The Comparative Analysis :
Mercedes SLK 280 (05 - 08) vs. BMW Z4 Roadster sDrive20i (19 - ..)
€ 41,200

€ 41,000

€ 41,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 41,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes SLK 280 is considerably smaller in every dimension. It's 23.5 cm shorter, 7.6 cm narrower and 0.8 cm lower than the BMW Z4 Roadster sDrive20i.
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
1296
1788
1970
1304
1864
2024
1788 mm
Width
1864 mm
1970 mm
Width Incl. Mirrors
2024 mm
1296 mm
Height
1304 mm
2430
4089
2470
4324
4089 mm
Length
4324 mm
2430 mm
Wheelbase
2470 mm
Vehicle Weight
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
1440 kg
Kerb Weight
1480 kg
1755 kg
Gross Vehicle
Weight
Weight
1725 kg

Weight Difference:
40 kg
2.7 %

General
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
R171
Generation
G29
Roadster
Car Body Style
Roadster
Unleaded (95 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
V6 petrol engine (naturally aspirated engine)
Engine Type
Straight-four petrol engine with turbocharger
Mercedes-Benz M 272
Engine Series
BMW B48
M 272.942
Engine Code
B48-B20


4
Valves
4
6
Cylinders
4
2997 CC
Engine Capacity
1998 CC
228 bhp
at 6100 rpm
Power
194 bhp
at 4500 rpm
Mercedes SLK 280
228 bhp
194 bhp
BMW Z4 Roadster sDrive20i
300 NM
at 3500 rpm
Max. Torque
320 NM
at 1450 rpm
Mercedes SLK 280
300 NM
320 NM
BMW Z4 Roadster sDrive20i
Performance
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
155 mph
Maximum Speed
150 mph
6.3 sec
Acceleration 0 to 62 mph
6.8 sec
62 mph
62
mph
mph
88 m
0.000 sec

Mercedes SLK 280
62 mph
62
mph
mph
94 m
0.000 sec

BMW Z4 Roadster sDrive20i
▶ REPLAY
6.32 kg/bhp
Weight-to-Power Ratio
7.63 kg/bhp
Mercedes SLK 280
6.32 kg/bhp
7.63 kg/bhp
BMW Z4 Roadster sDrive20i
Fuel Economy / Emissions
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
Fuel Economy
29 mpg
combined
42 mpg
Mercedes SLK 280
29 mpg
42 mpg
BMW Z4 Roadster sDrive20i
20 mpg
city
31 mpg
39 mpg
motorway
No data
70 L
Fuel Tank Capacity
52 L
449 mi
Range
475 mi
Mercedes SLK 280
449 mi
475 mi
BMW Z4 Roadster sDrive20i
Environmental Impact
183.8 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).
128.7 kWh
Mercedes SLK 280
183.8 kWh
128.7 kWh
BMW Z4 Roadster sDrive20i
Euro 4
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
231 g/km (NEFZ)
CO2 Emissions
164 g/km (WLTP)
Practical Convenience
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
2
Doors
2
2
No. of Seats
2
315 kg
Maximum Payload
245 kg
300 L
Boot Capacity
281 L








No data
Boot Capacity (Seats Down)
No data