Car comparison

Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8vsMercedes-Benz SL (R231) · Facelift 2016 AMG SL 63 V8

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

New comparison

Mercedes-Benz SLS AMG Roadster (R197)

GT 6.2 V8

591 hp6208 ccGasolineRWDDual-clutchNaturally aspiratedRoadster2012-2013
VS

Mercedes-Benz SL (R231) · Facelift 2016

AMG SL 63 V8

585 hp5461 ccGasolineRWDAutomaticTwin-turboRoadster2016-2018

Comparison overview

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

Best choices

Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8

  • Highest torque
    900 Nm
    664 lb-ft
  • Lowest combined fuel consumption
    10.1 L/100 km
    23.3 mpg US
    28.0 mpg UK
  • Lowest city consumption
    14.2 L/100 km
    16.6 mpg US
    19.9 mpg UK
  • Lowest highway consumption
    7.7 L/100 km
    30.5 mpg US
    36.7 mpg UK
  • Best estimated range
    743 km
    461 mi
  • Largest trunk
    364 L
  • Best economy score
    80/100
  • Best practicality score
    33/100

Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8

  • Quickest 0-100 km/h
    3.7 s
  • Fastest top speed
    330 km/h
    205 mph Unrestricted
    320 km/h
    199 mph Restricted
  • Most powerful
    591 hp
    441 kW
  • Lightest
    1,660 kg
    3,660 lb
  • Best power-to-weight
    356 hp/t
    265 kW/t
    2.8 kg/hp
  • Best overall score
    70/100
  • Best performance score
    90/100

Specification comparison

Specification comparison
ModelMercedes-BenzSLS AMG Roadster (R197)GT 6.2 V8Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Power
591hp441kW
585hp436kW
Torque
650Nm479lb-ft
900Nm664lb-ft
Curb weight
1,660kg3,660lb
1,770kg3,902lb
Gross weight
1,960kg4,321lb
2,180kg4,806lb
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Calculated
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
58.6s99% target: 327 km/h / 203 mph
Calculated
48.3s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
3.7s
4.1s
0-200 km/h
10.4s
Calculated
12.9s
Calculated
0-60 mph
3.5s
Calculated
3.9s
Calculated
Fuel consumption
13.2L/100 km17.8mpg US21.4mpg UK
10.1L/100 km23.3mpg US28.0mpg UK
Fuel consumption city
19.9L/100 km11.8mpg US14.2mpg UK
14.2L/100 km16.6mpg US19.9mpg UK
Fuel consumption highway
9.3L/100 km25.3mpg US30.4mpg UK
7.7L/100 km30.5mpg US36.7mpg UK
Quarter mile
11.4s
Calculated
12.0s
Calculated
Power-to-weight
356hp/t265kW/t161hp/1000 lb
Calculated
331hp/t246kW/t150hp/1000 lb
Calculated
Torque-to-weight
392Nm/t262lb-ft/ton
Calculated
508Nm/t340lb-ft/ton
Calculated
Estimated range
644km400mi
Calculated
743km461mi
Calculated
Displacement
6,208cc379cu in
5,461cc333cu in
Length
4,638mm183in
-
Width
1,939mm76in
-
Height
1,261mm50in
-
Wheelbase
2,680mm106in
-
Front track
1,682mm66in
-
Rear track
1,651mm65in
-
Trunk volume
173L
364L
Max trunk volume-
504L
Doors
2
2
Seats
2
2
Fuel tank
85L
75L
CO2 emissions-
234g/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) GT 6.2 V8Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8PowerTorque
  • Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8: Power / Torque
  • Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSLS AMG Roadster (R197)GT 6.2 V86,800 rpm4,750 rpm7,200 rpm
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V85,500 rpm2,250-3,750 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSLS AMG Roadster (R197)GT 6.2 V8Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.5 s
3.9 s
0-100 km/h
0-62 mph
3.7 s
4.1 s
0-200 km/h
0-124 mph
10.4 s
12.9 s
0-200 mph
0-322 km/h
46.3 s
-
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Likely limited
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.0 s
2.1 s
330 ft
101 m
5.1 s
5.3 s
1/8 mile
201 m
7.6 s
7.9 s
1000 ft
305 m
9.6 s
10.2 s
1/4 mile
402 m
11.4 s
12.0 s
Trap speed
1/4 mile
402 m
211 km/h
131 mph
194 km/h
120 mph

Power comparison

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

Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8 has 6 hp more than Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8.

The biggest power difference is between Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8 and Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8: 6 hp (4 kW).

Torque comparison

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

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / 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)GT 6.2 V8
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
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

The biggest 0-100 km/h difference is between Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8 and Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8: 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-BenzSLS AMG Roadster (R197)GT 6.2 V8
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8 and Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8: 3.1 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)GT 6.2 V8
356 hp/t
265 kW/t
2.8 kg/hp
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
331 hp/t
246 kW/t
3.0 kg/hp

Estimated range comparison

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

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSLS AMG Roadster (R197)GT 6.2 V8
591 hp
441 kW
3.7 s
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
585 hp
436 kW
4.1 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)GT 6.2 V8
Power
591 hp
441 kW
0-100 km/h3.7 s
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 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)Facelift 2016AMG SL 63 V8
Power
585 hp
436 kW
0-100 km/h4.1 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
364 L
12.9 cu ft
Length-
Height-

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)GT 6.2 V8
Power
591 hp
441 kW
0-100 km/h3.7 s
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Power
585 hp
436 kW
0-100 km/h4.1 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8 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)GT 6.2 V8
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
3.7 s
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
4.1 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)GT 6.2 V8
356 hp/t
265 kW/t
2.8 kg/hp
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
331 hp/t
246 kW/t
3.0 kg/hp
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSLS AMG Roadster (R197)GT 6.2 V8Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Power
591 hp
441 kW
585 hp
436 kW
Torque
650 Nm
479 lb-ft
900 Nm
664 lb-ft
Acceleration
3.7 s
4.1 s
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Lightness
1,660 kg
3,660 lb
1,770 kg
3,902 lb
Fuel consumption
13.2 L/100 km
17.8 mpg US
21.4 mpg UK
10.1 L/100 km
23.3 mpg US
28.0 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
364 L
12.9 cu ft
Length-
Height-
Range score
644 km
400 mi
743 km
461 mi
CO2 score
-
234 g/km
Trunk score
173 L
6.1 cu ft
364 L
12.9 cu ft
Power-to-weight score
356 hp/t
265 kW/t
2.8 kg/hp
331 hp/t
246 kW/t
3.0 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 SLS AMG Roadster (R197) GT 6.2 V8Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8
Consumption13.2 L/100 km17.8 mpg US21.4 mpg UK10.1 L/100 km23.3 mpg US28 mpg UK
Cost / 100 km23.10 LC100 km17.68 LC100 km
Cost / 100 mi37.18 LC100 mi28.45 LC100 mi
Annual fuel used1,980 L523 US gal436 UK gal1,515 L400 US gal333 UK gal
Annual fuel cost3,465 LC/year2,651 LC/year

Head-to-head comparisons

Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8

  • Has 6 hp more
  • Is 110 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 60 km/h (37 mph) higher top speed
  • Has 26 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk

Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8

  • Has 250 Nm more
  • Uses 3.1 L/100 km less fuel
  • Has 99 km (61 mi) more estimated range
  • Has 191 L more trunk volume

Pros

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

Cons

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

Choose cars to compare

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Model
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Engine or modification
Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8
Mercedes-Benz SL (R231) AMG SL 63 V8
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Mercedes-Benz SLS AMG Roadster (R197) GT 6.2 V8 vs Mercedes-Benz SL (R231) · Facelift 2016 AMG SL 63 V8 - car comparison - FastVsFaster