Car comparison

Mercedes-Benz SL (R230) · Facelift 2006 AMG SL 55 V8vsMercedes-Benz SL (R230) · Facelift 2008 AMG SL 63 V8

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

New comparison

Mercedes-Benz SL (R230) · Facelift 2006

AMG SL 55 V8

517 hp5439 ccGasolineRWDAutomaticSuperchargedRoadster2006-2008
VS

Mercedes-Benz SL (R230) · Facelift 2008

AMG SL 63 V8

525 hp6208 ccGasolineRWDAutomaticNaturally aspiratedRoadster2008-2011

Comparison overview

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

Best choices

Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 V8

  • Quickest 0-100 km/h
    4.5 s
  • Fastest top speed
    270 km/h
    168 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    720 Nm
    531 lb-ft
  • Lightest
    1,885 kg
    4,156 lb
  • Lowest combined fuel consumption
    13.5 L/100 km
    17.4 mpg US
    20.9 mpg UK
  • Lowest city consumption
    20.3 L/100 km
    11.6 mpg US
    13.9 mpg UK
  • Lowest highway consumption
    9.6 L/100 km
    24.5 mpg US
    29.4 mpg UK
  • Best estimated range
    593 km
    368 mi
  • Largest trunk
    235 L
  • Best overall score
    67/100
  • Best performance score
    85/100
  • Best economy score
    71/100
  • Best practicality score
    30/100

Specification comparison

Specification comparison
ModelMercedes-BenzSL (R230)Facelift 2006AMG SL 55 V8Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
Power
517hp386kW
525hp391kW
Torque
720Nm531lb-ft
630Nm465lb-ft
Curb weight
1,885kg4,156lb
1,895kg4,178lb
Gross weight
2,205kg4,861lb
2,225kg4,905lb
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
51.4s99% target: 267 km/h / 166 mph
Calculated
58.0s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
4.5s
4.6s
0-200 km/h
14.0s
15.0s
Calculated
0-60 mph
4.3s
Calculated
4.4s
Calculated
Fuel consumption
13.5L/100 km17.4mpg US20.9mpg UK
14.1L/100 km16.7mpg US20.0mpg UK
Fuel consumption city
20.3L/100 km11.6mpg US13.9mpg UK
21.7L/100 km10.8mpg US13.0mpg UK
Fuel consumption highway
9.6L/100 km24.5mpg US29.4mpg UK
9.7L/100 km24.2mpg US29.1mpg UK
Quarter mile
12.5s
Calculated
12.6s
Calculated
Power-to-weight
274hp/t205kW/t124hp/1000 lb
Calculated
277hp/t207kW/t126hp/1000 lb
Calculated
Torque-to-weight
382Nm/t256lb-ft/ton
Calculated
332Nm/t222lb-ft/ton
Calculated
Estimated range
593km368mi
Calculated
567km353mi
Calculated
Displacement
5,439cc332cu in
6,208cc379cu in
Length
4,532mm178in
4,562mm180in
Width
1,827mm72in
1,820mm72in
Height
1,298mm51in
1,317mm52in
Wheelbase
2,560mm101in
2,560mm101in
Front track
1,559mm61in
1,559mm61in
Rear track
1,537mm61in
1,547mm61in
Trunk volume
235L
235L
Max trunk volume
339L
339L
Doors
2
2
Seats
2
2
Fuel tank
80L
80L

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 (R230) Facelift 2006 AMG SL 55 V8Mercedes-Benz SL (R230) Facelift 2008 AMG SL 63 V8PowerTorque
  • Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 V8: Power / Torque
  • Mercedes-Benz SL (R230) Facelift 2008 AMG SL 63 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSL (R230)Facelift 2006AMG SL 55 V86,100 rpm2,600-4,000 rpm6,350 rpm
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V86,800 rpm5,200 rpm7,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSL (R230)Facelift 2006AMG SL 55 V8Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.3 s
4.4 s
0-100 km/h
0-62 mph
4.5 s
4.6 s
0-200 km/h
0-124 mph
14.0 s
15.0 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.2 s
2.2 s
330 ft
101 m
5.5 s
5.6 s
1/8 mile
201 m
8.2 s
8.3 s
1000 ft
305 m
10.5 s
10.7 s
1/4 mile
402 m
12.5 s
12.6 s
Trap speed
1/4 mile
402 m
189 km/h
118 mph
185 km/h
115 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzSL (R230)Facelift 2006AMG SL 55 V8
517 hp
386 kW
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
525 hp
391 kW

Mercedes-Benz SL (R230) Facelift 2008 AMG SL 63 V8 has 8 hp more than Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 V8.

The biggest power difference is between Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 V8 and Mercedes-Benz SL (R230) Facelift 2008 AMG SL 63 V8: 8 hp (6 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzSL (R230)Facelift 2006AMG SL 55 V8
720 Nm
531 lb-ft
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
630 Nm
465 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSL (R230)Facelift 2006AMG SL 55 V8
1,885 kg
4,156 lb
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
1,895 kg
4,178 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-BenzSL (R230)Facelift 2006AMG SL 55 V8
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Mercedes-BenzSL (R230)Facelift 2008AMG 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

Chart data table
VehicleValue
Mercedes-BenzSL (R230)Facelift 2006AMG SL 55 V84.5 s
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V84.6 s

Although Mercedes-Benz SL (R230) Facelift 2008 AMG SL 63 V8 has more power, Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 V8 and Mercedes-Benz SL (R230) Facelift 2008 AMG SL 63 V8: 0.1 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-BenzSL (R230)Facelift 2006AMG SL 55 V8
13.5 L/100 km
17.4 mpg US
20.9 mpg UK
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
14.1 L/100 km
16.7 mpg US
20.0 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 V8 and Mercedes-Benz SL (R230) Facelift 2008 AMG SL 63 V8: 0.6 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-BenzSL (R230)Facelift 2006AMG SL 55 V8
274 hp/t
205 kW/t
3.6 kg/hp
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
277 hp/t
207 kW/t
3.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzSL (R230)Facelift 2006AMG SL 55 V8
593 km
368 mi
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
567 km
353 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSL (R230)Facelift 2006AMG SL 55 V8
517 hp
386 kW
4.5 s
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
525 hp
391 kW
4.6 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-BenzSL (R230)Facelift 2006AMG SL 55 V8
Power
517 hp
386 kW
0-100 km/h4.5 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
235 L
8.3 cu ft
Length
4,532 mm
178.4 in
Height
1,298 mm
51.1 in
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
Power
525 hp
391 kW
0-100 km/h4.6 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
235 L
8.3 cu ft
Length
4,562 mm
179.6 in
Height
1,317 mm
51.9 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-BenzSL (R230)Facelift 2006AMG SL 55 V8
Power
517 hp
386 kW
0-100 km/h4.5 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
13.5 L/100 km
17.4 mpg US
20.9 mpg UK
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
Power
525 hp
391 kW
0-100 km/h4.6 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
14.1 L/100 km
16.7 mpg US
20.0 mpg UK

Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 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-BenzSL (R230)Facelift 2006AMG SL 55 V8
13.5 L/100 km
17.4 mpg US
20.9 mpg UK
4.5 s
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
14.1 L/100 km
16.7 mpg US
20.0 mpg UK
4.6 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-BenzSL (R230)Facelift 2006AMG SL 55 V8
274 hp/t
205 kW/t
3.6 kg/hp
13.5 L/100 km
17.4 mpg US
20.9 mpg UK
Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
277 hp/t
207 kW/t
3.6 kg/hp
14.1 L/100 km
16.7 mpg US
20.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSL (R230)Facelift 2006AMG SL 55 V8Mercedes-BenzSL (R230)Facelift 2008AMG SL 63 V8
Power
517 hp
386 kW
525 hp
391 kW
Torque
720 Nm
531 lb-ft
630 Nm
465 lb-ft
Acceleration
4.5 s
4.6 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Lightness
1,885 kg
4,156 lb
1,895 kg
4,178 lb
Fuel consumption
13.5 L/100 km
17.4 mpg US
20.9 mpg UK
14.1 L/100 km
16.7 mpg US
20.0 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
235 L
8.3 cu ft
Length
4,532 mm
178.4 in
Height
1,298 mm
51.1 in
Doors/seats
2 doors
2 seats
Trunk
235 L
8.3 cu ft
Length
4,562 mm
179.6 in
Height
1,317 mm
51.9 in
Range score
593 km
368 mi
567 km
353 mi
Trunk score
235 L
8.3 cu ft
235 L
8.3 cu ft
Power-to-weight score
274 hp/t
205 kW/t
3.6 kg/hp
277 hp/t
207 kW/t
3.6 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 SL (R230) Facelift 2006 AMG SL 55 V8Mercedes-Benz SL (R230) Facelift 2008 AMG SL 63 V8
Consumption13.5 L/100 km17.4 mpg US20.9 mpg UK14.1 L/100 km16.7 mpg US20 mpg UK
Cost / 100 km23.63 LC100 km24.68 LC100 km
Cost / 100 mi38.02 LC100 mi39.71 LC100 mi
Annual fuel used2,025 L535 US gal445 UK gal2,115 L559 US gal465 UK gal
Annual fuel cost3,544 LC/year3,701 LC/year

Head-to-head comparisons

Mercedes-Benz SL (R230) Facelift 2006 AMG SL 55 V8

  • Has 90 Nm more
  • Is 10 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Uses 0.6 L/100 km less fuel
  • Has 25 km (16 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz SL (R230) AMG SL 55 V8
Mercedes-Benz SL (R230) AMG SL 63 V8
Compare selected cars
2 vehicles selected

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Mercedes-Benz SL (R230) · Facelift 2006 AMG SL 55 V8 vs Mercedes-Benz SL (R230) · Facelift 2008 AMG SL 63 V8 - car comparison - FastVsFaster