Car comparison

Mercedes-Benz SLC (R172) · Facelift 2016 SLC 200vsBMW 4 Series Coupe (F32) · Facelift 2017 420i

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

New comparison

Mercedes-Benz SLC (R172) · Facelift 2016

SLC 200

184 hp1991 ccGasolineRWDAutomaticTurbochargedCoupe2016-2020
VS

BMW 4 Series Coupe (F32) · Facelift 2017

420i

184 hp1998 ccGasolineRWDManualTurbochargedCoupe2017-2020

Comparison overview

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

Best choices

Mercedes-Benz SLC (R172) Facelift 2016 SLC 200

  • Quickest 0-100 km/h
    6.9 s
  • Fastest top speed
    237 km/h
    147 mph
  • Most powerful
    184 hp
    137 kW
  • Highest torque
    300 Nm
    221 lb-ft
  • Lightest
    1,405 kg
    3,097 lb
  • Best power-to-weight
    131 hp/t
    98 kW/t
    7.6 kg/hp
  • 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
  • Best estimated range
    984 km
    611 mi
  • Best performance score
    53/100
  • Best economy score
    90/100

Specification comparison

Specification comparison
ModelMercedes-BenzSLC (R172)Facelift 2016SLC 200BMW4 Series Coupe (F32)Facelift 2017420i
Power
184hp137kW
184hp137kW
Torque
300Nm221lb-ft
290Nm214lb-ft
Curb weight
1,405kg3,097lb
1,475kg3,252lb
Gross weight
1,795kg3,957lb
1,995kg4,398lb
Top speed
237 km/h
147 mph
236 km/h
147 mph
To 99% top speed
84.5s99% target: 235 km/h / 146 mph
Calculated
91.4s99% target: 234 km/h / 145 mph
Calculated
0-100 km/h
6.9s
7.3s
0-200 km/h
29.0s
Calculated
31.5s
Calculated
0-60 mph
6.5s
Calculated
6.9s
Calculated
Fuel consumption
6.1L/100 km38.6mpg US46.3mpg UK
6.1L/100 km38.6mpg US46.3mpg UK
Fuel consumption city
7.9L/100 km29.8mpg US35.8mpg UK
8.1L/100 km29mpg US34.9mpg UK
Fuel consumption highway
5.2L/100 km45.2mpg US54.3mpg UK
4.9L/100 km48mpg US57.6mpg UK
Quarter mile
14.9s
Calculated
15.2s
Calculated
Power-to-weight
131hp/t98kW/t59hp/1000 lb
Calculated
125hp/t93kW/t57hp/1000 lb
Calculated
Torque-to-weight
214Nm/t143lb-ft/ton
Calculated
197Nm/t132lb-ft/ton
Calculated
Estimated range
984km611mi
Calculated
984km611mi
Calculated
Displacement
1,991cc121cu in
1,998cc122cu in
Length
4,133mm163in
4,640mm183in
Width
1,810mm71in
1,825mm72in
Height
1,301mm51in
1,377mm54in
Wheelbase
2,430mm96in
2,810mm111in
Front track
1,559mm61in
1,547mm61in
Rear track
1,565mm62in
1,593mm63in
Ground clearance-
130mm5in
Trunk volume
225L
445L
Max trunk volume
335L
-
Doors
2
2
Seats
2
4
Fuel tank
60L
60L
CO2 emissions
143g/km
141g/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 SLC (R172) Facelift 2016 SLC 200BMW 4 Series Coupe (F32) Facelift 2017 420iPowerTorque
  • Mercedes-Benz SLC (R172) Facelift 2016 SLC 200: Power / Torque
  • BMW 4 Series Coupe (F32) Facelift 2017 420i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSLC (R172)Facelift 2016SLC 2005,500 rpm1,200-4,000 rpm5,750 rpm
BMW4 Series Coupe (F32)Facelift 2017420i5,000 rpm1,350-4,600 rpm5,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSLC (R172)Facelift 2016SLC 200BMW4 Series Coupe (F32)Facelift 2017420i
Acceleration checkpoints
0-60 mph
0-97 km/h
6.5 s
6.9 s
0-100 km/h
0-62 mph
6.9 s
7.3 s
0-200 km/h
0-124 mph
29.0 s
31.5 s
Top speed
237 km/h
147 mph
236 km/h
147 mph
Drag race simulation
60 ft
18 m
2.4 s
2.5 s
330 ft
101 m
6.5 s
6.6 s
1/8 mile
201 m
9.7 s
9.9 s
1000 ft
305 m
12.6 s
12.8 s
1/4 mile
402 m
14.9 s
15.2 s
Trap speed
1/4 mile
402 m
154 km/h
96 mph
151 km/h
94 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLC (R172)Facelift 2016SLC 200
184 hp
137 kW
BMW4 Series Coupe (F32)Facelift 2017420i
184 hp
137 kW

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLC (R172)Facelift 2016SLC 200
300 Nm
221 lb-ft
BMW4 Series Coupe (F32)Facelift 2017420i
290 Nm
214 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLC (R172)Facelift 2016SLC 200
1,405 kg
3,097 lb
BMW4 Series Coupe (F32)Facelift 2017420i
1,475 kg
3,252 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-BenzSLC (R172)Facelift 2016SLC 200
237 km/h
147 mph
BMW4 Series Coupe (F32)Facelift 2017420i
236 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-BenzSLC (R172)Facelift 2016SLC 2006.9 s
BMW4 Series Coupe (F32)Facelift 2017420i7.3 s

The biggest 0-100 km/h difference is between Mercedes-Benz SLC (R172) Facelift 2016 SLC 200 and BMW 4 Series Coupe (F32) Facelift 2017 420i: 0.4 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-BenzSLC (R172)Facelift 2016SLC 200
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
BMW4 Series Coupe (F32)Facelift 2017420i
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLC (R172)Facelift 2016SLC 200
131 hp/t
98 kW/t
7.6 kg/hp
BMW4 Series Coupe (F32)Facelift 2017420i
125 hp/t
93 kW/t
8.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLC (R172)Facelift 2016SLC 200
984 km
611 mi
BMW4 Series Coupe (F32)Facelift 2017420i
984 km
611 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSLC (R172)Facelift 2016SLC 200
184 hp
137 kW
6.9 s
237 km/h
147 mph
BMW4 Series Coupe (F32)Facelift 2017420i
184 hp
137 kW
7.3 s
236 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-BenzSLC (R172)Facelift 2016SLC 200
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
4,133 mm
162.7 in
Height
1,301 mm
51.2 in
BMW4 Series Coupe (F32)Facelift 2017420i
Power
184 hp
137 kW
0-100 km/h7.3 s
Top speed
236 km/h
147 mph
Doors/seats
2 doors
4 seats
Trunk
445 L
15.7 cu ft
Length
4,640 mm
182.7 in
Height
1,377 mm
54.2 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-BenzSLC (R172)Facelift 2016SLC 200
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
BMW4 Series Coupe (F32)Facelift 2017420i
Power
184 hp
137 kW
0-100 km/h7.3 s
Top speed
236 km/h
147 mph
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Mercedes-Benz SLC (R172) Facelift 2016 SLC 200 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-BenzSLC (R172)Facelift 2016SLC 200
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
6.9 s
BMW4 Series Coupe (F32)Facelift 2017420i
6.1 L/100 km
38.6 mpg US
46.3 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-BenzSLC (R172)Facelift 2016SLC 200
131 hp/t
98 kW/t
7.6 kg/hp
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
BMW4 Series Coupe (F32)Facelift 2017420i
125 hp/t
93 kW/t
8.0 kg/hp
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSLC (R172)Facelift 2016SLC 200BMW4 Series Coupe (F32)Facelift 2017420i
Power
184 hp
137 kW
184 hp
137 kW
Torque
300 Nm
221 lb-ft
290 Nm
214 lb-ft
Acceleration
6.9 s
7.3 s
Top speed
237 km/h
147 mph
236 km/h
147 mph
Lightness
1,405 kg
3,097 lb
1,475 kg
3,252 lb
Fuel consumption
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
225 L
7.9 cu ft
Length
4,133 mm
162.7 in
Height
1,301 mm
51.2 in
Doors/seats
2 doors
4 seats
Trunk
445 L
15.7 cu ft
Length
4,640 mm
182.7 in
Height
1,377 mm
54.2 in
Range score
984 km
611 mi
984 km
611 mi
CO2 score
143 g/km
141 g/km
Trunk score
225 L
7.9 cu ft
445 L
15.7 cu ft
Power-to-weight score
131 hp/t
98 kW/t
7.6 kg/hp
125 hp/t
93 kW/t
8.0 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 SLC (R172) Facelift 2016 SLC 200BMW 4 Series Coupe (F32) Facelift 2017 420i
Consumption6.1 L/100 km38.6 mpg US46.3 mpg UK6.1 L/100 km38.6 mpg US46.3 mpg UK
Cost / 100 km10.67 LC100 km10.67 LC100 km
Cost / 100 mi17.18 LC100 mi17.18 LC100 mi
Annual fuel used915 L242 US gal201 UK gal915 L242 US gal201 UK gal
Annual fuel cost1,601 LC/year1,601 LC/year

Head-to-head comparisons

Mercedes-Benz SLC (R172) Facelift 2016 SLC 200

  • Has 10 Nm more
  • Is 70 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 1 km/h (1 mph) higher top speed
  • Has 6 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz SLC (R172) SLC 200
BMW 4 Series Coupe (F32) 420i
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Mercedes-Benz SLC (R172) · Facelift 2016 SLC 200 vs BMW 4 Series Coupe (F32) · Facelift 2017 420i - car comparison - FastVsFaster