The Comparative Analysis :
BMW Z4 Roadster sDrive35i (09 - 13) vs. BMW Z4 Roadster sDrive20i (19 - ..)
€ 49,300
€ 41,000
€ 49,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 41,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Z4 Roadster sDrive35i is slightly smaller in every dimension. It's 3.3 inches shorter, 2.9 inches narrower and 0.5 inches lower than the Z4 Roadster sDrive20i.
Z4 Roadster sDrive35i
Z4 Roadster sDrive20i
50.8
70.5
76.8
51.3
73.4
79.7
70.5 in
Width
73.4 in
76.8 in
Width Incl. Mirrors
79.7 in
50.8 in
Height
51.3 in
98.3
166.9
97.2
170.2
166.9 in
Length
170.2 in
98.3 in
Wheelbase
97.2 in
Vehicle Weight
Z4 Roadster sDrive35i
Z4 Roadster sDrive20i
3483 lb
Curb Weight
3263 lb
4045 lb
Gross Vehicle
Weight
Weight
3803 lb
Weight Difference:
220 lb
6.32 %
General
Z4 Roadster sDrive35i
Z4 Roadster sDrive20i
E89
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
6-speed manual transmission
Engine
Z4 Roadster sDrive35i
Z4 Roadster sDrive20i
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-four gasoline engine with turbocharger
BMW N54
Engine Series
BMW B48
N54-B30
Engine Code
B48-B20
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
302 hp
at 5800 rpm
Power
194 hp
at 4500 rpm
Z4 Roadster sDrive35i
302 hp
194 hp
Z4 Roadster sDrive20i
295 lb‑ft
at 1300 rpm
Max. Torque
236 lb‑ft
at 1450 rpm
Z4 Roadster sDrive35i
295 lb‑ft
236 lb‑ft
Z4 Roadster sDrive20i
Performance
Z4 Roadster sDrive35i
Z4 Roadster sDrive20i
155 mph
Maximum Speed
150 mph
5.2 sec
Acceleration 0 to 62 mph
6.8 sec
62 mph
62
mph
mph
236 ft
0.000 sec
Z4 Roadster sDrive35i
62 mph
62
mph
mph
308 ft
0.000 sec
Z4 Roadster sDrive20i
▶ REPLAY
11.53 lb/hp
Weight-to-Power Ratio
16.82 lb/hp
Z4 Roadster sDrive35i
11.53 lb/hp
16.82 lb/hp
Z4 Roadster sDrive20i
Fuel Economy / Emissions
Z4 Roadster sDrive35i
Z4 Roadster sDrive20i
Fuel Economy
25 mpg
combined
35 mpg
Z4 Roadster sDrive35i
25 mpg
35 mpg
Z4 Roadster sDrive20i
17 mpg
city
26 mpg
No data
highway
No data
14.5 gal
Fuel Tank Capacity
13.7 gal
364 mi
Range
475 mi
Z4 Roadster sDrive35i
364 mi
475 mi
Z4 Roadster sDrive20i
Environmental Impact
178.2 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).
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
178.2 kWh
128.7 kWh
Z4 Roadster sDrive20i
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
352 g/mi (NEFZ)
CO2 Emissions
264 g/mi (WLTP)
Practical Convenience
Z4 Roadster sDrive35i
Z4 Roadster sDrive20i
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
540 lb
8.8 cu ft
Trunk Volume
8 cu ft
No data
Cargo Volume (Seats Down)
No data
