The Comparative Analysis :

BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13) vs. BMW Z4 Roadster sDrive28i (11 - 13)

€ 51,700
BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13) Z4 Roadster sDrive35i
€ 43,600
 BMW Z4 Roadster sDrive28i (11 - 13) Z4 Roadster sDrive28i
€ 51,700
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 dimensions of the Z4 Roadster sDrive35i and the Z4 Roadster sDrive28i are absolutely identical. Both are 166.9 inches long, 70.5 inches wide and 50.8 inches tall.
Z4 Roadster sDrive35i
Z4 Roadster sDrive28i
50.8
Blueprint BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13)
70.5
76.8
50.8
Blueprint BMW Z4 Roadster sDrive28i (11 - 13)
70.5
76.8
70.5 in
Width
70.5 in
76.8 in
Width Incl. Mirrors
76.8 in
50.8 in
Height
50.8 in
Blueprint BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13)
98.3
166.9
Blueprint BMW Z4 Roadster sDrive28i (11 - 13)
98.3
166.9
166.9 in
Length
166.9 in
98.3 in
Wheelbase
98.3 in

Vehicle Weight

Z4 Roadster sDrive35i
Z4 Roadster sDrive28i
3527 lb
Curb Weight
3252 lb
4090 lb
Gross Vehicle
Weight
3814 lb
BMW Z4 Roadster sDrive35i Sport-Automatic DKG (09 - 13)
Weight Difference:
276 lb
7.82 %
BMW Z4 Roadster sDrive28i (11 - 13)

General

Z4 Roadster sDrive35i
Z4 Roadster sDrive28i
E89
Generation
E89
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
7-speed dual clutch transmission
Transmission
6-speed manual transmission

Engine

Z4 Roadster sDrive35i
Z4 Roadster sDrive28i
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW N54
Engine Series
BMW N20
N54-B30
Engine Code
N20-B20
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
302 hp
at 5800 rpm
Power
242 hp
at 5000 rpm
Z4 Roadster sDrive35i
302 hp
242 hp
Z4 Roadster sDrive28i
295 lb‑ft
at 1300 rpm
Max. Torque
258 lb‑ft
at 1250 rpm
Z4 Roadster sDrive35i
295 lb‑ft
258 lb‑ft
Z4 Roadster sDrive28i

Performance

Z4 Roadster sDrive35i
Z4 Roadster sDrive28i
155 mph
Maximum Speed
155 mph
5.1 sec
Acceleration 0 to 62 mph
5.7 sec
62 mph 62
mph

233 ft
0.000 sec

Z4 Roadster sDrive35i

62 mph 62
mph

259 ft
0.000 sec

Z4 Roadster sDrive28i

▶ REPLAY
11.68 lb/hp
Weight-to-Power Ratio
13.44 lb/hp
Z4 Roadster sDrive35i
11.68 lb/hp
13.44 lb/hp
Z4 Roadster sDrive28i

Fuel Economy / Emissions

Z4 Roadster sDrive35i
Z4 Roadster sDrive28i
Fuel Economy
26 mpg
combined
35 mpg
Z4 Roadster sDrive35i
26 mpg
35 mpg
Z4 Roadster sDrive28i
19 mpg
city
26 mpg
No data
highway
No data
Kraftstoffanzeige
14.5 gal
Fuel Tank Capacity
14.5 gal
Kraftstoffanzeige
380 mi
Range
503 mi
Z4 Roadster sDrive35i
380 mi
503 mi
Z4 Roadster sDrive28i
Environmental Impact
170.4 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 sDrive35i
170.4 kWh
128.7 kWh
Z4 Roadster sDrive28i
Euro 5
Emission Standard
Euro 5
338 g/mi (NEFZ)
CO2 Emissions
256 g/mi (NEFZ)

Practical Convenience

Z4 Roadster sDrive35i
Z4 Roadster sDrive28i
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
562 lb
8.8 cu ft
Trunk Volume
8.8 cu ft
No data
Cargo Volume (Seats Down)
No data