Car comparison

Mercedes-Benz SLC (C107) 500 SLC V8vsBMW 6 Series (E24) 635CSi

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

New comparison

Mercedes-Benz SLC (C107)

500 SLC V8

240 hp4973 ccGasolineRWDAutomaticNaturally aspiratedCoupe1980-1981

BMW 6 Series (E24)

635CSi

218 hp3453 ccGasolineRWDManualNaturally aspiratedCoupe1978-1982

Comparison overview

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

Mercedes-Benz SLC (C107) 500 SLC V8

Fastest top speed
240 km/h
149 mph Unrestricted
225 km/h
140 mph Restricted
Most powerful
240 hp
179 kW
Highest torque
402 Nm
296 lb-ft
Best power-to-weight
158 hp/t
118 kW/t
6.3 kg/hp
Best overall score
55/100
Best performance score
54/100
Best practicality score
57/100

BMW 6 Series (E24) 635CSi

Quickest 0-100 km/h
7.6 s
Lightest
1,500 kg
3,307 lb
Best economy score
80/100

Specification comparison

Specification comparison
Model	Mercedes-BenzSLC (C107)500 SLC V8	BMW6 Series (E24)635CSi
Power	240hp179kW	218hp163kW
Torque	402Nm296lb-ft	310Nm229lb-ft
Curb weight	1,515kg3,340lb	1,500kg3,307lb
Gross weight	2,005kg4,420lb	1,860kg4,101lb
Top speed	Unrestricted 240 km/h149 mph Restricted 225 km/h140 mph Calculated	222 km/h 138 mph
To 99% top speed	97.1s99% target: 238 km/h / 148 mph Calculated	95.7s99% target: 220 km/h / 137 mph Calculated
0-100 km/h	7.8s	7.6s
0-200 km/h	32.0s Calculated	40.7s Calculated
0-60 mph	7.4s Calculated	7.2s Calculated
Fuel consumption	-	10L/100 km23.5mpg US28.2mpg UK
Fuel consumption city	20.7L/100 km11.4mpg US13.6mpg UK	-
Fuel consumption highway	10.9L/100 km21.6mpg US25.9mpg UK	-
Quarter mile	15.6s Calculated	15.5s Calculated
Power-to-weight	158hp/t118kW/t72hp/1000 lb Calculated	145hp/t108kW/t66hp/1000 lb Calculated
Torque-to-weight	265Nm/t178lb-ft/ton Calculated	207Nm/t138lb-ft/ton Calculated
Estimated range	-	700km435mi Calculated
Displacement	4,973cc303cu in	3,453cc211cu in
Length	4,750mm187in	4,755mm187in
Width	1,790mm70in	1,725mm68in
Height	1,330mm52in	1,365mm54in
Wheelbase	2,815mm111in	2,626mm103in
Front track	1,452mm57in	1,422mm56in
Rear track	1,440mm57in	1,487mm59in
Trunk volume	-	415L
Doors	2	2
Seats	5	4
Fuel tank	90L	70L

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 (C107) 500 SLC V8BMW 6 Series (E24) 635CSiPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzSLC (C107)500 SLC V8	5,000 rpm	3,200 rpm	5,250 rpm
BMW6 Series (E24)635CSi	5,200 rpm	4,000 rpm	5,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzSLC (C107)500 SLC V8	BMW6 Series (E24)635CSi
	Acceleration checkpoints
0-60 mph 0-97 km/h	7.4 s	7.2 s
0-100 km/h 0-62 mph	7.8 s	7.6 s
0-200 km/h 0-124 mph	32.0 s	40.7 s
Top speed	Unrestricted 240 km/h149 mph Restricted 225 km/h140 mph Likely limited	222 km/h 138 mph
	Drag race simulation
60 ft 18 m	2.6 s	2.4 s
330 ft 101 m	6.8 s	6.6 s
1/8 mile 201 m	10.2 s	10.0 s
1000 ft 305 m	13.2 s	13.0 s
1/4 mile 402 m	15.6 s	15.5 s
Trap speed 1/4 mile 402 m	149 km/h 93 mph	145 km/h 90 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (C107)500 SLC V8	240 hp 179 kW
BMW6 Series (E24)635CSi	218 hp 163 kW

Mercedes-Benz SLC (C107) 500 SLC V8 has 22 hp more than BMW 6 Series (E24) 635CSi.

The biggest power difference is between BMW 6 Series (E24) 635CSi and Mercedes-Benz SLC (C107) 500 SLC V8: 22 hp (16 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (C107)500 SLC V8	402 Nm 296 lb-ft
BMW6 Series (E24)635CSi	310 Nm 229 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (C107)500 SLC V8	1,515 kg 3,340 lb
BMW6 Series (E24)635CSi	1,500 kg 3,307 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
Mercedes-BenzSLC (C107)500 SLC V8	Unrestricted 240 km/h149 mph Restricted 225 km/h140 mph
BMW6 Series (E24)635CSi	222 km/h 138 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (C107)500 SLC V8	7.8 s
BMW6 Series (E24)635CSi	7.6 s

Although Mercedes-Benz SLC (C107) 500 SLC V8 has more power, BMW 6 Series (E24) 635CSi is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between BMW 6 Series (E24) 635CSi and Mercedes-Benz SLC (C107) 500 SLC V8: 0.2 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (C107)500 SLC V8	158 hp/t 118 kW/t 6.3 kg/hp
BMW6 Series (E24)635CSi	145 hp/t 108 kW/t 6.9 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzSLC (C107)500 SLC V8	240 hp 179 kW	7.8 s	Unrestricted 240 km/h149 mph Restricted 225 km/h140 mph
BMW6 Series (E24)635CSi	218 hp 163 kW	7.6 s	222 km/h 138 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

Mercedes-BenzSLC (C107)500 SLC V8

Power	240 hp 179 kW
0-100 km/h	7.8 s
Top speed Unrestricted 240 km/h149 mph Restricted 225 km/h140 mph

Doors/seats	2 doors 5 seats
Trunk	-
Length	4,750 mm 187.0 in
Height	1,330 mm 52.4 in

BMW6 Series (E24)635CSi

Power	218 hp 163 kW
0-100 km/h	7.6 s
Top speed 222 km/h 138 mph

Doors/seats	2 doors 4 seats
Trunk	415 L 14.7 cu ft
Length	4,755 mm 187.2 in
Height	1,365 mm 53.7 in

Detailed score breakdown

Vehicle

Mercedes-BenzSLC (C107)500 SLC V8

BMW6 Series (E24)635CSi

Power

240 hp

179 kW

218 hp

163 kW

Torque

402 Nm

296 lb-ft

310 Nm

229 lb-ft

Acceleration

7.8 s

7.6 s

Top speed

Unrestricted

240 km/h149 mph

Restricted

225 km/h140 mph

222 km/h

138 mph

Lightness

1,515 kg

3,340 lb

1,500 kg

3,307 lb

Fuel consumption

10.0 L/100 km

23.5 mpg US

28.2 mpg UK

Practicality

Doors/seats	2 doors 5 seats
Trunk	-
Length	4,750 mm 187.0 in
Height	1,330 mm 52.4 in

Doors/seats	2 doors 4 seats
Trunk	415 L 14.7 cu ft
Length	4,755 mm 187.2 in
Height	1,365 mm 53.7 in

Range score

700 km

435 mi

Trunk score

415 L

14.7 cu ft

Power-to-weight score

158 hp/t

118 kW/t

6.3 kg/hp

145 hp/t

108 kW/t

6.9 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	BMW 6 Series (E24) 635CSi
Consumption	10 L/100 km23.5 mpg US28.2 mpg UK
Cost / 100 km	17.50 LC100 km
Cost / 100 mi	28.16 LC100 mi
Annual fuel used	1,500 L396 US gal330 UK gal
Annual fuel cost	2,625 LC/year