The Comparative Analysis :
Mercedes SLK 300 9G-TRONIC (15 - 16) vs. BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11)
€ 46,100

€ 45,800

€ 46,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 45,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The Mercedes SLK 300 is 10.5 cm shorter, 2 cm wider and 1 cm taller than the BMW Z4 Roadster sDrive30i.
Mercedes SLK 300
BMW Z4 Roadster sDrive30i
1301
1810
2006
1291
1790
1951
1810 mm
Width
1790 mm
2006 mm
Width Incl. Mirrors
1951 mm
1301 mm
Height
1291 mm
2430
4134
2496
4239
4134 mm
Length
4239 mm
2430 mm
Wheelbase
2496 mm
Vehicle Weight
Mercedes SLK 300
BMW Z4 Roadster sDrive30i
1505 kg
Kerb Weight
1505 kg
1820 kg
Gross Vehicle
Weight
Weight
1760 kg

Weight Difference:
0 kg
0 %

General
Mercedes SLK 300
BMW Z4 Roadster sDrive30i
R172
Generation
E89
Roadster
Car Body Style
Roadster
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

9-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
Mercedes SLK 300
BMW Z4 Roadster sDrive30i
Straight-four petrol engine with turbocharger
Engine Type
Straight-six petrol engine (naturally aspirated engine)
Mercedes-Benz M 274
Engine Series
BMW N52
M 274.920
Engine Code
N52-B30


4
Valves
4
4
Cylinders
6
1991 CC
Engine Capacity
2996 CC
242 bhp
at 5500 rpm
Power
254 bhp
at 6600 rpm
Mercedes SLK 300
242 bhp
254 bhp
BMW Z4 Roadster sDrive30i
370 NM
at 1300 rpm
Max. Torque
310 NM
at 2600 rpm
Mercedes SLK 300
370 NM
310 NM
BMW Z4 Roadster sDrive30i
Performance
Mercedes SLK 300
BMW Z4 Roadster sDrive30i
151 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
6.1 sec
62 mph
62
mph
mph
92 m
0.000 sec

Mercedes SLK 300
62 mph
62
mph
mph
85 m
0.000 sec

BMW Z4 Roadster sDrive30i
▶ REPLAY
6.22 kg/bhp
Weight-to-Power Ratio
5.93 kg/bhp
Mercedes SLK 300
6.22 kg/bhp
5.93 kg/bhp
BMW Z4 Roadster sDrive30i
Fuel Economy / Emissions
Mercedes SLK 300
BMW Z4 Roadster sDrive30i
Fuel Economy
46 mpg
combined
34 mpg
Mercedes SLK 300
46 mpg
34 mpg
BMW Z4 Roadster sDrive30i
36 mpg
city
24 mpg
54 mpg
motorway
No data
60 L
Fuel Tank Capacity
55 L
601 mi
Range
412 mi
Mercedes SLK 300
601 mi
412 mi
BMW Z4 Roadster sDrive30i
Environmental Impact
117.5 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
157.2 kWh
Mercedes SLK 300
117.5 kWh
157.2 kWh
BMW Z4 Roadster sDrive30i
Euro 6b (NEFZ)
Emission Standard
Euro 5
144 g/km (NEFZ)
CO2 Emissions
195 g/km (NEFZ)
Practical Convenience
Mercedes SLK 300
BMW Z4 Roadster sDrive30i
2
Doors
2
2
No. of Seats
2
315 kg
Maximum Payload
255 kg
335 L
Boot Capacity
310 L








No data
Boot Capacity (Seats Down)
No data