Car comparison

Mercedes-Benz SLK (R171) SLK 350 V6vsAUDI TT Roadster (8N) · Facelift 2000 3.2i V6 24V

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

New comparison

Mercedes-Benz SLK (R171)

SLK 350 V6

272 hp3498 ccGasolineRWDAutomaticNaturally aspiratedRoadster2004-2007

AUDI TT Roadster (8N) · Facelift 2000

3.2i V6 24V

250 hp3189 ccGasolineAWDDual-clutchNaturally aspiratedRoadster2003-2006

Comparison overview

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

Mercedes-Benz SLK (R171) SLK 350 V6

Quickest 0-100 km/h
5.5 s
Fastest top speed
260 km/h
162 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
272 hp
203 kW
Highest torque
350 Nm
258 lb-ft
Lightest
1,390 kg
3,064 lb
Best power-to-weight
196 hp/t
146 kW/t
5.1 kg/hp
Best estimated range
693 km
431 mi
Largest trunk
208 L
Best overall score
53/100
Best performance score
64/100
Best economy score
80/100
Best practicality score
29/100

AUDI TT Roadster (8N) Facelift 2000 3.2i V6 24V

Lowest combined fuel consumption
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
Lowest city consumption
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
Lowest highway consumption
7.7 L/100 km
30.5 mpg US
36.7 mpg UK

Specification comparison

Specification comparison
Model	Mercedes-BenzSLK (R171)SLK 350 V6	AUDITT Roadster (8N)Facelift 20003.2i V6 24V
Power	272hp203kW	250hp186kW
Torque	350Nm258lb-ft	320Nm236lb-ft
Curb weight	1,390kg3,064lb	1,590kg3,505lb
Gross weight	1,780kg3,924lb	1,890kg4,167lb
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated	250 km/h 155 mph
To 99% top speed	69.2s99% target: 257 km/h / 160 mph Calculated	88.1s99% target: 248 km/h / 154 mph Calculated
0-100 km/h	5.5s	6.6s
0-200 km/h	19.1s Calculated	25.5s Calculated
0-60 mph	5.2s Calculated	6.3s Calculated
Fuel consumption	10.1L/100 km23.3mpg US28.0mpg UK	9.9L/100 km23.8mpg US28.5mpg UK
Fuel consumption city	14.2L/100 km16.6mpg US19.9mpg UK	13.7L/100 km17.2mpg US20.6mpg UK
Fuel consumption highway	7.8L/100 km30.2mpg US36.2mpg UK	7.7L/100 km30.5mpg US36.7mpg UK
Quarter mile	13.6s Calculated	14.6s Calculated
Power-to-weight	196hp/t146kW/t89hp/1000 lb Calculated	157hp/t117kW/t71hp/1000 lb Calculated
Torque-to-weight	252Nm/t168lb-ft/ton Calculated	201Nm/t135lb-ft/ton Calculated
Estimated range	693km431mi Calculated	626km389mi Calculated
Displacement	3,498cc213cu in	3,189cc195cu in
Length	4,089mm161in	4,041mm159in
Width	1,788mm70in	1,764mm69in
Height	1,298mm51in	1,348mm53in
Wheelbase	2,430mm96in	2,429mm96in
Front track	1,526mm60in	1,528mm60in
Rear track	1,549mm61in	1,505mm59in
Trunk volume	208L	180L
Doors	2	2
Seats	2	2
Fuel tank	70L	62L
CO2 emissions	-	238g/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 SLK (R171) SLK 350 V6AUDI TT Roadster (8N) Facelift 2000 3.2i V6 24VPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzSLK (R171)SLK 350 V6	6,000 rpm	2,400-5,000 rpm	6,250 rpm
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	6,300 rpm	2,800-3,200 rpm	6,550 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzSLK (R171)SLK 350 V6	AUDITT Roadster (8N)Facelift 20003.2i V6 24V
	Acceleration checkpoints
0-60 mph 0-97 km/h	5.2 s	6.3 s
0-100 km/h 0-62 mph	5.5 s	6.6 s
0-200 km/h 0-124 mph	19.1 s	25.5 s
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited	250 km/h 155 mph
	Drag race simulation
60 ft 18 m	2.3 s	2.4 s
330 ft 101 m	6.0 s	6.4 s
1/8 mile 201 m	8.9 s	9.6 s
1000 ft 305 m	11.5 s	12.3 s
1/4 mile 402 m	13.6 s	14.6 s
Trap speed 1/4 mile 402 m	172 km/h 107 mph	158 km/h 98 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)SLK 350 V6	272 hp 203 kW
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	250 hp 186 kW

Mercedes-Benz SLK (R171) SLK 350 V6 has 22 hp more than AUDI TT Roadster (8N) Facelift 2000 3.2i V6 24V.

The biggest power difference is between AUDI TT Roadster (8N) Facelift 2000 3.2i V6 24V and Mercedes-Benz SLK (R171) SLK 350 V6: 22 hp (16 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)SLK 350 V6	350 Nm 258 lb-ft
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	320 Nm 236 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)SLK 350 V6	1,390 kg 3,064 lb
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	1,590 kg 3,505 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)SLK 350 V6	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	250 km/h 155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)SLK 350 V6	5.5 s
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	6.6 s

The biggest 0-100 km/h difference is between Mercedes-Benz SLK (R171) SLK 350 V6 and AUDI TT Roadster (8N) Facelift 2000 3.2i V6 24V: 1.1 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)SLK 350 V6	10.1 L/100 km 23.3 mpg US 28.0 mpg UK
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	9.9 L/100 km 23.8 mpg US 28.5 mpg UK

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)SLK 350 V6	196 hp/t 146 kW/t 5.1 kg/hp
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	157 hp/t 117 kW/t 6.4 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLK (R171)SLK 350 V6	693 km 431 mi
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	626 km 389 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzSLK (R171)SLK 350 V6	272 hp 203 kW	5.5 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	250 hp 186 kW	6.6 s	250 km/h 155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

Mercedes-BenzSLK (R171)SLK 350 V6

Power	272 hp 203 kW
0-100 km/h	5.5 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 2 seats
Trunk	208 L 7.3 cu ft
Length	4,089 mm 161.0 in
Height	1,298 mm 51.1 in

AUDITT Roadster (8N)Facelift 20003.2i V6 24V

Power	250 hp 186 kW
0-100 km/h	6.6 s
Top speed 250 km/h 155 mph

Doors/seats	2 doors 2 seats
Trunk	180 L 6.4 cu ft
Length	4,041 mm 159.1 in
Height	1,348 mm 53.1 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Vehicle

Performance score

Fuel economy score

Mercedes-BenzSLK (R171)SLK 350 V6

Power	272 hp 203 kW
0-100 km/h	5.5 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

10.1 L/100 km

23.3 mpg US

28.0 mpg UK

AUDITT Roadster (8N)Facelift 20003.2i V6 24V

Power	250 hp 186 kW
0-100 km/h	6.6 s
Top speed 250 km/h 155 mph

9.9 L/100 km

23.8 mpg US

28.5 mpg UK

Mercedes-Benz SLK (R171) SLK 350 V6 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Mercedes-BenzSLK (R171)SLK 350 V6	10.1 L/100 km 23.3 mpg US 28.0 mpg UK	5.5 s
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	9.9 L/100 km 23.8 mpg US 28.5 mpg UK	6.6 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Mercedes-BenzSLK (R171)SLK 350 V6	196 hp/t 146 kW/t 5.1 kg/hp	10.1 L/100 km 23.3 mpg US 28.0 mpg UK
AUDITT Roadster (8N)Facelift 20003.2i V6 24V	157 hp/t 117 kW/t 6.4 kg/hp	9.9 L/100 km 23.8 mpg US 28.5 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzSLK (R171)SLK 350 V6

AUDITT Roadster (8N)Facelift 20003.2i V6 24V

Power

272 hp

203 kW

250 hp

186 kW

Torque

350 Nm

258 lb-ft

320 Nm

236 lb-ft

Acceleration

5.5 s

6.6 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

250 km/h

155 mph

Lightness

1,390 kg

3,064 lb

1,590 kg

3,505 lb

Fuel consumption

10.1 L/100 km

23.3 mpg US

28.0 mpg UK

9.9 L/100 km

23.8 mpg US

28.5 mpg UK

Practicality

Doors/seats	2 doors 2 seats
Trunk	208 L 7.3 cu ft
Length	4,089 mm 161.0 in
Height	1,298 mm 51.1 in

Doors/seats	2 doors 2 seats
Trunk	180 L 6.4 cu ft
Length	4,041 mm 159.1 in
Height	1,348 mm 53.1 in

Range score

693 km

431 mi

626 km

389 mi

CO2 score

238 g/km

Trunk score

208 L

7.3 cu ft

180 L

6.4 cu ft

Power-to-weight score

196 hp/t

146 kW/t

5.1 kg/hp

157 hp/t

117 kW/t

6.4 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Mercedes-Benz SLK (R171) SLK 350 V6	AUDI TT Roadster (8N) Facelift 2000 3.2i V6 24V
Consumption	10.1 L/100 km23.3 mpg US28 mpg UK	9.9 L/100 km23.8 mpg US28.5 mpg UK
Cost / 100 km	17.68 LC100 km	17.33 LC100 km
Cost / 100 mi	28.45 LC100 mi	27.88 LC100 mi
Annual fuel used	1,515 L400 US gal333 UK gal	1,485 L392 US gal327 UK gal
Annual fuel cost	2,651 LC/year	2,599 LC/year