The Comparative Analysis :

BMW Z4 Roadster sDrive20i (19 - ..) vs. BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13)

€ 41,000
BMW Z4 Roadster sDrive20i (19 - ..) Z4 Roadster sDrive20i
€ 51,700
 BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13) Z4 Roadster sDrive35i
€ 41,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 51,700

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

Vehicle Dimensions

The Z4 Roadster sDrive20i is slightly bigger in every dimension. It's 8.5 cm longer, 7.4 cm wider and 1.3 cm taller than the Z4 Roadster sDrive35i.
Z4 Roadster sDrive20i
Z4 Roadster sDrive35i
1304
Blueprint BMW Z4 Roadster sDrive20i (19 - ..)
1864
2024
1291
Blueprint BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13)
1790
1951
1864 mm
Width
1790 mm
2024 mm
Width Incl. Mirrors
1951 mm
1304 mm
Height
1291 mm
Blueprint BMW Z4 Roadster sDrive20i (19 - ..)
2470
4324
Blueprint BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13)
2496
4239
4324 mm
Length
4239 mm
2470 mm
Wheelbase
2496 mm

Vehicle Weight

Z4 Roadster sDrive20i
Z4 Roadster sDrive35i
1480 kg
Kerb Weight
1600 kg
1725 kg
Gross Vehicle
Weight
1855 kg
BMW Z4 Roadster sDrive20i (19 - ..)
Weight Difference:
120 kg
7.5 %
BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13)

General

Z4 Roadster sDrive20i
Z4 Roadster sDrive35i
G29
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 manual transmission
Transmission
7-speed dual clutch transmission

Engine

Z4 Roadster sDrive20i
Z4 Roadster sDrive35i
Straight-four petrol engine with tur­bo­charger
Engine Type
Straight-six petrol engine with two tur­bo­chargers (bi­turbo)
BMW B48
Engine Series
BMW N54
B48-B20
Engine Code
N54-B30
4
Valves
4
4
Cylinders
6
1998 CC
Engine Capacity
2979 CC
194 bhp
at 4500 rpm
Power
302 bhp
at 5800 rpm
Z4 Roadster sDrive20i
194 bhp
302 bhp
Z4 Roadster sDrive35i
320 NM
at 1450 rpm
Max. Torque
400 NM
at 1300 rpm
Z4 Roadster sDrive20i
320 NM
400 NM
Z4 Roadster sDrive35i

Performance

Z4 Roadster sDrive20i
Z4 Roadster sDrive35i
150 mph
Maximum Speed
155 mph
6.8 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph 62
mph

94 m
0.000 sec

Z4 Roadster sDrive20i

62 mph 62
mph

71 m
0.000 sec

Z4 Roadster sDrive35i

▶ REPLAY
7.63 kg/bhp
Weight-to-Power Ratio
5.3 kg/bhp
Z4 Roadster sDrive20i
7.63 kg/bhp
5.3 kg/bhp
Z4 Roadster sDrive35i

Fuel Economy / Emissions

Z4 Roadster sDrive20i
Z4 Roadster sDrive35i
Fuel Economy
42 mpg
combined
31 mpg
Z4 Roadster sDrive20i
42 mpg
31 mpg
Z4 Roadster sDrive35i
31 mpg
city
22 mpg
No data
motorway
No data
Kraftstoffanzeige
52 L
Fuel Tank Capacity
55 L
Kraftstoffanzeige
475 mi
Range
380 mi
Z4 Roadster sDrive20i
475 mi
380 mi
Z4 Roadster sDrive35i
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).
170.4 kWh
Z4 Roadster sDrive20i
128.7 kWh
170.4 kWh
Z4 Roadster sDrive35i
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 5
164 g/km (WLTP)
CO2 Emissions
210 g/km (NEFZ)

Practical Convenience

Z4 Roadster sDrive20i
Z4 Roadster sDrive35i
2
Doors
2
2
No. of Seats
2
245 kg
Maximum Payload
255 kg
281 L
Boot Capacity
310 L
No data
Boot Capacity (Seats Down)
No data