The Comparative Analysis :

BMW Z4 Roadster M40i Steptronic Sport (19 - ..) vs. Audi TT Roadster 1.8 TFSI S tronic (11 - 14)

€ 61,000
BMW Z4 Roadster M40i Steptronic Sport (19 - ..) BMW Z4 Roadster M40i
€ 35,100
 Audi TT Roadster 1.8 TFSI S tronic (11 - 14) Audi TT Roadster 1.8 TFSI
€ 61,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 35,100

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of these vehicles differ considerably. The BMW Z4 Roadster M40i is 13.7 cm longer, 2.2 cm wider and 5.3 cm lower than the Audi TT Roadster 1.8 TFSI.
BMW Z4 Roadster M40i
Audi TT Roadster 1.8 TFSI
1304
Blueprint BMW Z4 Roadster M40i Steptronic Sport (19 - ..)
1864
2024
1357
Blueprint Audi TT Roadster 1.8 TFSI S tronic (11 - 14)
1842
1952
1864 mm
Width
1842 mm
2024 mm
Width Incl. Mirrors
1952 mm
1304 mm
Height
1357 mm
Blueprint BMW Z4 Roadster M40i Steptronic Sport (19 - ..)
2470
4324
Blueprint Audi TT Roadster 1.8 TFSI S tronic (11 - 14)
2468
4187
4324 mm
Length
4187 mm
2470 mm
Wheelbase
2468 mm

Vehicle Weight

BMW Z4 Roadster M40i
Audi TT Roadster 1.8 TFSI
1610 kg
Kerb Weight
1375 kg
1860 kg
Gross Vehicle
Weight
1620 kg
BMW Z4 Roadster M40i Steptronic Sport (19 - ..)
Weight Difference:
235 kg
14.6 %
Audi TT Roadster 1.8 TFSI S tronic (11 - 14)

General

BMW Z4 Roadster M40i
Audi TT Roadster 1.8 TFSI
G29
Generation
8J
Roadster
Car Body Style
Roadster
Super Unleaded (98 RON)
Fuel Type
Unleaded (95 RON)
Rear-wheel drive
Drive
Front-wheel drive
8-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

BMW Z4 Roadster M40i
Audi TT Roadster 1.8 TFSI
Straight-six petrol engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-four petrol engine with tur­bo­charger
BMW B58
Engine Series
VW EA888
B58-B30
Engine Code
CDAA
4
Valves
4
6
Cylinders
4
2998 CC
Engine Capacity
1798 CC
335 bhp
at 5000 rpm
Power
158 bhp
at 4500 rpm
BMW Z4 Roadster M40i
335 bhp
158 bhp
Audi TT Roadster 1.8 TFSI
500 NM
at 1600 rpm
Max. Torque
250 NM
at 1500 rpm
BMW Z4 Roadster M40i
500 NM
250 NM
Audi TT Roadster 1.8 TFSI

Performance

BMW Z4 Roadster M40i
Audi TT Roadster 1.8 TFSI
155 mph
Maximum Speed
139 mph
4.5 sec
Acceleration 0 to 62 mph
7.3 sec
62 mph 62
mph

63 m
0.000 sec

BMW Z4 Roadster M40i

62 mph 62
mph

101 m
0.000 sec

Audi TT Roadster 1.8 TFSI

▶ REPLAY
4.81 kg/bhp
Weight-to-Power Ratio
8.7 kg/bhp
BMW Z4 Roadster M40i
4.81 kg/bhp
8.7 kg/bhp
Audi TT Roadster 1.8 TFSI

Fuel Economy / Emissions

BMW Z4 Roadster M40i
Audi TT Roadster 1.8 TFSI
Fuel Economy
40 mpg
combined
43 mpg
BMW Z4 Roadster M40i
40 mpg
43 mpg
Audi TT Roadster 1.8 TFSI
31 mpg
city
33 mpg
No data
motorway
No data
Kraftstoffanzeige
52 L
Fuel Tank Capacity
55 L
Kraftstoffanzeige
455 mi
Range
518 mi
BMW Z4 Roadster M40i
455 mi
518 mi
Audi TT Roadster 1.8 TFSI
Environmental Impact
134.5 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).
125 kWh
BMW Z4 Roadster M40i
134.5 kWh
125 kWh
Audi TT Roadster 1.8 TFSI
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 5
191 g/km (WLTP)
CO2 Emissions
152 g/km (NEFZ)

Practical Convenience

BMW Z4 Roadster M40i
Audi TT Roadster 1.8 TFSI
2
Doors
2
2
No. of Seats
2
250 kg
Maximum Payload
245 kg
281 L
Boot Capacity
250 L
No data
Boot Capacity (Seats Down)
No data