Car comparison

Mercedes-Benz SL (R129) · Facelift 1995 SL 600 V12vsChrysler Viper RT/10 8.0 V10

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

New comparison

Mercedes-Benz SL (R129) · Facelift 1995

SL 600 V12

394 hp5987 ccGasolineRWDAutomaticNaturally aspiratedRoadster1995-1998

Chrysler Viper RT/10

8.0 V10

394 hp7990 ccGasolineRWDManualNaturally aspirated1992-1997

Comparison overview

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

Chrysler Viper RT/10 8.0 V10

Quickest 0-100 km/h
4.5 s
Highest torque
620 Nm
457 lb-ft
Lightest
1,595 kg
3,516 lb
Best power-to-weight
247 hp/t
184 kW/t
4.0 kg/hp
Largest trunk
334 L
Best overall score
67/100
Best performance score
79/100
Best practicality score
42/100

Mercedes-Benz SL (R129) Facelift 1995 SL 600 V12

Fastest top speed
270 km/h
168 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
394 hp
294 kW
Lowest combined fuel consumption
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
Best estimated range
714 km
444 mi
Best economy score
77/100

Specification comparison

Specification comparison
Model	Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	ChryslerViper RT/108.0 V10
Power	394hp294kW	394hp294kW
Torque	570Nm420lb-ft	620Nm457lb-ft
Curb weight	1,975kg4,354lb	1,595kg3,516lb
Gross weight	2,320kg5,115lb	1,805kg3,979lb
Top speed	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph Calculated	266 km/h 165 mph
To 99% top speed	86.1s99% target: 267 km/h / 166 mph Calculated	53.4s99% target: 263 km/h / 164 mph Calculated
0-100 km/h	6.1s	4.5s
0-200 km/h	20.9s Calculated	14.6s Calculated
0-60 mph	5.8s Calculated	4.3s Calculated
Fuel consumption	11.2L/100 km21mpg US25.2mpg UK	14L/100 km16.8mpg US20.2mpg UK
Fuel consumption city	19.8L/100 km11.9mpg US14.3mpg UK	-
Fuel consumption highway	9.3L/100 km25.3mpg US30.4mpg UK	-
Quarter mile	14.1s Calculated	12.5s Calculated
Power-to-weight	199hp/t149kW/t90hp/1000 lb Calculated	247hp/t184kW/t112hp/1000 lb Calculated
Torque-to-weight	289Nm/t193lb-ft/ton Calculated	389Nm/t260lb-ft/ton Calculated
Estimated range	714km444mi Calculated	593km368mi Calculated
Displacement	5,987cc365cu in	7,990cc488cu in
Length	4,499mm177in	4,448mm175in
Width	1,812mm71in	1,924mm76in
Height	1,296mm51in	1,117mm44in
Wheelbase	2,515mm99in	2,444mm96in
Front track	1,532mm60in	1,514mm60in
Rear track	1,521mm60in	1,538mm61in
Trunk volume	265L	334L
Doors	2	2
Seats	2	2
Fuel tank	80L	83L

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 SL (R129) Facelift 1995 SL 600 V12Chrysler Viper RT/10 8.0 V10PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	5,200 rpm	3,800 rpm	5,450 rpm
ChryslerViper RT/108.0 V10	5,150 rpm	3,600 rpm	5,400 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	ChryslerViper RT/108.0 V10
	Acceleration checkpoints
0-60 mph 0-97 km/h	5.8 s	4.3 s
0-100 km/h 0-62 mph	6.1 s	4.5 s
0-200 km/h 0-124 mph	20.9 s	14.6 s
Top speed	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph Limited	266 km/h 165 mph
	Drag race simulation
60 ft 18 m	2.4 s	2.1 s
330 ft 101 m	6.2 s	5.5 s
1/8 mile 201 m	9.3 s	8.2 s
1000 ft 305 m	11.9 s	10.6 s
1/4 mile 402 m	14.1 s	12.5 s
Trap speed 1/4 mile 402 m	167 km/h 104 mph	187 km/h 116 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	394 hp 294 kW
ChryslerViper RT/108.0 V10	394 hp 294 kW

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	570 Nm 420 lb-ft
ChryslerViper RT/108.0 V10	620 Nm 457 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	1,975 kg 4,354 lb
ChryslerViper RT/108.0 V10	1,595 kg 3,516 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-BenzSL (R129)Facelift 1995SL 600 V12	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph
ChryslerViper RT/108.0 V10	266 km/h 165 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	6.1 s
ChryslerViper RT/108.0 V10	4.5 s

The biggest 0-100 km/h difference is between Chrysler Viper RT/10 8.0 V10 and Mercedes-Benz SL (R129) Facelift 1995 SL 600 V12: 1.6 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
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	11.2 L/100 km 21.0 mpg US 25.2 mpg UK
ChryslerViper RT/108.0 V10	14.0 L/100 km 16.8 mpg US 20.2 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SL (R129) Facelift 1995 SL 600 V12 and Chrysler Viper RT/10 8.0 V10: 2.8 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
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	199 hp/t 149 kW/t 5.0 kg/hp
ChryslerViper RT/108.0 V10	247 hp/t 184 kW/t 4.0 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	714 km 444 mi
ChryslerViper RT/108.0 V10	593 km 368 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	394 hp 294 kW	6.1 s	Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph
ChryslerViper RT/108.0 V10	394 hp 294 kW	4.5 s	266 km/h 165 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-BenzSL (R129)Facelift 1995SL 600 V12

Power	394 hp 294 kW
0-100 km/h	6.1 s
Top speed Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 2 seats
Trunk	265 L 9.4 cu ft
Length	4,499 mm 177.1 in
Height	1,296 mm 51.0 in

ChryslerViper RT/108.0 V10

Power	394 hp 294 kW
0-100 km/h	4.5 s
Top speed 266 km/h 165 mph

Doors/seats	2 doors 2 seats
Trunk	334 L 11.8 cu ft
Length	4,448 mm 175.1 in
Height	1,117 mm 44.0 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

Mercedes-BenzSL (R129)Facelift 1995SL 600 V12

Power	394 hp 294 kW
0-100 km/h	6.1 s
Top speed Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph

11.2 L/100 km

21.0 mpg US

25.2 mpg UK

ChryslerViper RT/108.0 V10

Power	394 hp 294 kW
0-100 km/h	4.5 s
Top speed 266 km/h 165 mph

14.0 L/100 km

16.8 mpg US

20.2 mpg UK

Mercedes-Benz SL (R129) Facelift 1995 SL 600 V12 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
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	11.2 L/100 km 21.0 mpg US 25.2 mpg UK	6.1 s
ChryslerViper RT/108.0 V10	14.0 L/100 km 16.8 mpg US 20.2 mpg UK	4.5 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
Mercedes-BenzSL (R129)Facelift 1995SL 600 V12	199 hp/t 149 kW/t 5.0 kg/hp	11.2 L/100 km 21.0 mpg US 25.2 mpg UK
ChryslerViper RT/108.0 V10	247 hp/t 184 kW/t 4.0 kg/hp	14.0 L/100 km 16.8 mpg US 20.2 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzSL (R129)Facelift 1995SL 600 V12

ChryslerViper RT/108.0 V10

Power

394 hp

294 kW

394 hp

294 kW

Torque

570 Nm

420 lb-ft

620 Nm

457 lb-ft

Acceleration

6.1 s

4.5 s

Top speed

Unrestricted

270 km/h168 mph

Restricted

250 km/h155 mph

266 km/h

165 mph

Lightness

1,975 kg

4,354 lb

1,595 kg

3,516 lb

Fuel consumption

11.2 L/100 km

21.0 mpg US

25.2 mpg UK

14.0 L/100 km

16.8 mpg US

20.2 mpg UK

Practicality

Doors/seats	2 doors 2 seats
Trunk	265 L 9.4 cu ft
Length	4,499 mm 177.1 in
Height	1,296 mm 51.0 in

Doors/seats	2 doors 2 seats
Trunk	334 L 11.8 cu ft
Length	4,448 mm 175.1 in
Height	1,117 mm 44.0 in

Range score

714 km

444 mi

593 km

368 mi

Trunk score

265 L

9.4 cu ft

334 L

11.8 cu ft

Power-to-weight score

199 hp/t

149 kW/t

5.0 kg/hp

247 hp/t

184 kW/t

4.0 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	Mercedes-Benz SL (R129) Facelift 1995 SL 600 V12	Chrysler Viper RT/10 8.0 V10
Consumption	11.2 L/100 km21 mpg US25.2 mpg UK	14 L/100 km16.8 mpg US20.2 mpg UK
Cost / 100 km	19.60 LC100 km	24.50 LC100 km
Cost / 100 mi	31.54 LC100 mi	39.43 LC100 mi
Annual fuel used	1,680 L444 US gal370 UK gal	2,100 L555 US gal462 UK gal
Annual fuel cost	2,940 LC/year	3,675 LC/year