The Comparative Analysis :
Audi TTS Roadster (10 - 14) vs. BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13)
€ 49,600
![Audi TTS Roadster (10 - 14)](graphbase/cars/cars_big_png/Audi_TT_8J_Roadster.png)
€ 39,000
![BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13)](graphbase/cars/cars_big/BMW_Z4_E89.webp)
€ 49,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 39,000
ⓘ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 1.6 inches shorter, 2 inches wider and 2.3 inches taller than the BMW Z4 Roadster sDrive20i.
Audi TTS Roadster
BMW Z4 Roadster sDrive20i
53.1
72.5
76.9
50.8
70.5
76.8
72.5 in
Width
70.5 in
76.9 in
Width Incl. Mirrors
76.8 in
53.1 in
Height
50.8 in
97.2
165.3
98.3
166.9
165.3 in
Length
166.9 in
97.2 in
Wheelbase
98.3 in
Vehicle Weight
Audi TTS Roadster
BMW Z4 Roadster sDrive20i
3373 lb
Curb Weight
3296 lb
3913 lb
Gross Vehicle
Weight
Weight
3858 lb
![Audi TTS Roadster (10 - 14)](graphbase/cars/cars_big_png/Audi_TT_8J_Roadster.png)
Weight Difference:
77 lb
2.28 %
![BMW Z4 Roadster sDrive20i Sport-Automatic (11 - 13)](graphbase/cars/cars_big_png/BMW_Z4_E89.png)
General
Audi TTS Roadster
BMW Z4 Roadster sDrive20i
8J
Generation
E89
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
![](graphbase/drivetrain/AWD.png)
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
![](graphbase/drivetrain/RWD.png)
6-speed manual transmission
Transmission
8-speed automatic transmission
Engine
Audi TTS Roadster
BMW Z4 Roadster sDrive20i
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four gasoline engine with turbocharger
VW EA113
Engine Series
BMW N20
CDLB
Engine Code
N20-B20
![](graphbase/engines/BMW_N20.png)
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
268 hp
at 6000 rpm
Power
181 hp
at 5000 rpm
Audi TTS Roadster
268 hp
181 hp
BMW Z4 Roadster sDrive20i
258 lb‑ft
at 2500 rpm
Max. Torque
199 lb‑ft
at 1250 rpm
Audi TTS Roadster
258 lb‑ft
199 lb‑ft
BMW Z4 Roadster sDrive20i
Performance
Audi TTS Roadster
BMW Z4 Roadster sDrive20i
155 mph
Maximum Speed
144 mph
5.6 sec
Acceleration 0 to 62 mph
7.2 sec
62 mph
62
mph
mph
256 ft
0.000 sec
![](graphbase/cars/cars_small_png/Audi_TT_8J_Roadster.png)
Audi TTS Roadster
62 mph
62
mph
mph
328 ft
0.000 sec
![](graphbase/cars/cars_small_png/BMW_Z4_E89.png)
BMW Z4 Roadster sDrive20i
▶ REPLAY
12.59 lb/hp
Weight-to-Power Ratio
18.21 lb/hp
Audi TTS Roadster
12.59 lb/hp
18.21 lb/hp
BMW Z4 Roadster sDrive20i
Fuel Economy / Emissions
Audi TTS Roadster
BMW Z4 Roadster sDrive20i
Fuel Economy
29 mpg
combined
35 mpg
Audi TTS Roadster
29 mpg
35 mpg
BMW Z4 Roadster sDrive20i
22 mpg
city
26 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
14.5 gal
460 mi
Range
503 mi
Audi TTS Roadster
460 mi
503 mi
BMW Z4 Roadster sDrive20i
Environmental Impact
153.5 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
153.5 kWh
128.7 kWh
BMW Z4 Roadster sDrive20i
Euro 5
Emission Standard
Euro 5
304 g/mi (NEFZ)
CO2 Emissions
256 g/mi (NEFZ)
Practical Convenience
Audi TTS Roadster
BMW Z4 Roadster sDrive20i
2
Doors
2
2
No. of Seats
2
540 lb
Maximum Payload
562 lb
7.1 cu ft
Trunk Volume
8.8 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KS.png)
![](graphbase/koffer/KB.png)
No data
Cargo Volume (Seats Down)
No data