Car comparison

Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8vsMercedes-Benz SL (R231) AMG SL 65

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

New comparison

Mercedes-Benz SLS AMG Roadster (R197)

6.2 V8

571 hp6208 ccGasolineRWDDual-clutchNaturally aspiratedRoadster2011-2013
VS

Mercedes-Benz SL (R231)

AMG SL 65

630 hp5980 ccGasolineRWDTwin-turboRoadster2012-2015

Comparison overview

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

Best choices

Mercedes-Benz SL (R231) AMG SL 65

  • Most powerful
    630 hp
    470 kW
  • Highest torque
    1,000 Nm
    738 lb-ft
  • Lowest combined fuel consumption
    11.6 L/100 km
    20.3 mpg US
    24.4 mpg UK
  • Lowest city consumption
    17.0 L/100 km
    13.8 mpg US
    16.6 mpg UK
  • Lowest highway consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Best estimated range
    647 km
    402 mi
  • Largest trunk
    241 L
  • Best economy score
    76/100
  • Best practicality score
    31/100

Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8

  • Quickest 0-100 km/h
    3.8 s
  • Fastest top speed
    317 km/h
    197 mph
  • Lightest
    1,660 kg
    3,660 lb
  • Best power-to-weight
    344 hp/t
    257 kW/t
    2.9 kg/hp
  • Best overall score
    69/100
  • Best performance score
    89/100

Specification comparison

Specification comparison
ModelMercedes-BenzSLS AMG Roadster (R197)6.2 V8Mercedes-BenzSL (R231)AMG SL 65
Power
571hp426kW
630hp470kW
Torque
650Nm479lb-ft
1,000Nm738lb-ft
Curb weight
1,660kg3,660lb
1,950kg4,299lb
Gross weight
1,960kg4,321lb
2,210kg4,872lb
Top speed
317 km/h
197 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
58.0s99% target: 314 km/h / 195 mph
Calculated
48.6s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
3.8s
4.0s
0-200 km/h
10.9s
Calculated
12.8s
Calculated
0-60 mph
3.6s
Calculated
3.8s
Calculated
Fuel consumption
13.2L/100 km17.8mpg US21.4mpg UK
11.6L/100 km20.3mpg US24.4mpg UK
Fuel consumption city
19.9L/100 km11.8mpg US14.2mpg UK
17L/100 km13.8mpg US16.6mpg UK
Fuel consumption highway
9.3L/100 km25.3mpg US30.4mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
11.5s
Calculated
12.0s
Calculated
Power-to-weight
344hp/t257kW/t156hp/1000 lb
Calculated
323hp/t241kW/t147hp/1000 lb
Calculated
Torque-to-weight
392Nm/t262lb-ft/ton
Calculated
513Nm/t343lb-ft/ton
Calculated
Estimated range
644km400mi
Calculated
647km402mi
Calculated
Displacement
6,208cc379cu in
5,980cc365cu in
Length
4,638mm183in
4,617mm182in
Width
1,939mm76in
1,877mm74in
Height
1,261mm50in
1,315mm52in
Wheelbase
2,680mm106in
2,585mm102in
Front track
1,682mm66in
1,600mm63in
Rear track
1,651mm65in
1,604mm63in
Trunk volume
173L
241L
Max trunk volume-
381L
Doors
2
2
Seats
2
2
Fuel tank
85L
75L
CO2 emissions-
270g/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 SLS AMG Roadster (R197) 6.2 V8Mercedes-Benz SL (R231) AMG SL 65PowerTorque
  • Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8: Power / Torque
  • Mercedes-Benz SL (R231) AMG SL 65: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSLS AMG Roadster (R197)6.2 V86,800 rpm4,750 rpm7,200 rpm
Mercedes-BenzSL (R231)AMG SL 654,800 rpm2,300-4,300 rpm5,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSLS AMG Roadster (R197)6.2 V8Mercedes-BenzSL (R231)AMG SL 65
Acceleration checkpoints
0-60 mph
0-97 km/h
3.6 s
3.8 s
0-100 km/h
0-62 mph
3.8 s
4.0 s
0-200 km/h
0-124 mph
10.9 s
12.8 s
Top speed
317 km/h
197 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.0 s
2.0 s
330 ft
101 m
5.2 s
5.3 s
1/8 mile
201 m
7.6 s
7.8 s
1000 ft
305 m
9.8 s
10.1 s
1/4 mile
402 m
11.5 s
12.0 s
Trap speed
1/4 mile
402 m
206 km/h
128 mph
194 km/h
121 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLS AMG Roadster (R197)6.2 V8
571 hp
426 kW
Mercedes-BenzSL (R231)AMG SL 65
630 hp
470 kW

Mercedes-Benz SL (R231) AMG SL 65 has 59 hp more than Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8.

The biggest power difference is between Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8 and Mercedes-Benz SL (R231) AMG SL 65: 59 hp (44 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLS AMG Roadster (R197)6.2 V8
650 Nm
479 lb-ft
Mercedes-BenzSL (R231)AMG SL 65
1,000 Nm
738 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLS AMG Roadster (R197)6.2 V8
1,660 kg
3,660 lb
Mercedes-BenzSL (R231)AMG SL 65
1,950 kg
4,299 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-BenzSLS AMG Roadster (R197)6.2 V8
317 km/h
197 mph
Mercedes-BenzSL (R231)AMG SL 65
Unrestricted
270 km/h168 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
VehicleValue
Mercedes-BenzSLS AMG Roadster (R197)6.2 V83.8 s
Mercedes-BenzSL (R231)AMG SL 654.0 s

Although Mercedes-Benz SL (R231) AMG SL 65 has more power, Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8 and Mercedes-Benz SL (R231) AMG SL 65: 0.2 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-BenzSLS AMG Roadster (R197)6.2 V8
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
Mercedes-BenzSL (R231)AMG SL 65
11.6 L/100 km
20.3 mpg US
24.4 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SL (R231) AMG SL 65 and Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8: 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-BenzSLS AMG Roadster (R197)6.2 V8
344 hp/t
257 kW/t
2.9 kg/hp
Mercedes-BenzSL (R231)AMG SL 65
323 hp/t
241 kW/t
3.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzSLS AMG Roadster (R197)6.2 V8
644 km
400 mi
Mercedes-BenzSL (R231)AMG SL 65
647 km
402 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSLS AMG Roadster (R197)6.2 V8
571 hp
426 kW
3.8 s
317 km/h
197 mph
Mercedes-BenzSL (R231)AMG SL 65
630 hp
470 kW
4.0 s
Unrestricted
270 km/h168 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.

Chart data table
VehiclePerformance scorePracticality score
Mercedes-BenzSLS AMG Roadster (R197)6.2 V8
Power
571 hp
426 kW
0-100 km/h3.8 s
Top speed
317 km/h
197 mph
Doors/seats
2 doors
2 seats
Trunk
173 L
6.1 cu ft
Length
4,638 mm
182.6 in
Height
1,261 mm
49.6 in
Mercedes-BenzSL (R231)AMG SL 65
Power
630 hp
470 kW
0-100 km/h4.0 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
241 L
8.5 cu ft
Length
4,617 mm
181.8 in
Height
1,315 mm
51.8 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-BenzSLS AMG Roadster (R197)6.2 V8
Power
571 hp
426 kW
0-100 km/h3.8 s
Top speed
317 km/h
197 mph
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
Mercedes-BenzSL (R231)AMG SL 65
Power
630 hp
470 kW
0-100 km/h4.0 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
11.6 L/100 km
20.3 mpg US
24.4 mpg UK

Mercedes-Benz SL (R231) AMG SL 65 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-BenzSLS AMG Roadster (R197)6.2 V8
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
3.8 s
Mercedes-BenzSL (R231)AMG SL 65
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
4.0 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-BenzSLS AMG Roadster (R197)6.2 V8
344 hp/t
257 kW/t
2.9 kg/hp
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
Mercedes-BenzSL (R231)AMG SL 65
323 hp/t
241 kW/t
3.1 kg/hp
11.6 L/100 km
20.3 mpg US
24.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSLS AMG Roadster (R197)6.2 V8Mercedes-BenzSL (R231)AMG SL 65
Power
571 hp
426 kW
630 hp
470 kW
Torque
650 Nm
479 lb-ft
1,000 Nm
738 lb-ft
Acceleration
3.8 s
4.0 s
Top speed
317 km/h
197 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Lightness
1,660 kg
3,660 lb
1,950 kg
4,299 lb
Fuel consumption
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
173 L
6.1 cu ft
Length
4,638 mm
182.6 in
Height
1,261 mm
49.6 in
Doors/seats
2 doors
2 seats
Trunk
241 L
8.5 cu ft
Length
4,617 mm
181.8 in
Height
1,315 mm
51.8 in
Range score
644 km
400 mi
647 km
402 mi
CO2 score
-
270 g/km
Trunk score
173 L
6.1 cu ft
241 L
8.5 cu ft
Power-to-weight score
344 hp/t
257 kW/t
2.9 kg/hp
323 hp/t
241 kW/t
3.1 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 SLS AMG Roadster (R197) 6.2 V8Mercedes-Benz SL (R231) AMG SL 65
Consumption13.2 L/100 km17.8 mpg US21.4 mpg UK11.6 L/100 km20.3 mpg US24.4 mpg UK
Cost / 100 km23.10 LC100 km20.30 LC100 km
Cost / 100 mi37.18 LC100 mi32.67 LC100 mi
Annual fuel used1,980 L523 US gal436 UK gal1,740 L460 US gal383 UK gal
Annual fuel cost3,465 LC/year3,045 LC/year

Head-to-head comparisons

Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8

  • Is 290 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 47 km/h (29 mph) higher top speed
  • Has 21 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

Mercedes-Benz SL (R231) AMG SL 65

  • Has 59 hp more
  • Has 350 Nm more
  • Uses 1.6 L/100 km less fuel
  • Has 3 km (2 mi) more estimated range
  • Has 68 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz SLS AMG Roadster (R197) 6.2 V8
Mercedes-Benz SL (R231) AMG SL 65
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2 vehicles selected

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