The Comparative Analysis :
BMW Z4 Roadster sDrive30i (09 - 11) vs. Audi TTS Roadster S tronic (08 - 10)
€ 43,400
€ 50,700
€ 43,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 50,700
ⓘ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 1.6 inches longer, 2 inches narrower and 2.3 inches lower than the Audi TTS Roadster.
BMW Z4 Roadster sDrive30i
Audi TTS Roadster
50.8
70.5
76.8
53.1
72.5
76.9
70.5 in
Width
72.5 in
76.8 in
Width Incl. Mirrors
76.9 in
50.8 in
Height
53.1 in
98.3
166.9
97.2
165.3
166.9 in
Length
165.3 in
98.3 in
Wheelbase
97.2 in
Vehicle Weight
BMW Z4 Roadster sDrive30i
Audi TTS Roadster
3285 lb
Curb Weight
3252 lb
3847 lb
Gross Vehicle
Weight
Weight
3957 lb
Weight Difference:
33 lb
1 %
General
BMW Z4 Roadster sDrive30i
Audi TTS Roadster
E89
Generation
8J
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed manual transmission
Transmission
6-speed dual clutch transmission
Engine
BMW Z4 Roadster sDrive30i
Audi TTS Roadster
Straight-six gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine with turbocharger
BMW N52
Engine Series
VW EA113
N52-B30
Engine Code
CDLB
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
254 hp
at 6600 rpm
Power
268 hp
at 6000 rpm
BMW Z4 Roadster sDrive30i
254 hp
268 hp
Audi TTS Roadster
229 lb‑ft
at 2600 rpm
Max. Torque
258 lb‑ft
at 2500 rpm
BMW Z4 Roadster sDrive30i
229 lb‑ft
258 lb‑ft
Audi TTS Roadster
Performance
BMW Z4 Roadster sDrive30i
Audi TTS Roadster
155 mph
Maximum Speed
155 mph
5.8 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
266 ft
0.000 sec
BMW Z4 Roadster sDrive30i
62 mph
62
mph
mph
246 ft
0.000 sec
Audi TTS Roadster
▶ REPLAY
12.93 lb/hp
Weight-to-Power Ratio
12.13 lb/hp
BMW Z4 Roadster sDrive30i
12.93 lb/hp
12.13 lb/hp
Audi TTS Roadster
Fuel Economy / Emissions
BMW Z4 Roadster sDrive30i
Audi TTS Roadster
Fuel Economy
28 mpg
combined
29 mpg
BMW Z4 Roadster sDrive30i
28 mpg
29 mpg
Audi TTS Roadster
19 mpg
city
22 mpg
No data
highway
No data
14.5 gal
Fuel Tank Capacity
15.9 gal
402 mi
Range
466 mi
BMW Z4 Roadster sDrive30i
402 mi
466 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).
151.6 kWh
BMW Z4 Roadster sDrive30i
161.1 kWh
151.6 kWh
Audi TTS Roadster
Euro 5
Emission Standard
Euro 5
320 g/mi (NEFZ)
CO2 Emissions
301 g/mi (NEFZ)
Practical Convenience
BMW Z4 Roadster sDrive30i
Audi TTS Roadster
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
705 lb
8.8 cu ft
Trunk Volume
7.1 cu ft
No data
Cargo Volume (Seats Down)
No data
