The Comparative Analysis :
BMW Z4 Roadster sDrive30i (09 - 11) vs. Audi TT Roadster 2.0 TDI DPF quattro (08 - 08)
€ 43,400

€ 35,900

€ 43,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 35,900
ⓘ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 6.1 cm longer, 5.2 cm narrower and 6.7 cm lower than the Audi TT Roadster 2.0 TDI DPF.
BMW Z4 Roadster sDrive30i
Audi TT Roadster 2.0 TDI DPF
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 sDrive30i
Audi TT Roadster 2.0 TDI DPF
1490 kg
Kerb Weight
1490 kg
1745 kg
Gross Vehicle
Weight
Weight
1735 kg

Weight Difference:
0 kg
0 %

General
BMW Z4 Roadster sDrive30i
Audi TT Roadster 2.0 TDI DPF
E89
Generation
8J
Roadster
Car Body Style
Roadster
Super Unleaded (98 RON)
Fuel Type
Diesel

Rear-wheel drive
Drive
Permanent all-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
BMW Z4 Roadster sDrive30i
Audi TT Roadster 2.0 TDI DPF
Straight-six petrol engine (naturally aspirated engine)
Engine Type
Straight-four diesel engine with turbocharger
BMW N52
Engine Series
VW EA189
N52-B30
Engine Code
CBBB, CFGB

4
Valves
4
6
Cylinders
4
2996 CC
Engine Capacity
1968 CC
254 bhp
at 6600 rpm
Power
168 bhp
at 4200 rpm
BMW Z4 Roadster sDrive30i
254 bhp
168 bhp
Audi TT Roadster 2.0 TDI DPF
310 NM
at 2600 rpm
Max. Torque
350 NM
at 1750 rpm
BMW Z4 Roadster sDrive30i
310 NM
350 NM
Audi TT Roadster 2.0 TDI DPF
Performance
BMW Z4 Roadster sDrive30i
Audi TT Roadster 2.0 TDI DPF
155 mph
Maximum Speed
139 mph
5.8 sec
Acceleration 0 to 62 mph
7.7 sec
62 mph
62
mph
mph
81 m
0.000 sec

BMW Z4 Roadster sDrive30i
62 mph
62
mph
mph
107 m
0.000 sec

Audi TT Roadster 2.0 TDI DPF
▶ REPLAY
5.87 kg/bhp
Weight-to-Power Ratio
8.87 kg/bhp
BMW Z4 Roadster sDrive30i
5.87 kg/bhp
8.87 kg/bhp
Audi TT Roadster 2.0 TDI DPF
Fuel Economy / Emissions
BMW Z4 Roadster sDrive30i
Audi TT Roadster 2.0 TDI DPF
Fuel Economy
33 mpg
combined
51 mpg
BMW Z4 Roadster sDrive30i
33 mpg
51 mpg
Audi TT Roadster 2.0 TDI DPF
23 mpg
city
39 mpg
No data
motorway
No data
55 L
Fuel Tank Capacity
60 L
402 mi
Range
678 mi
BMW Z4 Roadster sDrive30i
402 mi
678 mi
Audi TT Roadster 2.0 TDI DPF
Environmental Impact
161.1 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).
113.1 kWh
BMW Z4 Roadster sDrive30i
161.1 kWh
113.1 kWh
Audi TT Roadster 2.0 TDI DPF
Euro 5
Emission Standard
Euro 4
199 g/km (NEFZ)
CO2 Emissions
144 g/km (NEFZ)
Practical Convenience
BMW Z4 Roadster sDrive30i
Audi TT Roadster 2.0 TDI DPF
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