The Comparative Analysis :
BMW Z4 Roadster sDrive35i (09 - 13) vs. ALPINA Roadster S (03 - 05)
€ 49,300
€ 55,000
€ 49,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 55,000
ⓘ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 sDrive35i is 14.8 cm longer, 0.9 cm wider and 0.4 cm lower than the ALPINA Roadster S.
BMW Z4 Roadster sDrive35i
ALPINA Roadster S
1291
1790
1951
1295
1781
1981
1790 mm
Width
1781 mm
1951 mm
Width Incl. Mirrors
1981 mm
1291 mm
Height
1295 mm
2496
4239
2495
4091
4239 mm
Length
4091 mm
2496 mm
Wheelbase
2495 mm
Vehicle Weight
BMW Z4 Roadster sDrive35i
ALPINA Roadster S
1580 kg
Kerb Weight
1320 kg
1835 kg
Gross Vehicle
Weight
Weight
1620 kg
Weight Difference:
260 kg
16.46 %
General
BMW Z4 Roadster sDrive35i
ALPINA Roadster S
E89
Generation
E85
Roadster
Car Body Style
Roadster
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
BMW Z4 Roadster sDrive35i
ALPINA Roadster S
Straight-six petrol engine with two turbochargers (biturbo)
Engine Type
Straight-six petrol engine (naturally aspirated engine)
BMW N54
Engine Series
N54-B30
Engine Code
E5/1
4
Valves
4
6
Cylinders
6
2979 CC
Engine Capacity
3346 CC
302 bhp
at 5800 rpm
Power
296 bhp
at 6300 rpm
BMW Z4 Roadster sDrive35i
302 bhp
296 bhp
ALPINA Roadster S
400 NM
at 1300 rpm
Max. Torque
362 NM
at 4800 rpm
BMW Z4 Roadster sDrive35i
400 NM
362 NM
ALPINA Roadster S
Performance
BMW Z4 Roadster sDrive35i
ALPINA Roadster S
155 mph
Maximum Speed
165 mph
5.2 sec
Acceleration 0 to 62 mph
5.3 sec
62 mph
62
mph
mph
72 m
0.000 sec
BMW Z4 Roadster sDrive35i
62 mph
62
mph
mph
74 m
0.000 sec
ALPINA Roadster S
▶ REPLAY
5.23 kg/bhp
Weight-to-Power Ratio
4.46 kg/bhp
BMW Z4 Roadster sDrive35i
5.23 kg/bhp
4.46 kg/bhp
ALPINA Roadster S
Fuel Economy / Emissions
BMW Z4 Roadster sDrive35i
ALPINA Roadster S
Fuel Economy
30 mpg
combined
29 mpg
BMW Z4 Roadster sDrive35i
30 mpg
29 mpg
ALPINA Roadster S
21 mpg
city
19 mpg
No data
motorway
No data
55 L
Fuel Tank Capacity
55 L
364 mi
Range
345 mi
BMW Z4 Roadster sDrive35i
364 mi
345 mi
ALPINA Roadster S
Environmental Impact
178.2 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).
187.5 kWh
BMW Z4 Roadster sDrive35i
178.2 kWh
187.5 kWh
ALPINA Roadster S
Euro 5
Emission Standard
Euro 4
219 g/km (NEFZ)
CO2 Emissions
238 g/km (NEFZ)
Practical Convenience
BMW Z4 Roadster sDrive35i
ALPINA Roadster S
2
Doors
2
2
No. of Seats
2
255 kg
Maximum Payload
300 kg
310 L
Boot Capacity
260 L
No data
Boot Capacity (Seats Down)
No data
