The Comparative Analysis :
Mercedes SLK 200 Compressor Automatic (04 - 08) vs. BMW Z4 Roadster sDrive20i (13 - 16)
€ 38,100

€ 37,300

€ 38,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 37,300
ⓘ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 200 Compressor is 5.9 inches shorter, 0.5 inches narrower and 0.2 inches taller than the BMW Z4 Roadster sDrive20i.
Mercedes SLK 200 Compressor
BMW Z4 Roadster sDrive20i
51
70
77.6
50.8
70.5
76.8
70 in
Width
70.5 in
77.6 in
Width Incl. Mirrors
76.8 in
51 in
Height
50.8 in
95.7
161
98.3
166.9
161 in
Length
166.9 in
95.7 in
Wheelbase
98.3 in
Vehicle Weight
Mercedes SLK 200 Compressor
BMW Z4 Roadster sDrive20i
3120 lb
Curb Weight
3241 lb
3759 lb
Gross Vehicle
Weight
Weight
3803 lb

Weight Difference:
121 lb
3.73 %

General
Mercedes SLK 200 Compressor
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

5-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes SLK 200 Compressor
BMW Z4 Roadster sDrive20i
Straight-four gasoline engine with compressor
Engine Type
Straight-four gasoline engine with turbocharger
Mercedes-Benz M 271
Engine Series
BMW N20
M 271.944
Engine Code
N20-B20


4
Valves
4
4
Cylinders
4
1.8 L / 88 cu in
Displacement
2 L / 98 cu in
161 hp
at 5500 rpm
Power
181 hp
at 5000 rpm
Mercedes SLK 200 Compressor
161 hp
181 hp
BMW Z4 Roadster sDrive20i
177 lb‑ft
at 3000 rpm
Max. Torque
199 lb‑ft
at 1250 rpm
Mercedes SLK 200 Compressor
177 lb‑ft
199 lb‑ft
BMW Z4 Roadster sDrive20i
Performance
Mercedes SLK 200 Compressor
BMW Z4 Roadster sDrive20i
140 mph
Maximum Speed
146 mph
8.3 sec
Acceleration 0 to 62 mph
6.9 sec
62 mph
62
mph
mph
377 ft
0.000 sec

Mercedes SLK 200 Compressor
62 mph
62
mph
mph
315 ft
0.000 sec

BMW Z4 Roadster sDrive20i
▶ REPLAY
19.38 lb/hp
Weight-to-Power Ratio
17.91 lb/hp
Mercedes SLK 200 Compressor
19.38 lb/hp
17.91 lb/hp
BMW Z4 Roadster sDrive20i
Fuel Economy / Emissions
Mercedes SLK 200 Compressor
BMW Z4 Roadster sDrive20i
Fuel Economy
27 mpg
combined
35 mpg
Mercedes SLK 200 Compressor
27 mpg
35 mpg
BMW Z4 Roadster sDrive20i
19 mpg
city
26 mpg
35 mpg
highway
No data
18.5 gal
Fuel Tank Capacity
14.5 gal
494 mi
Range
503 mi
Mercedes SLK 200 Compressor
494 mi
503 mi
BMW Z4 Roadster sDrive20i
Environmental Impact
166.7 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).
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 200 Compressor
166.7 kWh
128.7 kWh
BMW Z4 Roadster sDrive20i
Euro 4
Emission Standard
Euro 6b (NEFZ)
340 g/mi (NEFZ)
CO2 Emissions
256 g/mi (NEFZ)
Practical Convenience
Mercedes SLK 200 Compressor
BMW Z4 Roadster sDrive20i
2
Doors
2
2
No. of Seats
2
639 lb
Maximum Payload
562 lb
8.5 cu ft
Trunk Volume
8.8 cu ft








No data
Cargo Volume (Seats Down)
No data