The Comparative Analysis :
Mercedes SLK 280 (08 - 11) vs. BMW Z4 Roadster sDrive20i (11 - 13)
€ 42,600
€ 36,600
€ 42,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 36,600
ⓘ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 280 is 5.2 inches shorter, 0.1 inches narrower and 0.2 inches taller than the BMW Z4 Roadster sDrive20i.
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
51
70.4
78.9
50.8
70.5
76.8
70.4 in
Width
70.5 in
78.9 in
Width Incl. Mirrors
76.8 in
51 in
Height
50.8 in
95.7
161.7
98.3
166.9
161.7 in
Length
166.9 in
95.7 in
Wheelbase
98.3 in
Vehicle Weight
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
3175 lb
Curb Weight
3241 lb
3869 lb
Gross Vehicle
Weight
Weight
3803 lb
Weight Difference:
66 lb
2.04 %
General
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
R171
Generation
E89
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
V6 gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine with turbocharger
Mercedes-Benz M 272
Engine Series
BMW N20
M 272.942
Engine Code
N20-B20
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
228 hp
at 6000 rpm
Power
181 hp
at 5000 rpm
Mercedes SLK 280
228 hp
181 hp
BMW Z4 Roadster sDrive20i
221 lb‑ft
at 2500 rpm
Max. Torque
199 lb‑ft
at 1250 rpm
Mercedes SLK 280
221 lb‑ft
199 lb‑ft
BMW Z4 Roadster sDrive20i
Performance
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
155 mph
Maximum Speed
146 mph
6.3 sec
Acceleration 0 to 62 mph
6.9 sec
62 mph
62
mph
mph
289 ft
0.000 sec
Mercedes SLK 280
62 mph
62
mph
mph
315 ft
0.000 sec
BMW Z4 Roadster sDrive20i
▶ REPLAY
13.93 lb/hp
Weight-to-Power Ratio
17.91 lb/hp
Mercedes SLK 280
13.93 lb/hp
17.91 lb/hp
BMW Z4 Roadster sDrive20i
Fuel Economy / Emissions
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
Fuel Economy
25 mpg
combined
35 mpg
Mercedes SLK 280
25 mpg
35 mpg
BMW Z4 Roadster sDrive20i
17 mpg
city
26 mpg
35 mpg
highway
No data
18.5 gal
Fuel Tank Capacity
14.5 gal
468 mi
Range
503 mi
Mercedes SLK 280
468 mi
503 mi
BMW Z4 Roadster sDrive20i
Environmental Impact
176.2 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
176.2 kWh
128.7 kWh
BMW Z4 Roadster sDrive20i
Euro 4 / Euro 5
Emission Standard
Euro 5
354 g/mi (NEFZ)
CO2 Emissions
256 g/mi (NEFZ)
Practical Convenience
Mercedes SLK 280
BMW Z4 Roadster sDrive20i
2
Doors
2
2
No. of Seats
2
694 lb
Maximum Payload
562 lb
8.5 cu ft
Trunk Volume
8.8 cu ft
No data
Cargo Volume (Seats Down)
No data
