The Comparative Analysis :

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

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

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

Vehicle Weight

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

General

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

Performance

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

246 ft
0.000 sec

Mercedes SLK 350 Sportmotor

62 mph 62
mph

302 ft
0.000 sec

BMW Z4 Roadster sDrive23i

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

Fuel Economy / Emissions

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

Practical Convenience

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