The Comparative Analysis :

BMW Z4 Roadster sDrive20i (19 - ..) vs. BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)

€ 41,000
BMW Z4 Roadster sDrive20i (19 - ..) Z4 Roadster sDrive20i
€ 43,300
 BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..) Z4 Roadster sDrive20i Steptronic
€ 41,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,300

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

Vehicle Dimensions

The dimensions of the Z4 Roadster sDrive20i and the Z4 Roadster sDrive20i Steptronic are absolutely identical. Both are 170.2 inches long, 73.4 inches wide and 51.3 inches tall.
Z4 Roadster sDrive20i
Z4 Roadster sDrive20i Steptronic
51.3
Blueprint BMW Z4 Roadster sDrive20i (19 - ..)
73.4
79.7
51.3
Blueprint BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)
73.4
79.7
73.4 in
Width
73.4 in
79.7 in
Width Incl. Mirrors
79.7 in
51.3 in
Height
51.3 in
Blueprint BMW Z4 Roadster sDrive20i (19 - ..)
97.2
170.2
Blueprint BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)
97.2
170.2
170.2 in
Length
170.2 in
97.2 in
Wheelbase
97.2 in

Vehicle Weight

Z4 Roadster sDrive20i
Z4 Roadster sDrive20i Steptronic
3263 lb
Curb Weight
3296 lb
3803 lb
Gross Vehicle
Weight
3836 lb
BMW Z4 Roadster sDrive20i (19 - ..)
Weight Difference:
33 lb
1 %
BMW Z4 Roadster sDrive20i Steptronic Sport (19 - ..)

General

Z4 Roadster sDrive20i
Z4 Roadster sDrive20i Steptronic
G29
Generation
G29
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
8-speed automatic transmission

Engine

Z4 Roadster sDrive20i
Z4 Roadster sDrive20i Steptronic
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW B48
Engine Series
BMW B48
B48-B20
Engine Code
B48-B20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
194 hp
at 4500 rpm
Power
194 hp
at 4500 rpm
Z4 Roadster sDrive20i
194 hp
194 hp
Z4 Roadster sDrive20i Steptronic
236 lb‑ft
at 1450 rpm
Max. Torque
236 lb‑ft
at 1450 rpm
Z4 Roadster sDrive20i
236 lb‑ft
236 lb‑ft
Z4 Roadster sDrive20i Steptronic

Performance

Z4 Roadster sDrive20i
Z4 Roadster sDrive20i Steptronic
150 mph
Maximum Speed
149 mph
6.8 sec
Acceleration 0 to 62 mph
6.6 sec
62 mph 62
mph

308 ft
0.000 sec

Z4 Roadster sDrive20i

62 mph 62
mph

302 ft
0.000 sec

Z4 Roadster sDrive20i Steptronic

▶ REPLAY
16.82 lb/hp
Weight-to-Power Ratio
16.99 lb/hp
Z4 Roadster sDrive20i
16.82 lb/hp
16.99 lb/hp
Z4 Roadster sDrive20i Steptronic

Fuel Economy / Emissions

Z4 Roadster sDrive20i
Z4 Roadster sDrive20i Steptronic
Fuel Economy
35 mpg
combined
39 mpg
Z4 Roadster sDrive20i
35 mpg
39 mpg
Z4 Roadster sDrive20i Steptronic
26 mpg
city
32 mpg
No data
highway
No data
Kraftstoffanzeige
13.7 gal
Fuel Tank Capacity
13.7 gal
Kraftstoffanzeige
475 mi
Range
529 mi
Z4 Roadster sDrive20i
475 mi
529 mi
Z4 Roadster sDrive20i Steptronic
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).
115.6 kWh
Z4 Roadster sDrive20i
128.7 kWh
115.6 kWh
Z4 Roadster sDrive20i Steptronic
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
264 g/mi (WLTP)
CO2 Emissions
269 g/mi (WLTP)

Practical Convenience

Z4 Roadster sDrive20i
Z4 Roadster sDrive20i Steptronic
2
Doors
2
2
No. of Seats
2
540 lb
Maximum Payload
540 lb
8 cu ft
Trunk Volume
8 cu ft
No data
Cargo Volume (Seats Down)
No data