Car comparison

Mercedes-Benz SL (R232) AMG SL 55 V8vsMercedes-Benz SL (R129) · Facelift 1998 AMG SL 73 V12

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

New comparison

Mercedes-Benz SL (R232)

AMG SL 55 V8

476 hp3982 ccGasolineAWDAutomaticTwin-turboRoadster2021-present
VS

Mercedes-Benz SL (R129) · Facelift 1998

AMG SL 73 V12

525 hp7291 ccGasolineRWDAutomaticNaturally aspiratedRoadster1999-2001

Comparison overview

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

Best choices

Mercedes-Benz SL (R232) AMG SL 55 V8

  • Quickest 0-100 km/h
    3.9 s
  • Fastest top speed
    295 km/h
    183 mph
  • Lightest
    1,875 kg
    4,134 lb
  • Lowest combined fuel consumption
    12.7 L/100 km
    18.5 mpg US
    22.2 mpg UK
  • Best estimated range
    551 km
    342 mi
  • Best overall score
    72/100
  • Best performance score
    87/100
  • Best economy score
    73/100
  • Best practicality score
    39/100

Specification comparison

Specification comparison
ModelMercedes-BenzSL (R232)AMG SL 55 V8Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
Power
476hp355kW
525hp391kW
Torque
700Nm516lb-ft
750Nm553lb-ft
Curb weight
1,875kg4,134lb
1,975kg4,354lb
Gross weight-
2,320kg5,115lb
Top speed
295 km/h
183 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
59.4s99% target: 292 km/h / 181 mph
Calculated
62.3s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
3.9s
4.8s
0-200 km/h
12.2s
Calculated
15.9s
Calculated
0-60 mph
3.7s
Calculated
4.6s
Calculated
Fuel consumption
12.7L/100 km18.5mpg US22.2mpg UK
15.9L/100 km14.8mpg US17.8mpg UK
Fuel consumption city-
24.5L/100 km9.6mpg US11.5mpg UK
Fuel consumption highway-
11.4L/100 km20.6mpg US24.8mpg UK
Quarter mile
11.8s
Calculated
12.9s
Calculated
Power-to-weight
254hp/t189kW/t115hp/1000 lb
Calculated
266hp/t198kW/t121hp/1000 lb
Calculated
Torque-to-weight
373Nm/t250lb-ft/ton
Calculated
380Nm/t254lb-ft/ton
Calculated
Estimated range
551km342mi
Calculated
503km313mi
Calculated
Displacement
3,982cc243cu in
7,291cc445cu in
Length
4,705mm185in
4,499mm177in
Width
1,915mm75in
1,812mm71in
Height
1,359mm54in
1,296mm51in
Wheelbase
2,700mm106in
2,515mm99in
Front track
1,665mm66in
1,553mm61in
Rear track
1,629mm64in
1,541mm61in
Trunk volume
213L
265L
Max trunk volume
240L
-
Doors
2
2
Seats
4
2
Fuel tank
70L
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 (R232) AMG SL 55 V8Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12PowerTorque
  • Mercedes-Benz SL (R232) AMG SL 55 V8: Power / Torque
  • Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSL (R232)AMG SL 55 V85,500-6,500 rpm2,250-4,500 rpm6,750 rpm
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V125,500 rpm4,000 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSL (R232)AMG SL 55 V8Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
Acceleration checkpoints
0-60 mph
0-97 km/h
3.7 s
4.6 s
0-100 km/h
0-62 mph
3.9 s
4.8 s
0-200 km/h
0-124 mph
12.2 s
15.9 s
Top speed
295 km/h
183 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.0 s
2.2 s
330 ft
101 m
5.2 s
5.7 s
1/8 mile
201 m
7.8 s
8.5 s
1000 ft
305 m
10.0 s
10.9 s
1/4 mile
402 m
11.8 s
12.9 s
Trap speed
1/4 mile
402 m
197 km/h
122 mph
182 km/h
113 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzSL (R232)AMG SL 55 V8
476 hp
355 kW
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
525 hp
391 kW

Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12 has 49 hp more than Mercedes-Benz SL (R232) AMG SL 55 V8.

The biggest power difference is between Mercedes-Benz SL (R232) AMG SL 55 V8 and Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12: 49 hp (37 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzSL (R232)AMG SL 55 V8
700 Nm
516 lb-ft
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
750 Nm
553 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzSL (R232)AMG SL 55 V8
1,875 kg
4,134 lb
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
1,975 kg
4,354 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 (R232)AMG SL 55 V8
295 km/h
183 mph
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
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 (R232)AMG SL 55 V83.9 s
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V124.8 s

Although Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12 has more power, Mercedes-Benz SL (R232) AMG SL 55 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz SL (R232) AMG SL 55 V8 and Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12: 0.9 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 (R232)AMG SL 55 V8
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
15.9 L/100 km
14.8 mpg US
17.8 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SL (R232) AMG SL 55 V8 and Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12: 3.2 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 (R232)AMG SL 55 V8
254 hp/t
189 kW/t
3.9 kg/hp
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
266 hp/t
198 kW/t
3.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzSL (R232)AMG SL 55 V8
551 km
342 mi
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
503 km
313 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSL (R232)AMG SL 55 V8
476 hp
355 kW
3.9 s
295 km/h
183 mph
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
525 hp
391 kW
4.8 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 (R232)AMG SL 55 V8
Power
476 hp
355 kW
0-100 km/h3.9 s
Top speed
295 km/h
183 mph
Doors/seats
2 doors
4 seats
Trunk
213 L
7.5 cu ft
Length
4,705 mm
185.2 in
Height
1,359 mm
53.5 in
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
Power
525 hp
391 kW
0-100 km/h4.8 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

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 (R232)AMG SL 55 V8
Power
476 hp
355 kW
0-100 km/h3.9 s
Top speed
295 km/h
183 mph
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
Power
525 hp
391 kW
0-100 km/h4.8 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
15.9 L/100 km
14.8 mpg US
17.8 mpg UK

Mercedes-Benz SL (R232) 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 (R232)AMG SL 55 V8
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
3.9 s
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
15.9 L/100 km
14.8 mpg US
17.8 mpg UK
4.8 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 (R232)AMG SL 55 V8
254 hp/t
189 kW/t
3.9 kg/hp
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
266 hp/t
198 kW/t
3.8 kg/hp
15.9 L/100 km
14.8 mpg US
17.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSL (R232)AMG SL 55 V8Mercedes-BenzSL (R129)Facelift 1998AMG SL 73 V12
Power
476 hp
355 kW
525 hp
391 kW
Torque
700 Nm
516 lb-ft
750 Nm
553 lb-ft
Acceleration
3.9 s
4.8 s
Top speed
295 km/h
183 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Lightness
1,875 kg
4,134 lb
1,975 kg
4,354 lb
Fuel consumption
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
15.9 L/100 km
14.8 mpg US
17.8 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
213 L
7.5 cu ft
Length
4,705 mm
185.2 in
Height
1,359 mm
53.5 in
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
Range score
551 km
342 mi
503 km
313 mi
Trunk score
213 L
7.5 cu ft
265 L
9.4 cu ft
Power-to-weight score
254 hp/t
189 kW/t
3.9 kg/hp
266 hp/t
198 kW/t
3.8 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 (R232) AMG SL 55 V8Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12
Consumption12.7 L/100 km18.5 mpg US22.2 mpg UK15.9 L/100 km14.8 mpg US17.8 mpg UK
Cost / 100 km22.22 LC100 km27.83 LC100 km
Cost / 100 mi35.77 LC100 mi44.78 LC100 mi
Annual fuel used1,905 L503 US gal419 UK gal2,385 L630 US gal525 UK gal
Annual fuel cost3,334 LC/year4,174 LC/year

Head-to-head comparisons

Mercedes-Benz SL (R232) AMG SL 55 V8

  • Is 100 kg lighter
  • Is 0.9 s quicker from 0-100 km/h
  • Has 25 km/h (16 mph) higher top speed
  • Uses 3.2 L/100 km less fuel
  • Has 48 km (30 mi) more estimated range

Pros

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

Cons

  • Lowest power
  • Smallest trunk

Mercedes-Benz SL (R129) Facelift 1998 AMG SL 73 V12

  • Has 49 hp more
  • Has 50 Nm more
  • Has 12 hp/t better power-to-weight
  • Has 52 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz SL (R232) AMG SL 55 V8
Mercedes-Benz SL (R129) AMG SL 73 V12
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