Turbo	Mercedes-Benz SLK (R172) SLK 300
Consumption	7 L/100 km33.6 mpg US40.4 mpg UK	6.2 L/100 km37.9 mpg US45.6 mpg UK
Cost / 100 km	12.25 LC100 km	10.85 LC100 km
Cost / 100 mi	19.71 LC100 mi	17.46 LC100 mi
Annual fuel used	1,050 L277 US gal231 UK gal	930 L246 US gal205 UK gal
Annual fuel cost	1,838 LC/year	1,628 LC/year