Car comparison

BMW Z4 (G29) 30ivsBMW Z4 (E89) 30i

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW Z4 (G29)

30i

258 hp1998 ccGasolineRWDAutomaticTurbochargedRoadster2018-2022
VS

BMW Z4 (E89)

30i

258 hp2996 ccGasolineRWDManualNaturally aspiratedRoadster2009-2011

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

BMW Z4 (G29) 30i

  • Quickest 0-100 km/h
    5.4 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    258 hp
    192 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Lightest
    1,415 kg
    3,120 lb
  • Best power-to-weight
    182 hp/t
    136 kW/t
    5.5 kg/hp
  • Lowest combined fuel consumption
    6.1 L/100 km
    38.6 mpg US
    46.3 mpg UK
  • Lowest city consumption
    7.4 L/100 km
    31.8 mpg US
    38.2 mpg UK
  • Lowest highway consumption
    5.3 L/100 km
    44.4 mpg US
    53.3 mpg UK
  • Best estimated range
    852 km
    530 mi
  • Largest trunk
    281 L
  • Best overall score
    54/100
  • Best performance score
    65/100
  • Best economy score
    90/100
  • Best practicality score
    32/100

Specification comparison

Specification comparison
ModelBMWZ4 (G29)30iBMWZ4 (E89)30i
Power
258hp192kW
258hp192kW
Torque
400Nm295lb-ft
315Nm232lb-ft
Curb weight
1,415kg3,120lb
1,490kg3,285lb
Gross weight
1,740kg3,836lb
1,745kg3,847lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
67.9s99% target: 257 km/h / 160 mph
Calculated
76.0s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.4s
5.8s
0-200 km/h
18.7s
Calculated
20.5s
Calculated
0-60 mph
5.1s
Calculated
5.5s
Calculated
Fuel consumption
6.1L/100 km38.6mpg US46.3mpg UK
8.5L/100 km27.7mpg US33.2mpg UK
Fuel consumption city
7.4L/100 km31.8mpg US38.2mpg UK
12.4L/100 km19mpg US22.8mpg UK
Fuel consumption highway
5.3L/100 km44.4mpg US53.3mpg UK
6.2L/100 km37.9mpg US45.6mpg UK
Quarter mile
13.5s
Calculated
13.9s
Calculated
Power-to-weight
182hp/t136kW/t83hp/1000 lb
Calculated
173hp/t129kW/t79hp/1000 lb
Calculated
Torque-to-weight
283Nm/t189lb-ft/ton
Calculated
211Nm/t141lb-ft/ton
Calculated
Estimated range
852km530mi
Calculated
647km402mi
Calculated
Displacement
1,998cc122cu in
2,996cc183cu in
Length
4,324mm170in
4,239mm167in
Width
1,864mm73in
1,790mm70in
Height
1,304mm51in
1,291mm51in
Wheelbase
2,470mm97in
2,496mm98in
Front track
1,609mm63in
1,511mm59in
Rear track
1,616mm64in
1,537mm61in
Ground clearance
117mm5in
-
Trunk volume
281L
180L
Max trunk volume-
310L
Doors
2
2
Seats
2
2
Fuel tank
52L
55L
CO2 emissions
139g/km
-

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

BMW Z4 (G29) 30iBMW Z4 (E89) 30iPowerTorque
  • BMW Z4 (G29) 30i: Power / Torque
  • BMW Z4 (E89) 30i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWZ4 (G29)30i5,000-6,500 rpm1,550-4,400 rpm6,750 rpm
BMWZ4 (E89)30i6,600 rpm2,500 rpm6,850 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWZ4 (G29)30iBMWZ4 (E89)30i
Acceleration checkpoints
0-60 mph
0-97 km/h
5.1 s
5.5 s
0-100 km/h
0-62 mph
5.4 s
5.8 s
0-200 km/h
0-124 mph
18.7 s
20.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.3 s
330 ft
101 m
5.9 s
6.1 s
1/8 mile
201 m
8.9 s
9.1 s
1000 ft
305 m
11.4 s
11.7 s
1/4 mile
402 m
13.5 s
13.9 s
Trap speed
1/4 mile
402 m
173 km/h
108 mph
168 km/h
105 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
BMWZ4 (G29)30i
258 hp
192 kW
BMWZ4 (E89)30i
258 hp
192 kW

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
BMWZ4 (G29)30i
400 Nm
295 lb-ft
BMWZ4 (E89)30i
315 Nm
232 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
BMWZ4 (G29)30i
1,415 kg
3,120 lb
BMWZ4 (E89)30i
1,490 kg
3,285 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
BMWZ4 (G29)30i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWZ4 (E89)30i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
BMWZ4 (G29)30i5.4 s
BMWZ4 (E89)30i5.8 s

The biggest 0-100 km/h difference is between BMW Z4 (G29) 30i and BMW Z4 (E89) 30i: 0.4 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
BMWZ4 (G29)30i
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
BMWZ4 (E89)30i
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

The biggest fuel consumption difference is between BMW Z4 (G29) 30i and BMW Z4 (E89) 30i: 2.4 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
BMWZ4 (G29)30i
182 hp/t
136 kW/t
5.5 kg/hp
BMWZ4 (E89)30i
173 hp/t
129 kW/t
5.8 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
BMWZ4 (G29)30i
852 km
530 mi
BMWZ4 (E89)30i
647 km
402 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWZ4 (G29)30i
258 hp
192 kW
5.4 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWZ4 (E89)30i
258 hp
192 kW
5.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
BMWZ4 (G29)30i
Power
258 hp
192 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
281 L
9.9 cu ft
Length
4,324 mm
170.2 in
Height
1,304 mm
51.3 in
BMWZ4 (E89)30i
Power
258 hp
192 kW
0-100 km/h5.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
180 L
6.4 cu ft
Length
4,239 mm
166.9 in
Height
1,291 mm
50.8 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
BMWZ4 (G29)30i
Power
258 hp
192 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
BMWZ4 (E89)30i
Power
258 hp
192 kW
0-100 km/h5.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

BMW Z4 (G29) 30i is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
BMWZ4 (G29)30i
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
5.4 s
BMWZ4 (E89)30i
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
5.8 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
BMWZ4 (G29)30i
182 hp/t
136 kW/t
5.5 kg/hp
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
BMWZ4 (E89)30i
173 hp/t
129 kW/t
5.8 kg/hp
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWZ4 (G29)30iBMWZ4 (E89)30i
Power
258 hp
192 kW
258 hp
192 kW
Torque
400 Nm
295 lb-ft
315 Nm
232 lb-ft
Acceleration
5.4 s
5.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,415 kg
3,120 lb
1,490 kg
3,285 lb
Fuel consumption
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
281 L
9.9 cu ft
Length
4,324 mm
170.2 in
Height
1,304 mm
51.3 in
Doors/seats
2 doors
2 seats
Trunk
180 L
6.4 cu ft
Length
4,239 mm
166.9 in
Height
1,291 mm
50.8 in
Range score
852 km
530 mi
647 km
402 mi
CO2 score
139 g/km
-
Trunk score
281 L
9.9 cu ft
180 L
6.4 cu ft
Power-to-weight score
182 hp/t
136 kW/t
5.5 kg/hp
173 hp/t
129 kW/t
5.8 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleBMW Z4 (G29) 30iBMW Z4 (E89) 30i
Consumption6.1 L/100 km38.6 mpg US46.3 mpg UK8.5 L/100 km27.7 mpg US33.2 mpg UK
Cost / 100 km10.67 LC100 km14.88 LC100 km
Cost / 100 mi17.18 LC100 mi23.94 LC100 mi
Annual fuel used915 L242 US gal201 UK gal1,275 L337 US gal280 UK gal
Annual fuel cost1,601 LC/year2,231 LC/year

Head-to-head comparisons

BMW Z4 (G29) 30i

  • Has 85 Nm more
  • Is 75 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Uses 2.4 L/100 km less fuel
  • Has 9 hp/t better power-to-weight
  • Has 205 km (128 mi) more estimated range
  • Has 101 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

BMW Z4 (E89) 30i

No measurable advantages in the available data.

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW Z4 (G29) 30i
BMW Z4 (E89) 30i
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