The Comparative Analysis :
Audi TTS Roadster quattro S tronic (15 - 18) vs. BMW Z4 Roadster sDrive28i Sport-Automatic (11 - 13)
€ 56,100

€ 46,000

€ 56,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 46,000
ⓘ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 Audi TTS Roadster is 4.8 cm shorter, 4.2 cm wider and 5.4 cm taller than the BMW Z4 Roadster sDrive28i.
Audi TTS Roadster
BMW Z4 Roadster sDrive28i
1345
1832
1966
1291
1790
1951
1832 mm
Width
1790 mm
1966 mm
Width Incl. Mirrors
1951 mm
1345 mm
Height
1291 mm
2505
4191
2496
4239
4191 mm
Length
4239 mm
2505 mm
Wheelbase
2496 mm
Vehicle Weight
Audi TTS Roadster
BMW Z4 Roadster sDrive28i
1545 kg
Kerb Weight
1495 kg
1790 kg
Gross Vehicle
Weight
Weight
1750 kg

Weight Difference:
50 kg
3.24 %

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

Permanent all-wheel drive
Drive
Rear-wheel drive

6-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
Audi TTS Roadster
BMW Z4 Roadster sDrive28i
Straight-four petrol engine with turbocharger
Engine Type
Straight-four petrol engine with turbocharger
VW EA888
Engine Series
BMW N20
CJXG
Engine Code
N20-B20


4
Valves
4
4
Cylinders
4
1984 CC
Engine Capacity
1997 CC
306 bhp
at 5800 rpm
Power
242 bhp
at 5000 rpm
Audi TTS Roadster
306 bhp
242 bhp
BMW Z4 Roadster sDrive28i
380 NM
at 1800 rpm
Max. Torque
350 NM
at 1250 rpm
Audi TTS Roadster
380 NM
350 NM
BMW Z4 Roadster sDrive28i
Performance
Audi TTS Roadster
BMW Z4 Roadster sDrive28i
155 mph
Maximum Speed
155 mph
4.9 sec
Acceleration 0 to 62 mph
5.7 sec
62 mph
62
mph
mph
68 m
0.000 sec

Audi TTS Roadster
62 mph
62
mph
mph
79 m
0.000 sec

BMW Z4 Roadster sDrive28i
▶ REPLAY
5.05 kg/bhp
Weight-to-Power Ratio
6.18 kg/bhp
Audi TTS Roadster
5.05 kg/bhp
6.18 kg/bhp
BMW Z4 Roadster sDrive28i
Fuel Economy / Emissions
Audi TTS Roadster
BMW Z4 Roadster sDrive28i
Fuel Economy
41 mpg
combined
42 mpg
Audi TTS Roadster
41 mpg
42 mpg
BMW Z4 Roadster sDrive28i
34 mpg
city
31 mpg
No data
motorway
No data
55 L
Fuel Tank Capacity
55 L
495 mi
Range
503 mi
Audi TTS Roadster
495 mi
503 mi
BMW Z4 Roadster sDrive28i
Environmental Impact
130.7 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).
128.7 kWh
Audi TTS Roadster
130.7 kWh
128.7 kWh
BMW Z4 Roadster sDrive28i
Euro 6b (NEFZ)
Emission Standard
Euro 5
159 g/km (NEFZ)
CO2 Emissions
159 g/km (NEFZ)
Practical Convenience
Audi TTS Roadster
BMW Z4 Roadster sDrive28i
2
Doors
2
2
No. of Seats
2
245 kg
Maximum Payload
255 kg
280 L
Boot Capacity
310 L








No data
Boot Capacity (Seats Down)
No data