The Comparative Analysis :

BMW Z4 Roadster sDrive23i (09 - 11) vs. Audi TT Roadster 45 TFSI S tronic (18 - ..)

€ 36,400
BMW Z4 Roadster sDrive23i (09 - 11) BMW Z4 Roadster sDrive23i
€ 43,900
 Audi TT Roadster 45 TFSI S tronic (18 - ..) Audi TT Roadster 45 TFSI
€ 36,400
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 slightly. The BMW Z4 Roadster sDrive23i is 2.4 inches longer, 1.7 inches narrower and 2.5 inches lower than the Audi TT Roadster 45 TFSI.
BMW Z4 Roadster sDrive23i
Audi TT Roadster 45 TFSI
50.8
Blueprint BMW Z4 Roadster sDrive23i (09 - 11)
70.5
76.8
53.3
Blueprint Audi TT Roadster 45 TFSI S tronic (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
53.3 in
Blueprint BMW Z4 Roadster sDrive23i (09 - 11)
98.3
166.9
Blueprint Audi TT Roadster 45 TFSI S tronic (18 - ..)
98.6
164.4
166.9 in
Length
164.4 in
98.3 in
Wheelbase
98.6 in

Vehicle Weight

BMW Z4 Roadster sDrive23i
Audi TT Roadster 45 TFSI
3263 lb
Curb Weight
3197 lb
3825 lb
Gross Vehicle
Weight
3814 lb
BMW Z4 Roadster sDrive23i (09 - 11)
Weight Difference:
66 lb
2.02 %
Audi TT Roadster 45 TFSI S tronic (18 - ..)

General

BMW Z4 Roadster sDrive23i
Audi TT Roadster 45 TFSI
E89
Generation
8S
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Front-wheel drive
6-speed manual transmission
Transmission
7-speed dual clutch transmission

Engine

BMW Z4 Roadster sDrive23i
Audi TT Roadster 45 TFSI
Straight-six gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW N52
Engine Series
VW EA888
N52-B25
Engine Code
DKT
4
Valves
4
6
Cylinders
4
2.5 L / 122 cu in
Displacement
2 L / 98 cu in
201 hp
at 6300 rpm
Power
242 hp
at 5000 rpm
BMW Z4 Roadster sDrive23i
201 hp
242 hp
Audi TT Roadster 45 TFSI
184 lb‑ft
at 2750 rpm
Max. Torque
273 lb‑ft
at 1600 rpm
BMW Z4 Roadster sDrive23i
184 lb‑ft
273 lb‑ft
Audi TT Roadster 45 TFSI

Performance

BMW Z4 Roadster sDrive23i
Audi TT Roadster 45 TFSI
150 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 sDrive23i

62 mph 62
mph

272 ft
0.000 sec

Audi TT Roadster 45 TFSI

▶ REPLAY
16.23 lb/hp
Weight-to-Power Ratio
13.21 lb/hp
BMW Z4 Roadster sDrive23i
16.23 lb/hp
13.21 lb/hp
Audi TT Roadster 45 TFSI

Fuel Economy / Emissions

BMW Z4 Roadster sDrive23i
Audi TT Roadster 45 TFSI
Fuel Economy
28 mpg
combined
36 mpg
BMW Z4 Roadster sDrive23i
28 mpg
36 mpg
Audi TT Roadster 45 TFSI
19 mpg
city
27 mpg
No data
highway
No data
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
13.2 gal
Kraftstoffanzeige
402 mi
Range
471 mi
BMW Z4 Roadster sDrive23i
402 mi
471 mi
Audi TT Roadster 45 TFSI
Environmental Impact
161.1 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 sDrive23i
161.1 kWh
125 kWh
Audi TT Roadster 45 TFSI
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
320 g/mi (NEFZ)
CO2 Emissions
267 g/mi (WLTP)

Practical Convenience

BMW Z4 Roadster sDrive23i
Audi TT Roadster 45 TFSI
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
617 lb
8.8 cu ft
Trunk Volume
7.9 cu ft
No data
Cargo Volume (Seats Down)
No data