The Comparative Analysis :
BMW Z4 Roadster sDrive28i (11 - 13) vs. Audi TT Roadster 3.2 quattro S tronic (07 - 10)
€ 43,600

€ 46,600

€ 43,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 46,600
ⓘ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 sDrive28i is 6.1 cm longer, 5.2 cm narrower and 6.7 cm lower than the Audi TT Roadster 3.2.
BMW Z4 Roadster sDrive28i
Audi TT Roadster 3.2
1291
1790
1951
1358
1842
1952
1790 mm
Width
1842 mm
1951 mm
Width Incl. Mirrors
1952 mm
1291 mm
Height
1358 mm
2496
4239
2468
4178
4239 mm
Length
4178 mm
2496 mm
Wheelbase
2468 mm
Vehicle Weight
BMW Z4 Roadster sDrive28i
Audi TT Roadster 3.2
1475 kg
Kerb Weight
1565 kg
1730 kg
Gross Vehicle
Weight
Weight
1810 kg

Weight Difference:
90 kg
5.75 %

General
BMW Z4 Roadster sDrive28i
Audi TT Roadster 3.2
E89
Generation
8J
Roadster
Car Body Style
Roadster
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

6-speed manual transmission
Transmission
6-speed dual clutch transmission
Engine
BMW Z4 Roadster sDrive28i
Audi TT Roadster 3.2
Straight-four petrol engine with turbocharger
Engine Type
V6 petrol engine (naturally aspirated engine)
BMW N20
Engine Series
VW EA390
N20-B20
Engine Code
BUB


4
Valves
4
4
Cylinders
6
1997 CC
Engine Capacity
3189 CC
242 bhp
at 5000 rpm
Power
247 bhp
at 6300 rpm
BMW Z4 Roadster sDrive28i
242 bhp
247 bhp
Audi TT Roadster 3.2
350 NM
at 1250 rpm
Max. Torque
320 NM
at 2500 rpm
BMW Z4 Roadster sDrive28i
350 NM
320 NM
Audi TT Roadster 3.2
Performance
BMW Z4 Roadster sDrive28i
Audi TT Roadster 3.2
155 mph
Maximum Speed
155 mph
5.7 sec
Acceleration 0 to 62 mph
5.9 sec
62 mph
62
mph
mph
79 m
0.000 sec

BMW Z4 Roadster sDrive28i
62 mph
62
mph
mph
82 m
0.000 sec

Audi TT Roadster 3.2
▶ REPLAY
6.1 kg/bhp
Weight-to-Power Ratio
6.34 kg/bhp
BMW Z4 Roadster sDrive28i
6.1 kg/bhp
6.34 kg/bhp
Audi TT Roadster 3.2
Fuel Economy / Emissions
BMW Z4 Roadster sDrive28i
Audi TT Roadster 3.2
Fuel Economy
42 mpg
combined
30 mpg
BMW Z4 Roadster sDrive28i
42 mpg
30 mpg
Audi TT Roadster 3.2
32 mpg
city
22 mpg
No data
motorway
No data
55 L
Fuel Tank Capacity
60 L
503 mi
Range
393 mi
BMW Z4 Roadster sDrive28i
503 mi
393 mi
Audi TT Roadster 3.2
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).
179.9 kWh
BMW Z4 Roadster sDrive28i
128.7 kWh
179.9 kWh
Audi TT Roadster 3.2
Euro 5
Emission Standard
Euro 4
159 g/km (NEFZ)
CO2 Emissions
227 g/km (NEFZ)
Practical Convenience
BMW Z4 Roadster sDrive28i
Audi TT Roadster 3.2
2
Doors
2
2
No. of Seats
2
255 kg
Maximum Payload
245 kg
310 L
Boot Capacity
250 L






No data
Boot Capacity (Seats Down)
No data