The Comparative Analysis :
Audi TT Roadster 1.8 TFSI (10 - 14) vs. BMW Z4 Roadster sDrive35is M DKG (13 - 16)
€ 32,900

€ 57,600

€ 32,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 57,600
ⓘ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 2.2 inches shorter, 2 inches wider and 2.9 inches taller than the BMW Z4 Roadster sDrive35is.
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35is
53.4
72.5
76.9
50.6
70.5
76.8
72.5 in
Width
70.5 in
76.9 in
Width Incl. Mirrors
76.8 in
53.4 in
Height
50.6 in
97.2
164.8
98.3
167.1
164.8 in
Length
167.1 in
97.2 in
Wheelbase
98.3 in
Vehicle Weight
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35is
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 sDrive35is
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 sDrive35is
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
335 hp
at 5900 rpm
Audi TT Roadster 1.8 TFSI
158 hp
335 hp
BMW Z4 Roadster sDrive35is
184 lb‑ft
at 1500 rpm
Max. Torque
332 lb‑ft
at 1500 rpm
Audi TT Roadster 1.8 TFSI
184 lb‑ft
332 lb‑ft
BMW Z4 Roadster sDrive35is
Performance
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35is
139 mph
Maximum Speed
155 mph
7.4 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
338 ft
0.000 sec

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

BMW Z4 Roadster sDrive35is
▶ REPLAY
18.97 lb/hp
Weight-to-Power Ratio
10.53 lb/hp
Audi TT Roadster 1.8 TFSI
18.97 lb/hp
10.53 lb/hp
BMW Z4 Roadster sDrive35is
Fuel Economy / Emissions
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35is
Fuel Economy
36 mpg
combined
26 mpg
Audi TT Roadster 1.8 TFSI
36 mpg
26 mpg
BMW Z4 Roadster sDrive35is
27 mpg
city
19 mpg
No data
highway
No data
14.5 gal
Fuel Tank Capacity
14.5 gal
526 mi
Range
380 mi
Audi TT Roadster 1.8 TFSI
526 mi
380 mi
BMW Z4 Roadster sDrive35is
Environmental Impact
123.1 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).
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
123.1 kWh
170.4 kWh
BMW Z4 Roadster sDrive35is
Euro 5
Emission Standard
Euro 5
245 g/mi (NEFZ)
CO2 Emissions
338 g/mi (NEFZ)
Practical Convenience
Audi TT Roadster 1.8 TFSI
BMW Z4 Roadster sDrive35is
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