The Comparative Analysis :
Audi TT Roadster 1.8 TFSI (08 - 10) vs. BMW Z4 Roadster sDrive35i M DKG (13 - 16)
€ 31,100

€ 52,000

€ 31,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 52,000
ⓘ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 Roadster 1.8 TFSI is 2.4 inches shorter, 2 inches wider and 2.6 inches taller than the BMW Z4 Roadster sDrive35i.
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35i
53.5
72.5
76.9
50.8
70.5
76.8
72.5 in
Width
70.5 in
76.9 in
Width Incl. Mirrors
76.8 in
53.5 in
Height
50.8 in
97.2
164.5
98.3
166.9
164.5 in
Length
166.9 in
97.2 in
Wheelbase
98.3 in
Vehicle Weight
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35i
2998 lb
Curb Weight
3527 lb
3538 lb
Gross Vehicle
Weight
Weight
4090 lb

Weight Difference:
529 lb
15 %

General
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35i
8J
Generation
E89
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
7-speed dual clutch transmission
Engine
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35i
Straight-four gasoline engine with turbocharger
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
VW EA888
Engine Series
BMW N54
CDAA
Engine Code
N54-B30


4
Valves
4
4
Cylinders
6
1.8 L / 88 cu in
Displacement
3 L / 147 cu in
158 hp
at 4500 rpm
Power
302 hp
at 5800 rpm
Audi TT Roadster 1.8 TFSI
158 hp
302 hp
BMW Z4 Roadster sDrive35i
184 lb‑ft
at 1500 rpm
Max. Torque
295 lb‑ft
at 1300 rpm
Audi TT Roadster 1.8 TFSI
184 lb‑ft
295 lb‑ft
BMW Z4 Roadster sDrive35i
Performance
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35i
139 mph
Maximum Speed
155 mph
7.4 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph
62
mph
mph
338 ft
0.000 sec

Audi TT Roadster 1.8 TFSI
62 mph
62
mph
mph
233 ft
0.000 sec

BMW Z4 Roadster sDrive35i
▶ REPLAY
18.97 lb/hp
Weight-to-Power Ratio
11.68 lb/hp
Audi TT Roadster 1.8 TFSI
18.97 lb/hp
11.68 lb/hp
BMW Z4 Roadster sDrive35i
Fuel Economy / Emissions
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35i
Fuel Economy
34 mpg
combined
26 mpg
Audi TT Roadster 1.8 TFSI
34 mpg
26 mpg
BMW Z4 Roadster sDrive35i
26 mpg
city
19 mpg
No data
highway
No data
14.5 gal
Fuel Tank Capacity
14.5 gal
495 mi
Range
380 mi
Audi TT Roadster 1.8 TFSI
495 mi
380 mi
BMW Z4 Roadster sDrive35i
Environmental Impact
130.7 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).
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).
170.4 kWh
Audi TT Roadster 1.8 TFSI
130.7 kWh
170.4 kWh
BMW Z4 Roadster sDrive35i
Euro 5
Emission Standard
Euro 5
256 g/mi (NEFZ)
CO2 Emissions
338 g/mi (NEFZ)
Practical Convenience
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35i
2
Doors
2
2
No. of Seats
2
540 lb
Maximum Payload
562 lb
7.1 cu ft
Trunk Volume
8.8 cu ft






No data
Cargo Volume (Seats Down)
No data