The Comparative Analysis :
Audi TT RS Roadster (10 - 14) vs. BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)
€ 59,800

€ 43,300

€ 59,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,300
ⓘ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 TT RS Roadster is 12.6 cm shorter, 2.2 cm narrower and 4.4 cm taller than the BMW Z4 Roadster sDrive20i.
Audi TT RS Roadster
BMW Z4 Roadster sDrive20i
1348
1842
1952
1304
1864
2024
1842 mm
Width
1864 mm
1952 mm
Width Incl. Mirrors
2024 mm
1348 mm
Height
1304 mm
2468
4198
2470
4324
4198 mm
Length
4324 mm
2468 mm
Wheelbase
2470 mm
Vehicle Weight
Audi TT RS Roadster
BMW Z4 Roadster sDrive20i
1585 kg
Kerb Weight
1495 kg
1830 kg
Gross Vehicle
Weight
Weight
1740 kg

Weight Difference:
90 kg
5.68 %

General
Audi TT RS Roadster
BMW Z4 Roadster sDrive20i
8J
Generation
G29
Roadster
Car Body Style
Roadster
Unleaded (95 RON)
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

6-speed manual transmission
Transmission
8-speed automatic transmission
Engine
Audi TT RS Roadster
BMW Z4 Roadster sDrive20i
Straight-five petrol engine with turbocharger
Engine Type
Straight-four petrol engine with turbocharger
VW EA855
Engine Series
BMW B48
CEPA
Engine Code
B48-B20

4
Valves
4
5
Cylinders
4
2480 CC
Engine Capacity
1998 CC
335 bhp
at 5400 rpm
Power
194 bhp
at 4500 rpm
Audi TT RS Roadster
335 bhp
194 bhp
BMW Z4 Roadster sDrive20i
450 NM
at 1600 rpm
Max. Torque
320 NM
at 1450 rpm
Audi TT RS Roadster
450 NM
320 NM
BMW Z4 Roadster sDrive20i
Performance
Audi TT RS Roadster
BMW Z4 Roadster sDrive20i
155 mph
Maximum Speed
149 mph
4.6 sec
Acceleration 0 to 62 mph
6.6 sec
62 mph
62
mph
mph
64 m
0.000 sec

Audi TT RS Roadster
62 mph
62
mph
mph
92 m
0.000 sec

BMW Z4 Roadster sDrive20i
▶ REPLAY
4.73 kg/bhp
Weight-to-Power Ratio
7.71 kg/bhp
Audi TT RS Roadster
4.73 kg/bhp
7.71 kg/bhp
BMW Z4 Roadster sDrive20i
Fuel Economy / Emissions
Audi TT RS Roadster
BMW Z4 Roadster sDrive20i
Fuel Economy
31 mpg
combined
46 mpg
Audi TT RS Roadster
31 mpg
46 mpg
BMW Z4 Roadster sDrive20i
22 mpg
city
39 mpg
No data
motorway
No data
60 L
Fuel Tank Capacity
52 L
409 mi
Range
529 mi
Audi TT RS Roadster
409 mi
529 mi
BMW Z4 Roadster sDrive20i
Environmental Impact
172.4 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).
115.6 kWh
Audi TT RS Roadster
172.4 kWh
115.6 kWh
BMW Z4 Roadster sDrive20i
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
212 g/km (NEFZ)
CO2 Emissions
167 g/km (WLTP)
Practical Convenience
Audi TT RS Roadster
BMW Z4 Roadster sDrive20i
2
Doors
2
2
No. of Seats
2
245 kg
Maximum Payload
245 kg
250 L
Boot Capacity
281 L






No data
Boot Capacity (Seats Down)
No data