The Comparative Analysis :
Audi TT Roadster 2.0 TDI quattro (10 - 14) vs. BMW Z4 Roadster sDrive20i (13 - 16)
€ 38,300

€ 37,300

€ 38,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 37,300
ⓘ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 2.0 TDI is 5.2 cm shorter, 5.2 cm wider and 6.6 cm taller than the BMW Z4 Roadster sDrive20i.
Audi TT Roadster 2.0 TDI
BMW Z4 Roadster sDrive20i
1357
1842
1952
1291
1790
1951
1842 mm
Width
1790 mm
1952 mm
Width Incl. Mirrors
1951 mm
1357 mm
Height
1291 mm
2468
4187
2496
4239
4187 mm
Length
4239 mm
2468 mm
Wheelbase
2496 mm
Vehicle Weight
Audi TT Roadster 2.0 TDI
BMW Z4 Roadster sDrive20i
1490 kg
Kerb Weight
1470 kg
1735 kg
Gross Vehicle
Weight
Weight
1725 kg

Weight Difference:
20 kg
1.34 %

General
Audi TT Roadster 2.0 TDI
BMW Z4 Roadster sDrive20i
8J
Generation
E89
Roadster
Car Body Style
Roadster
Diesel
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Audi TT Roadster 2.0 TDI
BMW Z4 Roadster sDrive20i
Straight-four diesel engine with turbocharger
Engine Type
Straight-four petrol engine with turbocharger
VW EA189
Engine Series
BMW N20
CBBB, CFGB
Engine Code
N20-B20

4
Valves
4
4
Cylinders
4
1968 CC
Engine Capacity
1997 CC
168 bhp
at 4200 rpm
Power
181 bhp
at 5000 rpm
Audi TT Roadster 2.0 TDI
168 bhp
181 bhp
BMW Z4 Roadster sDrive20i
350 NM
at 1750 rpm
Max. Torque
270 NM
at 1250 rpm
Audi TT Roadster 2.0 TDI
350 NM
270 NM
BMW Z4 Roadster sDrive20i
Performance
Audi TT Roadster 2.0 TDI
BMW Z4 Roadster sDrive20i
139 mph
Maximum Speed
146 mph
7.7 sec
Acceleration 0 to 62 mph
6.9 sec
62 mph
62
mph
mph
107 m
0.000 sec

Audi TT Roadster 2.0 TDI
62 mph
62
mph
mph
96 m
0.000 sec

BMW Z4 Roadster sDrive20i
▶ REPLAY
8.87 kg/bhp
Weight-to-Power Ratio
8.12 kg/bhp
Audi TT Roadster 2.0 TDI
8.87 kg/bhp
8.12 kg/bhp
BMW Z4 Roadster sDrive20i
Fuel Economy / Emissions
Audi TT Roadster 2.0 TDI
BMW Z4 Roadster sDrive20i
Fuel Economy
51 mpg
combined
42 mpg
Audi TT Roadster 2.0 TDI
51 mpg
42 mpg
BMW Z4 Roadster sDrive20i
39 mpg
city
32 mpg
No data
motorway
No data
60 L
Fuel Tank Capacity
55 L
678 mi
Range
503 mi
Audi TT Roadster 2.0 TDI
678 mi
503 mi
BMW Z4 Roadster sDrive20i
Environmental Impact
113.1 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).
128.7 kWh
Audi TT Roadster 2.0 TDI
113.1 kWh
128.7 kWh
BMW Z4 Roadster sDrive20i
Euro 5
Emission Standard
Euro 6b (NEFZ)
144 g/km (NEFZ)
CO2 Emissions
159 g/km (NEFZ)
Practical Convenience
Audi TT Roadster 2.0 TDI
BMW Z4 Roadster sDrive20i
2
Doors
2
2
No. of Seats
2
245 kg
Maximum Payload
255 kg
250 L
Boot Capacity
310 L






No data
Boot Capacity (Seats Down)
No data