The Comparative Analysis :

BMW Z4 Roadster sDrive23i (09 - 11) vs. Mercedes SLK 350 Sportmotor (08 - 11)

€ 36,400
BMW Z4 Roadster sDrive23i (09 - 11) BMW Z4 Roadster sDrive23i
€ 47,700
 Mercedes SLK 350 Sportmotor (08 - 11) Mercedes SLK 350 Sportmotor
€ 36,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 47,700

ⓘ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 sDrive23i is 5.2 inches longer, 0.1 inches wider and 0.3 inches lower than the Mercedes SLK 350 Sportmotor.
BMW Z4 Roadster sDrive23i
Mercedes SLK 350 Sportmotor
50.8
Blueprint BMW Z4 Roadster sDrive23i (09 - 11)
70.5
76.8
51.1
Blueprint Mercedes SLK 350 Sportmotor (08 - 11)
70.4
78.9
70.5 in
Width
70.4 in
76.8 in
Width Incl. Mirrors
78.9 in
50.8 in
Height
51.1 in
Blueprint BMW Z4 Roadster sDrive23i (09 - 11)
98.3
166.9
Blueprint Mercedes SLK 350 Sportmotor (08 - 11)
95.7
161.7
166.9 in
Length
161.7 in
98.3 in
Wheelbase
95.7 in

Vehicle Weight

BMW Z4 Roadster sDrive23i
Mercedes SLK 350 Sportmotor
3263 lb
Curb Weight
3230 lb
3825 lb
Gross Vehicle
Weight
3968 lb
BMW Z4 Roadster sDrive23i (09 - 11)
Weight Difference:
33 lb
1.01 %
Mercedes SLK 350 Sportmotor (08 - 11)

General

BMW Z4 Roadster sDrive23i
Mercedes SLK 350 Sportmotor
E89
Generation
R171
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission

Engine

BMW Z4 Roadster sDrive23i
Mercedes SLK 350 Sportmotor
Straight-six gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
V6 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N52
Engine Series
Mercedes-Benz M 272
N52-B25
Engine Code
M 272.969
4
Valves
4
6
Cylinders
6
2.5 L / 122 cu in
Displacement
3.5 L / 171 cu in
201 hp
at 6300 rpm
Power
301 hp
at 6500 rpm
BMW Z4 Roadster sDrive23i
201 hp
301 hp
Mercedes SLK 350 Sportmotor
184 lb‑ft
at 2750 rpm
Max. Torque
266 lb‑ft
at 4900 rpm
BMW Z4 Roadster sDrive23i
184 lb‑ft
266 lb‑ft
Mercedes SLK 350 Sportmotor

Performance

BMW Z4 Roadster sDrive23i
Mercedes SLK 350 Sportmotor
150 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph 62
mph

302 ft
0.000 sec

BMW Z4 Roadster sDrive23i

62 mph 62
mph

246 ft
0.000 sec

Mercedes SLK 350 Sportmotor

▶ REPLAY
16.23 lb/hp
Weight-to-Power Ratio
10.73 lb/hp
BMW Z4 Roadster sDrive23i
16.23 lb/hp
10.73 lb/hp
Mercedes SLK 350 Sportmotor

Fuel Economy / Emissions

BMW Z4 Roadster sDrive23i
Mercedes SLK 350 Sportmotor
Fuel Economy
28 mpg
combined
25 mpg
BMW Z4 Roadster sDrive23i
28 mpg
25 mpg
Mercedes SLK 350 Sportmotor
19 mpg
city
17 mpg
No data
highway
34 mpg
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
402 mi
Range
458 mi
BMW Z4 Roadster sDrive23i
402 mi
458 mi
Mercedes SLK 350 Sportmotor
Environmental Impact
161.1 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).
179.9 kWh
BMW Z4 Roadster sDrive23i
161.1 kWh
179.9 kWh
Mercedes SLK 350 Sportmotor
Euro 5
Emission Standard
Euro 4 / Euro 5
320 g/mi (NEFZ)
CO2 Emissions
365 g/mi (NEFZ)

Practical Convenience

BMW Z4 Roadster sDrive23i
Mercedes SLK 350 Sportmotor
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
739 lb
8.8 cu ft
Trunk Volume
8.5 cu ft
No data
Cargo Volume (Seats Down)
No data