The Comparative Analysis :

BMW Z4 Roadster sDrive18i Automatic (13 - 16) vs. Audi TT Roadster 2.0 TDI DPF quattro (08 - 08)

€ 36,600
BMW Z4 Roadster sDrive18i Automatic (13 - 16) BMW Z4 Roadster sDrive18i
€ 35,900
 Audi TT Roadster 2.0 TDI DPF quattro (08 - 08) Audi TT Roadster 2.0 TDI DPF
€ 36,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 35,900

ⓘ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 sDrive18i is 2.4 inches longer, 2 inches narrower and 2.6 inches lower than the Audi TT Roadster 2.0 TDI DPF.
BMW Z4 Roadster sDrive18i
Audi TT Roadster 2.0 TDI DPF
50.8
Blueprint BMW Z4 Roadster sDrive18i Automatic (13 - 16)
70.5
76.8
53.5
Blueprint Audi TT Roadster 2.0 TDI DPF quattro (08 - 08)
72.5
76.9
70.5 in
Width
72.5 in
76.8 in
Width Incl. Mirrors
76.9 in
50.8 in
Height
53.5 in
Blueprint BMW Z4 Roadster sDrive18i Automatic (13 - 16)
98.3
166.9
Blueprint Audi TT Roadster 2.0 TDI DPF quattro (08 - 08)
97.2
164.5
166.9 in
Length
164.5 in
98.3 in
Wheelbase
97.2 in

Vehicle Weight

BMW Z4 Roadster sDrive18i
Audi TT Roadster 2.0 TDI DPF
3296 lb
Curb Weight
3285 lb
3858 lb
Gross Vehicle
Weight
3825 lb
BMW Z4 Roadster sDrive18i Automatic (13 - 16)
Weight Difference:
11 lb
0.33 %
Audi TT Roadster 2.0 TDI DPF quattro (08 - 08)

General

BMW Z4 Roadster sDrive18i
Audi TT Roadster 2.0 TDI DPF
E89
Generation
8J
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
6-speed manual transmission

Engine

BMW Z4 Roadster sDrive18i
Audi TT Roadster 2.0 TDI DPF
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four diesel engine with tur­bo­charger
BMW N20
Engine Series
VW EA189
N20-B20
Engine Code
CBBB, CFGB
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
154 hp
at 5000 rpm
Power
168 hp
at 4200 rpm
BMW Z4 Roadster sDrive18i
154 hp
168 hp
Audi TT Roadster 2.0 TDI DPF
177 lb‑ft
at 1250 rpm
Max. Torque
258 lb‑ft
at 1750 rpm
BMW Z4 Roadster sDrive18i
177 lb‑ft
258 lb‑ft
Audi TT Roadster 2.0 TDI DPF

Performance

BMW Z4 Roadster sDrive18i
Audi TT Roadster 2.0 TDI DPF
137 mph
Maximum Speed
139 mph
8.1 sec
Acceleration 0 to 62 mph
7.7 sec
62 mph 62
mph

371 ft
0.000 sec

BMW Z4 Roadster sDrive18i

62 mph 62
mph

351 ft
0.000 sec

Audi TT Roadster 2.0 TDI DPF

▶ REPLAY
21.4 lb/hp
Weight-to-Power Ratio
19.55 lb/hp
BMW Z4 Roadster sDrive18i
21.4 lb/hp
19.55 lb/hp
Audi TT Roadster 2.0 TDI DPF

Fuel Economy / Emissions

BMW Z4 Roadster sDrive18i
Audi TT Roadster 2.0 TDI DPF
Fuel Economy
35 mpg
combined
43 mpg
BMW Z4 Roadster sDrive18i
35 mpg
43 mpg
Audi TT Roadster 2.0 TDI DPF
25 mpg
city
33 mpg
No data
highway
No data
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
503 mi
Range
678 mi
BMW Z4 Roadster sDrive18i
503 mi
678 mi
Audi TT Roadster 2.0 TDI DPF
Environmental Impact
128.7 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).
113.1 kWh
BMW Z4 Roadster sDrive18i
128.7 kWh
113.1 kWh
Audi TT Roadster 2.0 TDI DPF
Euro 6b (NEFZ)
Emission Standard
Euro 4
256 g/mi (NEFZ)
CO2 Emissions
232 g/mi (NEFZ)

Practical Convenience

BMW Z4 Roadster sDrive18i
Audi TT Roadster 2.0 TDI DPF
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
540 lb
8.8 cu ft
Trunk Volume
7.1 cu ft
No data
Cargo Volume (Seats Down)
No data