The Comparative Analysis :

BMW Z4 Roadster sDrive20i Automatic (13 - 16) vs. Audi TT Roadster 3.2 quattro S tronic (07 - 10)

€ 39,600
BMW Z4 Roadster sDrive20i Automatic (13 - 16) BMW Z4 Roadster sDrive20i
€ 46,600
 Audi TT Roadster 3.2 quattro S tronic (07 - 10) Audi TT Roadster 3.2
€ 39,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 46,600

ⓘ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 sDrive20i is 2.4 inches longer, 2 inches narrower and 2.6 inches lower than the Audi TT Roadster 3.2.
BMW Z4 Roadster sDrive20i
Audi TT Roadster 3.2
50.8
Blueprint BMW Z4 Roadster sDrive20i Automatic (13 - 16)
70.5
76.8
53.5
Blueprint Audi TT Roadster 3.2 quattro S tronic (07 - 10)
72.5
76.9
70.5 in
Width
72.5 in
76.8 in
Width Incl. Mirrors
76.9 in
50.8 in
Height
53.5 in
Blueprint BMW Z4 Roadster sDrive20i Automatic (13 - 16)
98.3
166.9
Blueprint Audi TT Roadster 3.2 quattro S tronic (07 - 10)
97.2
164.5
166.9 in
Length
164.5 in
98.3 in
Wheelbase
97.2 in

Vehicle Weight

BMW Z4 Roadster sDrive20i
Audi TT Roadster 3.2
3296 lb
Curb Weight
3450 lb
3858 lb
Gross Vehicle
Weight
3990 lb
BMW Z4 Roadster sDrive20i Automatic (13 - 16)
Weight Difference:
154 lb
4.46 %
Audi TT Roadster 3.2 quattro S tronic (07 - 10)

General

BMW Z4 Roadster sDrive20i
Audi TT Roadster 3.2
E89
Generation
8J
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
6-speed dual clutch transmission

Engine

BMW Z4 Roadster sDrive20i
Audi TT Roadster 3.2
Straight-four gasoline engine with tur­bo­charger
Engine Type
V6 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N20
Engine Series
VW EA390
N20-B20
Engine Code
BUB
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3.2 L / 157 cu in
181 hp
at 5000 rpm
Power
247 hp
at 6300 rpm
BMW Z4 Roadster sDrive20i
181 hp
247 hp
Audi TT Roadster 3.2
199 lb‑ft
at 1250 rpm
Max. Torque
236 lb‑ft
at 2500 rpm
BMW Z4 Roadster sDrive20i
199 lb‑ft
236 lb‑ft
Audi TT Roadster 3.2

Performance

BMW Z4 Roadster sDrive20i
Audi TT Roadster 3.2
144 mph
Maximum Speed
155 mph
7.2 sec
Acceleration 0 to 62 mph
5.9 sec
62 mph 62
mph

328 ft
0.000 sec

BMW Z4 Roadster sDrive20i

62 mph 62
mph

269 ft
0.000 sec

Audi TT Roadster 3.2

▶ REPLAY
18.21 lb/hp
Weight-to-Power Ratio
13.97 lb/hp
BMW Z4 Roadster sDrive20i
18.21 lb/hp
13.97 lb/hp
Audi TT Roadster 3.2

Fuel Economy / Emissions

BMW Z4 Roadster sDrive20i
Audi TT Roadster 3.2
Fuel Economy
35 mpg
combined
25 mpg
BMW Z4 Roadster sDrive20i
35 mpg
25 mpg
Audi TT Roadster 3.2
25 mpg
city
18 mpg
No data
highway
No data
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
503 mi
Range
393 mi
BMW Z4 Roadster sDrive20i
503 mi
393 mi
Audi TT Roadster 3.2
Environmental Impact
128.7 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).
179.9 kWh
BMW Z4 Roadster sDrive20i
128.7 kWh
179.9 kWh
Audi TT Roadster 3.2
Euro 6b (NEFZ)
Emission Standard
Euro 4
256 g/mi (NEFZ)
CO2 Emissions
365 g/mi (NEFZ)

Practical Convenience

BMW Z4 Roadster sDrive20i
Audi TT Roadster 3.2
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
540 lb
8.8 cu ft
Trunk Volume
7.1 cu ft
No data
Cargo Volume (Seats Down)
No data