The Comparative Analysis :
BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13) vs. BMW Z4 Roadster sDrive35is Sport-Automatic DKG (10 - 13)
€ 39,000
€ 57,300
€ 39,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 57,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same width, but the Z4 Roadster sDrive20i is 0.2 inches shorter and 0.3 inches taller.
Z4 Roadster sDrive20i
Z4 Roadster sDrive35is
50.8
70.5
76.8
50.6
70.5
76.8
70.5 in
Width
70.5 in
76.8 in
Width Incl. Mirrors
76.8 in
50.8 in
Height
50.6 in
98.3
166.9
98.3
167.1
166.9 in
Length
167.1 in
98.3 in
Wheelbase
98.3 in
Vehicle Weight
Z4 Roadster sDrive20i
Z4 Roadster sDrive35is
3296 lb
Curb Weight
3527 lb
3858 lb
Gross Vehicle
Weight
Weight
4090 lb
Weight Difference:
231 lb
6.55 %
General
Z4 Roadster sDrive20i
Z4 Roadster sDrive35is
E89
Generation
E89
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
Z4 Roadster sDrive20i
Z4 Roadster sDrive35is
Straight-four gasoline engine with turbocharger
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
BMW N20
Engine Series
BMW N54
N20-B20
Engine Code
N54-B30
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
181 hp
at 5000 rpm
Power
335 hp
at 5900 rpm
Z4 Roadster sDrive20i
181 hp
335 hp
Z4 Roadster sDrive35is
199 lb‑ft
at 1250 rpm
Max. Torque
332 lb‑ft
at 1500 rpm
Z4 Roadster sDrive20i
199 lb‑ft
332 lb‑ft
Z4 Roadster sDrive35is
Performance
Z4 Roadster sDrive20i
Z4 Roadster sDrive35is
144 mph
Maximum Speed
155 mph
7.2 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
328 ft
0.000 sec
Z4 Roadster sDrive20i
62 mph
62
mph
mph
220 ft
0.000 sec
Z4 Roadster sDrive35is
▶ REPLAY
18.21 lb/hp
Weight-to-Power Ratio
10.53 lb/hp
Z4 Roadster sDrive20i
18.21 lb/hp
10.53 lb/hp
Z4 Roadster sDrive35is
Fuel Economy / Emissions
Z4 Roadster sDrive20i
Z4 Roadster sDrive35is
Fuel Economy
35 mpg
combined
26 mpg
Z4 Roadster sDrive20i
35 mpg
26 mpg
Z4 Roadster sDrive35is
26 mpg
city
19 mpg
No data
highway
No data
14.5 gal
Fuel Tank Capacity
14.5 gal
503 mi
Range
380 mi
Z4 Roadster sDrive20i
503 mi
380 mi
Z4 Roadster sDrive35is
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).
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).
170.4 kWh
Z4 Roadster sDrive20i
128.7 kWh
170.4 kWh
Z4 Roadster sDrive35is
Euro 5
Emission Standard
Euro 5
256 g/mi (NEFZ)
CO2 Emissions
338 g/mi (NEFZ)
Practical Convenience
Z4 Roadster sDrive20i
Z4 Roadster sDrive35is
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
562 lb
8.8 cu ft
Trunk Volume
8.8 cu ft
No data
Cargo Volume (Seats Down)
No data
