The Comparative Analysis :

BMW Z4 Roadster sDrive20i (13 - 16) vs. Mercedes SLC 180 9G-TRONIC (16 - 19)

€ 37,300
BMW Z4 Roadster sDrive20i (13 - 16) BMW Z4 Roadster sDrive20i
€ 37,400
 Mercedes SLC 180 9G-TRONIC (16 - 19) Mercedes SLC 180
€ 37,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 37,400

ⓘ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 4.2 inches longer, 0.8 inches narrower and 0.4 inches lower than the Mercedes SLC 180.
BMW Z4 Roadster sDrive20i
Mercedes SLC 180
50.8
Blueprint BMW Z4 Roadster sDrive20i (13 - 16)
70.5
76.8
51.2
Blueprint Mercedes SLC 180 9G-TRONIC (16 - 19)
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 (13 - 16)
98.3
166.9
Blueprint Mercedes SLC 180 9G-TRONIC (16 - 19)
95.7
162.7
166.9 in
Length
162.7 in
98.3 in
Wheelbase
95.7 in

Vehicle Weight

BMW Z4 Roadster sDrive20i
Mercedes SLC 180
3241 lb
Curb Weight
3219 lb
3803 lb
Gross Vehicle
Weight
3913 lb
BMW Z4 Roadster sDrive20i (13 - 16)
Weight Difference:
22 lb
0.68 %
Mercedes SLC 180 9G-TRONIC (16 - 19)

General

BMW Z4 Roadster sDrive20i
Mercedes SLC 180
E89
Generation
R172
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
9-speed automatic transmission

Engine

BMW Z4 Roadster sDrive20i
Mercedes SLC 180
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW N20
Engine Series
Mercedes-Benz M 274
N20-B20
Engine Code
M 274.910
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
1.6 L / 78 cu in
181 hp
at 5000 rpm
Power
154 hp
at 5300 rpm
BMW Z4 Roadster sDrive20i
181 hp
154 hp
Mercedes SLC 180
199 lb‑ft
at 1250 rpm
Max. Torque
184 lb‑ft
at 1200 rpm
BMW Z4 Roadster sDrive20i
199 lb‑ft
184 lb‑ft
Mercedes SLC 180

Performance

BMW Z4 Roadster sDrive20i
Mercedes SLC 180
146 mph
Maximum Speed
139 mph
6.9 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph 62
mph

315 ft
0.000 sec

BMW Z4 Roadster sDrive20i

62 mph 62
mph

371 ft
0.000 sec

Mercedes SLC 180

▶ REPLAY
17.91 lb/hp
Weight-to-Power Ratio
20.9 lb/hp
BMW Z4 Roadster sDrive20i
17.91 lb/hp
20.9 lb/hp
Mercedes SLC 180

Fuel Economy / Emissions

BMW Z4 Roadster sDrive20i
Mercedes SLC 180
Fuel Economy
35 mpg
combined
42 mpg
BMW Z4 Roadster sDrive20i
35 mpg
42 mpg
Mercedes SLC 180
26 mpg
city
32 mpg
No data
highway
50 mpg
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
503 mi
Range
665 mi
BMW Z4 Roadster sDrive20i
503 mi
665 mi
Mercedes SLC 180
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).
106.1 kWh
BMW Z4 Roadster sDrive20i
128.7 kWh
106.1 kWh
Mercedes SLC 180
Euro 6b (NEFZ)
Emission Standard
Euro 6
256 g/mi (NEFZ)
CO2 Emissions
206 g/mi (NEFZ)

Practical Convenience

BMW Z4 Roadster sDrive20i
Mercedes SLC 180
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
694 lb
8.8 cu ft
Trunk Volume
9.5 cu ft
No data
Cargo Volume (Seats Down)
No data