The Comparative Analysis :

BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11) vs. ALPINA Roadster S (03 - 05)

€ 45,800
BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11) BMW Z4 Roadster sDrive30i
€ 55,000
 ALPINA Roadster S (03 - 05) ALPINA Roadster S
€ 45,800
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 sDrive30i is 14.8 cm longer, 0.9 cm wider and 0.4 cm lower than the ALPINA Roadster S.
BMW Z4 Roadster sDrive30i
ALPINA Roadster S
1291
Blueprint BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11)
1790
1951
1295
Blueprint ALPINA Roadster S (03 - 05)
1781
1981
1790 mm
Width
1781 mm
1951 mm
Width Incl. Mirrors
1981 mm
1291 mm
Height
1295 mm
Blueprint BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11)
2496
4239
Blueprint ALPINA Roadster S (03 - 05)
2495
4091
4239 mm
Length
4091 mm
2496 mm
Wheelbase
2495 mm

Vehicle Weight

BMW Z4 Roadster sDrive30i
ALPINA Roadster S
1505 kg
Kerb Weight
1320 kg
1760 kg
Gross Vehicle
Weight
1620 kg
BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11)
Weight Difference:
185 kg
12.29 %
ALPINA Roadster S (03 - 05)

General

BMW Z4 Roadster sDrive30i
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 automatic transmission
Transmission
6-speed manual transmission

Engine

BMW Z4 Roadster sDrive30i
ALPINA Roadster S
Straight-six petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
Straight-six petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N52
Engine Series
N52-B30
Engine Code
E5/1
4
Valves
4
6
Cylinders
6
2996 CC
Engine Capacity
3346 CC
254 bhp
at 6600 rpm
Power
296 bhp
at 6300 rpm
BMW Z4 Roadster sDrive30i
254 bhp
296 bhp
ALPINA Roadster S
310 NM
at 2600 rpm
Max. Torque
362 NM
at 4800 rpm
BMW Z4 Roadster sDrive30i
310 NM
362 NM
ALPINA Roadster S

Performance

BMW Z4 Roadster sDrive30i
ALPINA Roadster S
155 mph
Maximum Speed
165 mph
6.1 sec
Acceleration 0 to 62 mph
5.3 sec
62 mph 62
mph

85 m
0.000 sec

BMW Z4 Roadster sDrive30i

62 mph 62
mph

74 m
0.000 sec

ALPINA Roadster S

▶ REPLAY
5.93 kg/bhp
Weight-to-Power Ratio
4.46 kg/bhp
BMW Z4 Roadster sDrive30i
5.93 kg/bhp
4.46 kg/bhp
ALPINA Roadster S

Fuel Economy / Emissions

BMW Z4 Roadster sDrive30i
ALPINA Roadster S
Fuel Economy
34 mpg
combined
29 mpg
BMW Z4 Roadster sDrive30i
34 mpg
29 mpg
ALPINA Roadster S
24 mpg
city
19 mpg
No data
motorway
No data
Kraftstoffanzeige
55 L
Fuel Tank Capacity
55 L
Kraftstoffanzeige
412 mi
Range
345 mi
BMW Z4 Roadster sDrive30i
412 mi
345 mi
ALPINA Roadster S
Environmental Impact
157.2 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).
187.5 kWh
BMW Z4 Roadster sDrive30i
157.2 kWh
187.5 kWh
ALPINA Roadster S
Euro 5
Emission Standard
Euro 4
195 g/km (NEFZ)
CO2 Emissions
238 g/km (NEFZ)

Practical Convenience

BMW Z4 Roadster sDrive30i
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