The Comparative Analysis :
BMW Z4 Roadster sDrive23i (09 - 11) vs. Audi TTS Roadster quattro S tronic (19 - ..)
€ 36,400

€ 57,800

€ 36,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 57,800
ⓘ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 sDrive23i is 4 cm longer, 4.2 cm narrower and 5.4 cm lower than the Audi TTS Roadster.
BMW Z4 Roadster sDrive23i
Audi TTS Roadster
1291
1790
1951
1345
1832
1966
1790 mm
Width
1832 mm
1951 mm
Width Incl. Mirrors
1966 mm
1291 mm
Height
1345 mm
2496
4239
2505
4199
4239 mm
Length
4199 mm
2496 mm
Wheelbase
2505 mm
Vehicle Weight
BMW Z4 Roadster sDrive23i
Audi TTS Roadster
1480 kg
Kerb Weight
1570 kg
1735 kg
Gross Vehicle
Weight
Weight
1825 kg

Weight Difference:
90 kg
5.73 %

General
BMW Z4 Roadster sDrive23i
Audi TTS Roadster
E89
Generation
8S
Roadster
Car Body Style
Roadster
Super Unleaded (98 RON)
Fuel Type
Unleaded (95 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

6-speed manual transmission
Transmission
7-speed dual clutch transmission
Engine
BMW Z4 Roadster sDrive23i
Audi TTS Roadster
Straight-six petrol engine (naturally aspirated engine)
Engine Type
Straight-four petrol engine with two turbochargers (biturbo)
BMW N52
Engine Series
VW EA888
N52-B25
Engine Code
DNU


4
Valves
4
6
Cylinders
4
2497 CC
Engine Capacity
1984 CC
201 bhp
at 6300 rpm
Power
302 bhp
at 5400 rpm
BMW Z4 Roadster sDrive23i
201 bhp
302 bhp
Audi TTS Roadster
250 NM
at 2750 rpm
Max. Torque
400 NM
at 2000 rpm
BMW Z4 Roadster sDrive23i
250 NM
400 NM
Audi TTS Roadster
Performance
BMW Z4 Roadster sDrive23i
Audi TTS Roadster
150 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
92 m
0.000 sec

BMW Z4 Roadster sDrive23i
62 mph
62
mph
mph
67 m
0.000 sec

Audi TTS Roadster
▶ REPLAY
7.36 kg/bhp
Weight-to-Power Ratio
5.2 kg/bhp
BMW Z4 Roadster sDrive23i
7.36 kg/bhp
5.2 kg/bhp
Audi TTS Roadster
Fuel Economy / Emissions
BMW Z4 Roadster sDrive23i
Audi TTS Roadster
Fuel Economy
33 mpg
combined
39 mpg
BMW Z4 Roadster sDrive23i
33 mpg
39 mpg
Audi TTS Roadster
23 mpg
city
31 mpg
No data
motorway
No data
55 L
Fuel Tank Capacity
45 L
402 mi
Range
388 mi
BMW Z4 Roadster sDrive23i
402 mi
388 mi
Audi TTS Roadster
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).
136.5 kWh
BMW Z4 Roadster sDrive23i
161.1 kWh
136.5 kWh
Audi TTS Roadster
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
199 g/km (NEFZ)
CO2 Emissions
185 g/km (WLTP)
Practical Convenience
BMW Z4 Roadster sDrive23i
Audi TTS Roadster
2
Doors
2
2
No. of Seats
2
255 kg
Maximum Payload
255 kg
310 L
Boot Capacity
280 L








No data
Boot Capacity (Seats Down)
No data