The Comparative Analysis :

BMW Z4 Roadster M40i Steptronic Sport (19 - ..) vs. Audi TT RS plus Roadster (12 - 14)

€ 61,000
BMW Z4 Roadster M40i Steptronic Sport (19 - ..) BMW Z4 Roadster M40i
€ 63,700
 Audi TT RS plus Roadster (12 - 14) Audi TT RS plus Roadster
€ 61,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 63,700

ⓘ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 M40i is 5 inches longer, 0.9 inches wider and 1.7 inches lower than the Audi TT RS plus Roadster.
BMW Z4 Roadster M40i
Audi TT RS plus Roadster
51.3
Blueprint BMW Z4 Roadster M40i Steptronic Sport (19 - ..)
73.4
79.7
53.1
Blueprint Audi TT RS plus Roadster (12 - 14)
72.5
76.9
73.4 in
Width
72.5 in
79.7 in
Width Incl. Mirrors
76.9 in
51.3 in
Height
53.1 in
Blueprint BMW Z4 Roadster M40i Steptronic Sport (19 - ..)
97.2
170.2
Blueprint Audi TT RS plus Roadster (12 - 14)
97.2
165.3
170.2 in
Length
165.3 in
97.2 in
Wheelbase
97.2 in

Vehicle Weight

BMW Z4 Roadster M40i
Audi TT RS plus Roadster
3549 lb
Curb Weight
3494 lb
4101 lb
Gross Vehicle
Weight
4034 lb
BMW Z4 Roadster M40i Steptronic Sport (19 - ..)
Weight Difference:
55 lb
1.55 %
Audi TT RS plus Roadster (12 - 14)

General

BMW Z4 Roadster M40i
Audi TT RS plus Roadster
G29
Generation
8J
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
6-speed manual transmission

Engine

BMW Z4 Roadster M40i
Audi TT RS plus Roadster
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-five gasoline engine with tur­bo­charger
BMW B58
Engine Series
VW EA855
B58-B30
Engine Code
CEPB
4
Valves
4
6
Cylinders
5
3 L / 147 cu in
Displacement
2.5 L / 122 cu in
335 hp
at 5000 rpm
Power
355 hp
at 5500 rpm
BMW Z4 Roadster M40i
335 hp
355 hp
Audi TT RS plus Roadster
369 lb‑ft
at 1600 rpm
Max. Torque
343 lb‑ft
at 1650 rpm
BMW Z4 Roadster M40i
369 lb‑ft
343 lb‑ft
Audi TT RS plus Roadster

Performance

BMW Z4 Roadster M40i
Audi TT RS plus Roadster
155 mph
Maximum Speed
174 mph
4.5 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph 62
mph

207 ft
0.000 sec

BMW Z4 Roadster M40i

62 mph 62
mph

200 ft
0.000 sec

Audi TT RS plus Roadster

▶ REPLAY
10.59 lb/hp
Weight-to-Power Ratio
9.84 lb/hp
BMW Z4 Roadster M40i
10.59 lb/hp
9.84 lb/hp
Audi TT RS plus Roadster

Fuel Economy / Emissions

BMW Z4 Roadster M40i
Audi TT RS plus Roadster
Fuel Economy
33 mpg
combined
26 mpg
BMW Z4 Roadster M40i
33 mpg
26 mpg
Audi TT RS plus Roadster
26 mpg
city
18 mpg
No data
highway
No data
Kraftstoffanzeige
13.7 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
455 mi
Range
409 mi
BMW Z4 Roadster M40i
455 mi
409 mi
Audi TT RS plus Roadster
Environmental Impact
134.5 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).
172.4 kWh
BMW Z4 Roadster M40i
134.5 kWh
172.4 kWh
Audi TT RS plus Roadster
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 5
307 g/mi (WLTP)
CO2 Emissions
341 g/mi (NEFZ)

Practical Convenience

BMW Z4 Roadster M40i
Audi TT RS plus Roadster
2
Doors
2
2
No. of Seats
2
551 lb
Maximum Payload
540 lb
8 cu ft
Trunk Volume
7.1 cu ft
No data
Cargo Volume (Seats Down)
No data