The Comparative Analysis :

BMW Z4 Roadster sDrive20i (13 - 16) vs. Audi TT RS Roadster quattro S tronic (16 - 18)

€ 37,300
BMW Z4 Roadster sDrive20i (13 - 16) BMW Z4 Roadster sDrive20i
€ 69,800
 Audi TT RS Roadster quattro S tronic (16 - 18) Audi TT RS Roadster
€ 37,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 69,800

ⓘ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 sDrive20i is 1.9 inches longer, 1.7 inches narrower and 2.1 inches lower than the Audi TT RS Roadster.
BMW Z4 Roadster sDrive20i
Audi TT RS Roadster
50.8
Blueprint BMW Z4 Roadster sDrive20i (13 - 16)
70.5
76.8
53
Blueprint Audi TT RS Roadster quattro S tronic (16 - 18)
72.1
77.4
70.5 in
Width
72.1 in
76.8 in
Width Incl. Mirrors
77.4 in
50.8 in
Height
53 in
Blueprint BMW Z4 Roadster sDrive20i (13 - 16)
98.3
166.9
Blueprint Audi TT RS Roadster quattro S tronic (16 - 18)
98.6
165
166.9 in
Length
165 in
98.3 in
Wheelbase
98.6 in

Vehicle Weight

BMW Z4 Roadster sDrive20i
Audi TT RS Roadster
3241 lb
Curb Weight
3538 lb
3803 lb
Gross Vehicle
Weight
4079 lb
BMW Z4 Roadster sDrive20i (13 - 16)
Weight Difference:
298 lb
8.42 %
Audi TT RS Roadster quattro S tronic (16 - 18)

General

BMW Z4 Roadster sDrive20i
Audi TT RS Roadster
E89
Generation
8S
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
7-speed dual clutch transmission

Engine

BMW Z4 Roadster sDrive20i
Audi TT RS Roadster
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-five gasoline engine with tur­bo­charger
BMW N20
Engine Series
VW EA855 evo
N20-B20
Engine Code
DAZA
4
Valves
4
4
Cylinders
5
2 L / 98 cu in
Displacement
2.5 L / 122 cu in
181 hp
at 5000 rpm
Power
395 hp
at 5850 rpm
BMW Z4 Roadster sDrive20i
181 hp
395 hp
Audi TT RS Roadster
199 lb‑ft
at 1250 rpm
Max. Torque
354 lb‑ft
at 1700 rpm
BMW Z4 Roadster sDrive20i
199 lb‑ft
354 lb‑ft
Audi TT RS Roadster

Performance

BMW Z4 Roadster sDrive20i
Audi TT RS Roadster
146 mph
Maximum Speed
155 mph
6.9 sec
Acceleration 0 to 62 mph
3.9 sec
62 mph 62
mph

315 ft
0.000 sec

BMW Z4 Roadster sDrive20i

62 mph 62
mph

177 ft
0.000 sec

Audi TT RS Roadster

▶ REPLAY
17.91 lb/hp
Weight-to-Power Ratio
8.96 lb/hp
BMW Z4 Roadster sDrive20i
17.91 lb/hp
8.96 lb/hp
Audi TT RS Roadster

Fuel Economy / Emissions

BMW Z4 Roadster sDrive20i
Audi TT RS Roadster
Fuel Economy
35 mpg
combined
28 mpg
BMW Z4 Roadster sDrive20i
35 mpg
28 mpg
Audi TT RS Roadster
26 mpg
city
21 mpg
No data
highway
No data
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
14.5 gal
Kraftstoffanzeige
503 mi
Range
412 mi
BMW Z4 Roadster sDrive20i
503 mi
412 mi
Audi TT RS Roadster
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).
157.2 kWh
BMW Z4 Roadster sDrive20i
128.7 kWh
157.2 kWh
Audi TT RS Roadster
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
256 g/mi (NEFZ)
CO2 Emissions
304 g/mi (NEFZ)

Practical Convenience

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