The Comparative Analysis :

BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..) vs. BMW Z4 Roadster sDrive28i (11 - 13)

€ 49,000
BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..) Z4 Roadster sDrive30i
€ 43,600
 BMW Z4 Roadster sDrive28i (11 - 13) Z4 Roadster sDrive28i
€ 49,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,600

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

Vehicle Dimensions

The Z4 Roadster sDrive30i is slightly bigger in every dimension. It's 3.3 inches longer, 2.9 inches wider and 0.5 inches taller than the Z4 Roadster sDrive28i.
Z4 Roadster sDrive30i
Z4 Roadster sDrive28i
51.3
Blueprint BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..)
73.4
79.7
50.8
Blueprint BMW Z4 Roadster sDrive28i (11 - 13)
70.5
76.8
73.4 in
Width
70.5 in
79.7 in
Width Incl. Mirrors
76.8 in
51.3 in
Height
50.8 in
Blueprint BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..)
97.2
170.2
Blueprint BMW Z4 Roadster sDrive28i (11 - 13)
98.3
166.9
170.2 in
Length
166.9 in
97.2 in
Wheelbase
98.3 in

Vehicle Weight

Z4 Roadster sDrive30i
Z4 Roadster sDrive28i
3318 lb
Curb Weight
3252 lb
3836 lb
Gross Vehicle
Weight
3814 lb
BMW Z4 Roadster sDrive30i Steptronic Sport (19 - ..)
Weight Difference:
66 lb
1.99 %
BMW Z4 Roadster sDrive28i (11 - 13)

General

Z4 Roadster sDrive30i
Z4 Roadster sDrive28i
G29
Generation
E89
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
6-speed manual transmission

Engine

Z4 Roadster sDrive30i
Z4 Roadster sDrive28i
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW B48
Engine Series
BMW N20
B48-B20
Engine Code
N20-B20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
254 hp
at 5000 rpm
Power
242 hp
at 5000 rpm
Z4 Roadster sDrive30i
254 hp
242 hp
Z4 Roadster sDrive28i
295 lb‑ft
at 1550 rpm
Max. Torque
258 lb‑ft
at 1250 rpm
Z4 Roadster sDrive30i
295 lb‑ft
258 lb‑ft
Z4 Roadster sDrive28i

Performance

Z4 Roadster sDrive30i
Z4 Roadster sDrive28i
155 mph
Maximum Speed
155 mph
5.4 sec
Acceleration 0 to 62 mph
5.7 sec
62 mph 62
mph

246 ft
0.000 sec

Z4 Roadster sDrive30i

62 mph 62
mph

259 ft
0.000 sec

Z4 Roadster sDrive28i

▶ REPLAY
13.06 lb/hp
Weight-to-Power Ratio
13.44 lb/hp
Z4 Roadster sDrive30i
13.06 lb/hp
13.44 lb/hp
Z4 Roadster sDrive28i

Fuel Economy / Emissions

Z4 Roadster sDrive30i
Z4 Roadster sDrive28i
Fuel Economy
39 mpg
combined
35 mpg
Z4 Roadster sDrive30i
39 mpg
35 mpg
Z4 Roadster sDrive28i
32 mpg
city
26 mpg
No data
highway
No data
Kraftstoffanzeige
13.7 gal
Fuel Tank Capacity
14.5 gal
Kraftstoffanzeige
539 mi
Range
503 mi
Z4 Roadster sDrive30i
539 mi
503 mi
Z4 Roadster sDrive28i
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).
128.7 kWh
Z4 Roadster sDrive30i
113.6 kWh
128.7 kWh
Z4 Roadster sDrive28i
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 5
267 g/mi (WLTP)
CO2 Emissions
256 g/mi (NEFZ)

Practical Convenience

Z4 Roadster sDrive30i
Z4 Roadster sDrive28i
2
Doors
2
2
No. of Seats
2
518 lb
Maximum Payload
562 lb
8 cu ft
Trunk Volume
8.8 cu ft
No data
Cargo Volume (Seats Down)
No data