The Comparative Analysis :

BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..) vs. Audi TTS Roadster quattro (15 - 18)

€ 49,000
BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..) BMW Z4 Roadster sDrive30i
€ 54,000
 Audi TTS Roadster quattro (15 - 18) Audi TTS Roadster
€ 49,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 54,000

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of these vehicles differ considerably. The BMW Z4 Roadster sDrive30i is 5.2 inches longer, 1.3 inches wider and 1.6 inches lower than the Audi TTS Roadster.
BMW Z4 Roadster sDrive30i
Audi TTS Roadster
51.3
Blueprint BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..)
73.4
79.7
53
Blueprint Audi TTS Roadster quattro (15 - 18)
72.1
77.4
73.4 in
Width
72.1 in
79.7 in
Width Incl. Mirrors
77.4 in
51.3 in
Height
53 in
Blueprint BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..)
97.2
170.2
Blueprint Audi TTS Roadster quattro (15 - 18)
98.6
165
170.2 in
Length
165 in
97.2 in
Wheelbase
98.6 in

Vehicle Weight

BMW Z4 Roadster sDrive30i
Audi TTS Roadster
3318 lb
Curb Weight
3362 lb
3836 lb
Gross Vehicle
Weight
3902 lb
BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..)
Weight Difference:
44 lb
1.31 %
Audi TTS Roadster quattro (15 - 18)

General

BMW Z4 Roadster sDrive30i
Audi TTS Roadster
G29
Generation
8S
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
6-speed manual transmission

Engine

BMW Z4 Roadster sDrive30i
Audi TTS Roadster
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW B48
Engine Series
VW EA888
B48-B20
Engine Code
CJXG
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
254 hp
at 5000 rpm
Power
306 hp
at 5800 rpm
BMW Z4 Roadster sDrive30i
254 hp
306 hp
Audi TTS Roadster
295 lb‑ft
at 1550 rpm
Max. Torque
280 lb‑ft
at 1800 rpm
BMW Z4 Roadster sDrive30i
295 lb‑ft
280 lb‑ft
Audi TTS Roadster

Performance

BMW Z4 Roadster sDrive30i
Audi TTS Roadster
155 mph
Maximum Speed
155 mph
5.4 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph 62
mph

246 ft
0.000 sec

BMW Z4 Roadster sDrive30i

62 mph 62
mph

236 ft
0.000 sec

Audi TTS Roadster

▶ REPLAY
13.06 lb/hp
Weight-to-Power Ratio
10.99 lb/hp
BMW Z4 Roadster sDrive30i
13.06 lb/hp
10.99 lb/hp
Audi TTS Roadster

Fuel Economy / Emissions

BMW Z4 Roadster sDrive30i
Audi TTS Roadster
Fuel Economy
39 mpg
combined
32 mpg
BMW Z4 Roadster sDrive30i
39 mpg
32 mpg
Audi TTS Roadster
32 mpg
city
25 mpg
No data
highway
No data
Kraftstoffanzeige
13.7 gal
Fuel Tank Capacity
14.5 gal
Kraftstoffanzeige
539 mi
Range
468 mi
BMW Z4 Roadster sDrive30i
539 mi
468 mi
Audi TTS Roadster
Environmental Impact
113.6 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).
138.2 kWh
BMW Z4 Roadster sDrive30i
113.6 kWh
138.2 kWh
Audi TTS Roadster
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6b (NEFZ)
267 g/mi (WLTP)
CO2 Emissions
272 g/mi (NEFZ)

Practical Convenience

BMW Z4 Roadster sDrive30i
Audi TTS Roadster
2
Doors
2
2
No. of Seats
2
518 lb
Maximum Payload
540 lb
8 cu ft
Trunk Volume
7.9 cu ft
No data
Cargo Volume (Seats Down)
No data