Car comparison

Alpina Roadster V8 4.8 i V8 32VvsMercedes-Benz SLK (R170) · Facelift 2000 AMG SLK 32 V6

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

New comparison

Alpina Roadster V8

4.8 i V8 32V

381 hp4837 ccGasolineRWDManualNaturally aspiratedRoadster2002-2006
VS

Mercedes-Benz SLK (R170) · Facelift 2000

AMG SLK 32 V6

354 hp3199 ccGasolineRWDAutomaticSuperchargedRoadster2001-2004

Comparison overview

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

Best choices

Alpina Roadster V8 4.8 i V8 32V

  • Fastest top speed
    280 km/h
    174 mph Unrestricted
    260 km/h
    162 mph Restricted
  • Most powerful
    381 hp
    284 kW
  • Highest torque
    520 Nm
    384 lb-ft
  • Lowest combined fuel consumption
    9.3 L/100 km
    25.3 mpg US
    30.4 mpg UK
  • Lowest city consumption
    15.0 L/100 km
    15.7 mpg US
    18.8 mpg UK
  • Lowest highway consumption
    7.5 L/100 km
    31.4 mpg US
    37.7 mpg UK
  • Best estimated range
    785 km
    488 mi
  • Best overall score
    61/100
  • Best performance score
    74/100
  • Best economy score
    82/100
  • Best practicality score
    32/100

Specification comparison

Specification comparison
ModelAlpinaRoadster V84.8 i V8 32VMercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
Power
381hp284kW
354hp264kW
Torque
520Nm384lb-ft
450Nm332lb-ft
Curb weight
1,615kg3,560lb
1,420kg3,131lb
Gross weight
1,950kg4,299lb
1,755kg3,869lb
Top speed
Unrestricted
280 km/h174 mph
Restricted
260 km/h162 mph
Calculated
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
73.3s99% target: 277 km/h / 172 mph
Calculated
64.2s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
5.3s
5.2s
0-200 km/h
17.1s
Calculated
16.8s
Calculated
0-60 mph
5.1s
Calculated
5.0s
Calculated
Fuel consumption
9.3L/100 km25.3mpg US30.4mpg UK
11.2L/100 km21mpg US25.2mpg UK
Fuel consumption city
15L/100 km15.7mpg US18.8mpg UK
16.2L/100 km14.5mpg US17.4mpg UK
Fuel consumption highway
7.5L/100 km31.4mpg US37.7mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
13.3s
Calculated
13.2s
Calculated
Power-to-weight
236hp/t176kW/t107hp/1000 lb
Calculated
249hp/t186kW/t113hp/1000 lb
Calculated
Torque-to-weight
322Nm/t215lb-ft/ton
Calculated
317Nm/t212lb-ft/ton
Calculated
Estimated range
785km488mi
Calculated
536km333mi
Calculated
Displacement
4,837cc295cu in
3,199cc195cu in
Length
4,400mm173in
4,010mm158in
Width
1,830mm72in
1,715mm68in
Height
1,320mm52in
1,269mm50in
Wheelbase
2,505mm99in
2,400mm94in
Front track
1,550mm61in
1,488mm59in
Rear track
1,570mm62in
1,477mm58in
Trunk volume-
145L
Max trunk volume-
348L
Doors
2
2
Seats
2
2
Fuel tank
73L
60L

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.

Alpina Roadster V8 4.8 i V8 32VMercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6PowerTorque
  • Alpina Roadster V8 4.8 i V8 32V: Power / Torque
  • Mercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AlpinaRoadster V84.8 i V8 32V5,800 rpm3,800 rpm6,050 rpm
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V66,100 rpm4,400 rpm6,350 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAlpinaRoadster V84.8 i V8 32VMercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
Acceleration checkpoints
0-60 mph
0-97 km/h
5.1 s
5.0 s
0-100 km/h
0-62 mph
5.3 s
5.2 s
0-200 km/h
0-124 mph
17.1 s
16.8 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
260 km/h162 mph
Likely limited
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.3 s
2.3 s
330 ft
101 m
5.9 s
5.9 s
1/8 mile
201 m
8.8 s
8.7 s
1000 ft
305 m
11.3 s
11.2 s
1/4 mile
402 m
13.3 s
13.2 s
Trap speed
1/4 mile
402 m
178 km/h
110 mph
179 km/h
111 mph

Power comparison

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

Chart data table
VehicleValue
AlpinaRoadster V84.8 i V8 32V
381 hp
284 kW
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
354 hp
264 kW

Alpina Roadster V8 4.8 i V8 32V has 27 hp more than Mercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6.

The biggest power difference is between Mercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6 and Alpina Roadster V8 4.8 i V8 32V: 27 hp (20 kW).

Torque comparison

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

Chart data table
VehicleValue
AlpinaRoadster V84.8 i V8 32V
520 Nm
384 lb-ft
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AlpinaRoadster V84.8 i V8 32V
1,615 kg
3,560 lb
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
1,420 kg
3,131 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
AlpinaRoadster V84.8 i V8 32V
Unrestricted
280 km/h174 mph
Restricted
260 km/h162 mph
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
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
AlpinaRoadster V84.8 i V8 32V5.3 s
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V65.2 s

Although Alpina Roadster V8 4.8 i V8 32V has more power, Mercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6 and Alpina Roadster V8 4.8 i V8 32V: 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
AlpinaRoadster V84.8 i V8 32V
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
11.2 L/100 km
21.0 mpg US
25.2 mpg UK

The biggest fuel consumption difference is between Alpina Roadster V8 4.8 i V8 32V and Mercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6: 1.9 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
AlpinaRoadster V84.8 i V8 32V
236 hp/t
176 kW/t
4.2 kg/hp
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
249 hp/t
186 kW/t
4.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AlpinaRoadster V84.8 i V8 32V
785 km
488 mi
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
536 km
333 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AlpinaRoadster V84.8 i V8 32V
381 hp
284 kW
5.3 s
Unrestricted
280 km/h174 mph
Restricted
260 km/h162 mph
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
354 hp
264 kW
5.2 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
AlpinaRoadster V84.8 i V8 32V
Power
381 hp
284 kW
0-100 km/h5.3 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
260 km/h162 mph
Doors/seats
2 doors
2 seats
Trunk-
Length
4,400 mm
173.2 in
Height
1,320 mm
52.0 in
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
Power
354 hp
264 kW
0-100 km/h5.2 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
145 L
5.1 cu ft
Length
4,010 mm
157.9 in
Height
1,269 mm
50.0 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
AlpinaRoadster V84.8 i V8 32V
Power
381 hp
284 kW
0-100 km/h5.3 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
260 km/h162 mph
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
Power
354 hp
264 kW
0-100 km/h5.2 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

Alpina Roadster V8 4.8 i V8 32V 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
AlpinaRoadster V84.8 i V8 32V
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
5.3 s
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
5.2 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
AlpinaRoadster V84.8 i V8 32V
236 hp/t
176 kW/t
4.2 kg/hp
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
Mercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
249 hp/t
186 kW/t
4.0 kg/hp
11.2 L/100 km
21.0 mpg US
25.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAlpinaRoadster V84.8 i V8 32VMercedes-BenzSLK (R170)Facelift 2000AMG SLK 32 V6
Power
381 hp
284 kW
354 hp
264 kW
Torque
520 Nm
384 lb-ft
450 Nm
332 lb-ft
Acceleration
5.3 s
5.2 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
260 km/h162 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Lightness
1,615 kg
3,560 lb
1,420 kg
3,131 lb
Fuel consumption
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk-
Length
4,400 mm
173.2 in
Height
1,320 mm
52.0 in
Doors/seats
2 doors
2 seats
Trunk
145 L
5.1 cu ft
Length
4,010 mm
157.9 in
Height
1,269 mm
50.0 in
Range score
785 km
488 mi
536 km
333 mi
Trunk score
-
145 L
5.1 cu ft
Power-to-weight score
236 hp/t
176 kW/t
4.2 kg/hp
249 hp/t
186 kW/t
4.0 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
VehicleAlpina Roadster V8 4.8 i V8 32VMercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6
Consumption9.3 L/100 km25.3 mpg US30.4 mpg UK11.2 L/100 km21 mpg US25.2 mpg UK
Cost / 100 km16.28 LC100 km19.60 LC100 km
Cost / 100 mi26.19 LC100 mi31.54 LC100 mi
Annual fuel used1,395 L369 US gal307 UK gal1,680 L444 US gal370 UK gal
Annual fuel cost2,441 LC/year2,940 LC/year

Head-to-head comparisons

Alpina Roadster V8 4.8 i V8 32V

  • Has 27 hp more
  • Has 70 Nm more
  • Has 10 km/h (6 mph) higher top speed
  • Uses 1.9 L/100 km less fuel
  • Has 249 km (155 mi) more estimated range

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Heaviest

Mercedes-Benz SLK (R170) Facelift 2000 AMG SLK 32 V6

  • Is 195 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 13 hp/t better power-to-weight

Pros

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

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Alpina Roadster V8 4.8 i V8 32V
Mercedes-Benz SLK (R170) AMG SLK 32 V6
Compare selected cars
2 vehicles selected

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