The Comparative Analysis :

BMW Z4 Roadster sDrive18i Automatic (13 - 16) vs. Mercedes SLK 350 Sportmotor 7G-TRONIC (08 - 11)

€ 36,600
BMW Z4 Roadster sDrive18i Automatic (13 - 16) BMW Z4 Roadster sDrive18i
€ 50,000
 Mercedes SLK 350 Sportmotor 7G-TRONIC (08 - 11) Mercedes SLK 350 Sportmotor
€ 36,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 50,000

ⓘ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 BMW Z4 Roadster sDrive18i is 13.2 cm longer, 0.2 cm wider and 0.7 cm lower than the Mercedes SLK 350 Sportmotor.
BMW Z4 Roadster sDrive18i
Mercedes SLK 350 Sportmotor
1291
Blueprint BMW Z4 Roadster sDrive18i Automatic (13 - 16)
1790
1951
1298
Blueprint Mercedes SLK 350 Sportmotor 7G-TRONIC (08 - 11)
1788
2005
1790 mm
Width
1788 mm
1951 mm
Width Incl. Mirrors
2005 mm
1291 mm
Height
1298 mm
Blueprint BMW Z4 Roadster sDrive18i Automatic (13 - 16)
2496
4239
Blueprint Mercedes SLK 350 Sportmotor 7G-TRONIC (08 - 11)
2430
4107
4239 mm
Length
4107 mm
2496 mm
Wheelbase
2430 mm

Vehicle Weight

BMW Z4 Roadster sDrive18i
Mercedes SLK 350 Sportmotor
1495 kg
Kerb Weight
1485 kg
1750 kg
Gross Vehicle
Weight
1800 kg
BMW Z4 Roadster sDrive18i Automatic (13 - 16)
Weight Difference:
10 kg
0.67 %
Mercedes SLK 350 Sportmotor 7G-TRONIC (08 - 11)

General

BMW Z4 Roadster sDrive18i
Mercedes SLK 350 Sportmotor
E89
Generation
R171
Roadster
Car Body Style
Roadster
Super Unleaded (98 RON)
Fuel Type
Unleaded (95 RON)
Rear-wheel drive
Drive
Rear-wheel drive
8-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

BMW Z4 Roadster sDrive18i
Mercedes SLK 350 Sportmotor
Straight-four petrol engine with tur­bo­charger
Engine Type
V6 petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N20
Engine Series
Mercedes-Benz M 272
N20-B20
Engine Code
M 272.969
4
Valves
4
4
Cylinders
6
1997 CC
Engine Capacity
3498 CC
154 bhp
at 5000 rpm
Power
301 bhp
at 6500 rpm
BMW Z4 Roadster sDrive18i
154 bhp
301 bhp
Mercedes SLK 350 Sportmotor
240 NM
at 1250 rpm
Max. Torque
360 NM
at 4900 rpm
BMW Z4 Roadster sDrive18i
240 NM
360 NM
Mercedes SLK 350 Sportmotor

Performance

BMW Z4 Roadster sDrive18i
Mercedes SLK 350 Sportmotor
137 mph
Maximum Speed
155 mph
8.1 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph 62
mph

113 m
0.000 sec

BMW Z4 Roadster sDrive18i

62 mph 62
mph

75 m
0.000 sec

Mercedes SLK 350 Sportmotor

▶ REPLAY
9.71 kg/bhp
Weight-to-Power Ratio
4.93 kg/bhp
BMW Z4 Roadster sDrive18i
9.71 kg/bhp
4.93 kg/bhp
Mercedes SLK 350 Sportmotor

Fuel Economy / Emissions

BMW Z4 Roadster sDrive18i
Mercedes SLK 350 Sportmotor
Fuel Economy
42 mpg
combined
31 mpg
BMW Z4 Roadster sDrive18i
42 mpg
31 mpg
Mercedes SLK 350 Sportmotor
30 mpg
city
22 mpg
No data
motorway
40 mpg
Kraftstoffanzeige
55 L
Fuel Tank Capacity
70 L
Kraftstoffanzeige
503 mi
Range
473 mi
BMW Z4 Roadster sDrive18i
503 mi
473 mi
Mercedes SLK 350 Sportmotor
Environmental Impact
128.7 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).
174.3 kWh
BMW Z4 Roadster sDrive18i
128.7 kWh
174.3 kWh
Mercedes SLK 350 Sportmotor
Euro 6b (NEFZ)
Emission Standard
Euro 4 / Euro 5
159 g/km (NEFZ)
CO2 Emissions
219 g/km (NEFZ)

Practical Convenience

BMW Z4 Roadster sDrive18i
Mercedes SLK 350 Sportmotor
2
Doors
2
2
No. of Seats
2
255 kg
Maximum Payload
315 kg
310 L
Boot Capacity
300 L
No data
Boot Capacity (Seats Down)
No data