The Comparative Analysis :

Mercedes SLK 250 CDI 7G-TRONIC PLUS (11 - 15) vs. BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)

€ 42,500
Mercedes SLK 250 CDI 7G-TRONIC PLUS (11 - 15) Mercedes SLK 250 CDI
€ 43,300
 BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..) BMW Z4 Roadster sDrive20i
€ 42,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,300

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The Mercedes SLK 250 CDI is considerably smaller in every dimension. It's 7.5 inches shorter, 2.1 inches narrower and 0.1 inches lower than the BMW Z4 Roadster sDrive20i.
Mercedes SLK 250 CDI
BMW Z4 Roadster sDrive20i
51.2
Blueprint Mercedes SLK 250 CDI 7G-TRONIC PLUS (11 - 15)
71.3
79
51.3
Blueprint BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)
73.4
79.7
71.3 in
Width
73.4 in
79 in
Width Incl. Mirrors
79.7 in
51.2 in
Height
51.3 in
Blueprint Mercedes SLK 250 CDI 7G-TRONIC PLUS (11 - 15)
95.7
162.8
Blueprint BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)
97.2
170.2
162.8 in
Length
170.2 in
95.7 in
Wheelbase
97.2 in

Vehicle Weight

Mercedes SLK 250 CDI
BMW Z4 Roadster sDrive20i
3505 lb
Curb Weight
3296 lb
4200 lb
Gross Vehicle
Weight
3836 lb
Mercedes SLK 250 CDI 7G-TRONIC PLUS (11 - 15)
Weight Difference:
209 lb
5.96 %
BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)

General

Mercedes SLK 250 CDI
BMW Z4 Roadster sDrive20i
R172
Generation
G29
Roadster
Car Body Style
Roadster
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
7-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

Mercedes SLK 250 CDI
BMW Z4 Roadster sDrive20i
Straight-four diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-four gasoline engine with tur­bo­charger
Mercedes-Benz OM 651
Engine Series
BMW B48
OM 651.980
Engine Code
B48-B20
4
Valves
4
4
Cylinders
4
2.1 L / 103 cu in
Displacement
2 L / 98 cu in
201 hp
at 4200 rpm
Power
194 hp
at 4500 rpm
Mercedes SLK 250 CDI
201 hp
194 hp
BMW Z4 Roadster sDrive20i
369 lb‑ft
at 1600 rpm
Max. Torque
236 lb‑ft
at 1450 rpm
Mercedes SLK 250 CDI
369 lb‑ft
236 lb‑ft
BMW Z4 Roadster sDrive20i

Performance

Mercedes SLK 250 CDI
BMW Z4 Roadster sDrive20i
151 mph
Maximum Speed
149 mph
6.7 sec
Acceleration 0 to 62 mph
6.6 sec
62 mph 62
mph

305 ft
0.000 sec

Mercedes SLK 250 CDI

62 mph 62
mph

302 ft
0.000 sec

BMW Z4 Roadster sDrive20i

▶ REPLAY
17.44 lb/hp
Weight-to-Power Ratio
16.99 lb/hp
Mercedes SLK 250 CDI
17.44 lb/hp
16.99 lb/hp
BMW Z4 Roadster sDrive20i

Fuel Economy / Emissions

Mercedes SLK 250 CDI
BMW Z4 Roadster sDrive20i
Fuel Economy
48 mpg
combined
39 mpg
Mercedes SLK 250 CDI
48 mpg
39 mpg
BMW Z4 Roadster sDrive20i
39 mpg
city
32 mpg
57 mpg
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
13.7 gal
Kraftstoffanzeige
761 mi
Range
529 mi
Mercedes SLK 250 CDI
761 mi
529 mi
BMW Z4 Roadster sDrive20i
Environmental Impact
100.7 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).
115.6 kWh
Mercedes SLK 250 CDI
100.7 kWh
115.6 kWh
BMW Z4 Roadster sDrive20i
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
206 g/mi (NEFZ)
CO2 Emissions
269 g/mi (WLTP)

Practical Convenience

Mercedes SLK 250 CDI
BMW Z4 Roadster sDrive20i
2
Doors
2
2
No. of Seats
2
694 lb
Maximum Payload
540 lb
9.5 cu ft
Trunk Volume
8 cu ft
No data
Cargo Volume (Seats Down)
No data