The Comparative Analysis :

BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13) vs. Mercedes SLK 250 d 9G-TRONIC (15 - 16)

€ 39,000
BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13) BMW Z4 Roadster sDrive20i
€ 43,400
 Mercedes SLK 250 d 9G-TRONIC (15 - 16) Mercedes SLK 250 d
€ 39,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,400

ⓘ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 BMW Z4 Roadster sDrive20i is 4.1 inches longer, 0.8 inches narrower and 0.4 inches lower than the Mercedes SLK 250 d.
BMW Z4 Roadster sDrive20i
Mercedes SLK 250 d
50.8
Blueprint BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13)
70.5
76.8
51.2
Blueprint Mercedes SLK 250 d 9G-TRONIC (15 - 16)
71.3
79
70.5 in
Width
71.3 in
76.8 in
Width Incl. Mirrors
79 in
50.8 in
Height
51.2 in
Blueprint BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13)
98.3
166.9
Blueprint Mercedes SLK 250 d 9G-TRONIC (15 - 16)
95.7
162.8
166.9 in
Length
162.8 in
98.3 in
Wheelbase
95.7 in

Vehicle Weight

BMW Z4 Roadster sDrive20i
Mercedes SLK 250 d
3296 lb
Curb Weight
3538 lb
3858 lb
Gross Vehicle
Weight
4200 lb
BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13)
Weight Difference:
243 lb
6.87 %
Mercedes SLK 250 d 9G-TRONIC (15 - 16)

General

BMW Z4 Roadster sDrive20i
Mercedes SLK 250 d
E89
Generation
R172
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
9-speed automatic transmission

Engine

BMW Z4 Roadster sDrive20i
Mercedes SLK 250 d
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four diesel engine with two tur­bo­chargers (bi­turbo)
BMW N20
Engine Series
Mercedes-Benz OM 651
N20-B20
Engine Code
OM 651.980
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2.1 L / 103 cu in
181 hp
at 5000 rpm
Power
201 hp
at 3800 rpm
BMW Z4 Roadster sDrive20i
181 hp
201 hp
Mercedes SLK 250 d
199 lb‑ft
at 1250 rpm
Max. Torque
369 lb‑ft
at 1600 rpm
BMW Z4 Roadster sDrive20i
199 lb‑ft
369 lb‑ft
Mercedes SLK 250 d

Performance

BMW Z4 Roadster sDrive20i
Mercedes SLK 250 d
144 mph
Maximum Speed
152 mph
7.2 sec
Acceleration 0 to 62 mph
6.6 sec
62 mph 62
mph

328 ft
0.000 sec

BMW Z4 Roadster sDrive20i

62 mph 62
mph

302 ft
0.000 sec

Mercedes SLK 250 d

▶ REPLAY
18.21 lb/hp
Weight-to-Power Ratio
17.6 lb/hp
BMW Z4 Roadster sDrive20i
18.21 lb/hp
17.6 lb/hp
Mercedes SLK 250 d

Fuel Economy / Emissions

BMW Z4 Roadster sDrive20i
Mercedes SLK 250 d
Fuel Economy
35 mpg
combined
53 mpg
BMW Z4 Roadster sDrive20i
35 mpg
53 mpg
Mercedes SLK 250 d
26 mpg
city
45 mpg
No data
highway
60 mpg
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
503 mi
Range
848 mi
BMW Z4 Roadster sDrive20i
503 mi
848 mi
Mercedes SLK 250 d
Environmental Impact
128.7 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).
90.4 kWh
BMW Z4 Roadster sDrive20i
128.7 kWh
90.4 kWh
Mercedes SLK 250 d
Euro 5
Emission Standard
Euro 6b (NEFZ)
256 g/mi (NEFZ)
CO2 Emissions
183 g/mi (NEFZ)

Practical Convenience

BMW Z4 Roadster sDrive20i
Mercedes SLK 250 d
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
661 lb
8.8 cu ft
Trunk Volume
9.5 cu ft
No data
Cargo Volume (Seats Down)
No data