The Comparative Analysis :

BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..) vs. Audi TT Roadster 45 TFSI S tronic (18 - ..)

€ 43,300
BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..) BMW Z4 Roadster sDrive20i
€ 43,900
 Audi TT Roadster 45 TFSI S tronic (18 - ..) Audi TT Roadster 45 TFSI
€ 43,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,900

ⓘ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 sDrive20i is 5.8 inches longer, 1.3 inches wider and 2 inches lower than the Audi TT Roadster 45 TFSI.
BMW Z4 Roadster sDrive20i
Audi TT Roadster 45 TFSI
51.3
Blueprint BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)
73.4
79.7
53.3
Blueprint Audi TT Roadster 45 TFSI S tronic (18 - ..)
72.1
77.4
73.4 in
Width
72.1 in
79.7 in
Width Incl. Mirrors
77.4 in
51.3 in
Height
53.3 in
Blueprint BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)
97.2
170.2
Blueprint Audi TT Roadster 45 TFSI S tronic (18 - ..)
98.6
164.4
170.2 in
Length
164.4 in
97.2 in
Wheelbase
98.6 in

Vehicle Weight

BMW Z4 Roadster sDrive20i
Audi TT Roadster 45 TFSI
3296 lb
Curb Weight
3197 lb
3836 lb
Gross Vehicle
Weight
3814 lb
BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)
Weight Difference:
99 lb
3 %
Audi TT Roadster 45 TFSI S tronic (18 - ..)

General

BMW Z4 Roadster sDrive20i
Audi TT Roadster 45 TFSI
G29
Generation
8S
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Front-wheel drive
8-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

BMW Z4 Roadster sDrive20i
Audi TT Roadster 45 TFSI
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW B48
Engine Series
VW EA888
B48-B20
Engine Code
DKT
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
194 hp
at 4500 rpm
Power
242 hp
at 5000 rpm
BMW Z4 Roadster sDrive20i
194 hp
242 hp
Audi TT Roadster 45 TFSI
236 lb‑ft
at 1450 rpm
Max. Torque
273 lb‑ft
at 1600 rpm
BMW Z4 Roadster sDrive20i
236 lb‑ft
273 lb‑ft
Audi TT Roadster 45 TFSI

Performance

BMW Z4 Roadster sDrive20i
Audi TT Roadster 45 TFSI
149 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
6 sec
62 mph 62
mph

302 ft
0.000 sec

BMW Z4 Roadster sDrive20i

62 mph 62
mph

272 ft
0.000 sec

Audi TT Roadster 45 TFSI

▶ REPLAY
16.99 lb/hp
Weight-to-Power Ratio
13.21 lb/hp
BMW Z4 Roadster sDrive20i
16.99 lb/hp
13.21 lb/hp
Audi TT Roadster 45 TFSI

Fuel Economy / Emissions

BMW Z4 Roadster sDrive20i
Audi TT Roadster 45 TFSI
Fuel Economy
39 mpg
combined
36 mpg
BMW Z4 Roadster sDrive20i
39 mpg
36 mpg
Audi TT Roadster 45 TFSI
32 mpg
city
27 mpg
No data
highway
No data
Kraftstoffanzeige
13.7 gal
Fuel Tank Capacity
13.2 gal
Kraftstoffanzeige
529 mi
Range
471 mi
BMW Z4 Roadster sDrive20i
529 mi
471 mi
Audi TT Roadster 45 TFSI
Environmental Impact
115.6 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 sDrive20i
115.6 kWh
125 kWh
Audi TT Roadster 45 TFSI
Euro 6d-TEMP-EVAP (WLTP)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
269 g/mi (WLTP)
CO2 Emissions
267 g/mi (WLTP)

Practical Convenience

BMW Z4 Roadster sDrive20i
Audi TT Roadster 45 TFSI
2
Doors
2
2
No. of Seats
2
540 lb
Maximum Payload
617 lb
8 cu ft
Trunk Volume
7.9 cu ft
No data
Cargo Volume (Seats Down)
No data