The Comparative Analysis :

BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11) vs. BMW Z4 Roadster sDrive23i Sport-Automatic (09 - 11)

€ 45,800
BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11) Z4 Roadster sDrive30i
€ 38,800
 BMW Z4 Roadster sDrive23i Sport-Automatic (09 - 11) Z4 Roadster sDrive23i
€ 45,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 38,800

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

Vehicle Dimensions

The dimensions of the Z4 Roadster sDrive30i and the Z4 Roadster sDrive23i are absolutely identical. Both are 4239 mm long, 1790 mm wide and 1291 mm tall.
Z4 Roadster sDrive30i
Z4 Roadster sDrive23i
1291
Blueprint BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11)
1790
1951
1291
Blueprint BMW Z4 Roadster sDrive23i Sport-Automatic (09 - 11)
1790
1951
1790 mm
Width
1790 mm
1951 mm
Width Incl. Mirrors
1951 mm
1291 mm
Height
1291 mm
Blueprint BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11)
2496
4239
Blueprint BMW Z4 Roadster sDrive23i Sport-Automatic (09 - 11)
2496
4239
4239 mm
Length
4239 mm
2496 mm
Wheelbase
2496 mm

Vehicle Weight

Z4 Roadster sDrive30i
Z4 Roadster sDrive23i
1505 kg
Kerb Weight
1505 kg
1760 kg
Gross Vehicle
Weight
1760 kg
BMW Z4 Roadster sDrive30i Sport-Automatic (09 - 11)
Weight Difference:
0 kg
0 %
BMW Z4 Roadster sDrive23i Sport-Automatic (09 - 11)

General

Z4 Roadster sDrive30i
Z4 Roadster sDrive23i
E89
Generation
E89
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 automatic transmission

Engine

Z4 Roadster sDrive30i
Z4 Roadster sDrive23i
Straight-six petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
Straight-six petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N52
Engine Series
BMW N52
N52-B30
Engine Code
N52-B25
4
Valves
4
6
Cylinders
6
2996 CC
Engine Capacity
2497 CC
254 bhp
at 6600 rpm
Power
201 bhp
at 6300 rpm
Z4 Roadster sDrive30i
254 bhp
201 bhp
Z4 Roadster sDrive23i
310 NM
at 2600 rpm
Max. Torque
250 NM
at 2750 rpm
Z4 Roadster sDrive30i
310 NM
250 NM
Z4 Roadster sDrive23i

Performance

Z4 Roadster sDrive30i
Z4 Roadster sDrive23i
155 mph
Maximum Speed
149 mph
6.1 sec
Acceleration 0 to 62 mph
7.3 sec
62 mph 62
mph

85 m
0.000 sec

Z4 Roadster sDrive30i

62 mph 62
mph

101 m
0.000 sec

Z4 Roadster sDrive23i

▶ REPLAY
5.93 kg/bhp
Weight-to-Power Ratio
7.49 kg/bhp
Z4 Roadster sDrive30i
5.93 kg/bhp
7.49 kg/bhp
Z4 Roadster sDrive23i

Fuel Economy / Emissions

Z4 Roadster sDrive30i
Z4 Roadster sDrive23i
Fuel Economy
34 mpg
combined
34 mpg
Z4 Roadster sDrive30i
34 mpg
34 mpg
Z4 Roadster sDrive23i
24 mpg
city
24 mpg
No data
motorway
No data
Kraftstoffanzeige
55 L
Fuel Tank Capacity
55 L
Kraftstoffanzeige
412 mi
Range
417 mi
Z4 Roadster sDrive30i
412 mi
417 mi
Z4 Roadster sDrive23i
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).
155.3 kWh
Z4 Roadster sDrive30i
157.2 kWh
155.3 kWh
Z4 Roadster sDrive23i
Euro 5
Emission Standard
Euro 5
195 g/km (NEFZ)
CO2 Emissions
192 g/km (NEFZ)

Practical Convenience

Z4 Roadster sDrive30i
Z4 Roadster sDrive23i
2
Doors
2
2
No. of Seats
2
255 kg
Maximum Payload
255 kg
310 L
Boot Capacity
310 L
No data
Boot Capacity (Seats Down)
No data