Car comparison

BMW Z4 Coupe (E86) 3.0 sivsBMW Z4 (E89) 30i

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

New comparison

BMW Z4 Coupe (E86)

3.0 si

265 hp2996 ccGasolineRWDManualNaturally aspiratedCoupe2006-2008
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 Coupe (E86) 3.0 si

  • Quickest 0-100 km/h
    5.7 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    265 hp
    198 kW
  • Highest torque
    315 Nm
    232 lb-ft
  • Lightest
    1,325 kg
    2,921 lb
  • Best power-to-weight
    200 hp/t
    149 kW/t
    5.0 kg/hp
  • Largest trunk
    285 L
  • Best overall score
    55/100
  • Best performance score
    63/100
  • Best practicality score
    37/100

BMW Z4 (E89) 30i

  • Lowest city consumption
    12.4 L/100 km
    19.0 mpg US
    22.8 mpg UK
  • Lowest highway consumption
    6.2 L/100 km
    37.9 mpg US
    45.6 mpg UK
  • Best economy score
    84/100

Specification comparison

Specification comparison
ModelBMWZ4 Coupe (E86)3.0 siBMWZ4 (E89)30i
Power
265hp198kW
258hp192kW
Torque
315Nm232lb-ft
315Nm232lb-ft
Curb weight
1,325kg2,921lb
1,490kg3,285lb
Gross weight
1,650kg3,638lb
1,745kg3,847lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
74.0s99% target: 262 km/h / 163 mph
Calculated
76.0s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.7s
5.8s
0-200 km/h
19.4s
Calculated
20.5s
Calculated
0-60 mph
5.4s
Calculated
5.5s
Calculated
Fuel consumption-
8.5L/100 km27.7mpg US33.2mpg UK
Fuel consumption city
13L/100 km18.1mpg US21.7mpg UK
12.4L/100 km19mpg US22.8mpg UK
Fuel consumption highway
6.5L/100 km36.2mpg US43.5mpg UK
6.2L/100 km37.9mpg US45.6mpg UK
Quarter mile
13.8s
Calculated
13.9s
Calculated
Power-to-weight
200hp/t149kW/t91hp/1000 lb
Calculated
173hp/t129kW/t79hp/1000 lb
Calculated
Torque-to-weight
238Nm/t159lb-ft/ton
Calculated
211Nm/t141lb-ft/ton
Calculated
Estimated range-
647km402mi
Calculated
Displacement
2,996cc183cu in
2,996cc183cu in
Length
4,091mm161in
4,239mm167in
Width
1,781mm70in
1,790mm70in
Height
1,268mm50in
1,291mm51in
Wheelbase
2,495mm98in
2,496mm98in
Front track
1,473mm58in
1,511mm59in
Rear track
1,523mm60in
1,537mm61in
Trunk volume
285L
180L
Max trunk volume
340L
310L
Doors
2
2
Seats
2
2
Fuel tank
55L
55L

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 Coupe (E86) 3.0 siBMW Z4 (E89) 30iPowerTorque
  • BMW Z4 Coupe (E86) 3.0 si: Power / Torque
  • BMW Z4 (E89) 30i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWZ4 Coupe (E86)3.0 si6,600 rpm2,750 rpm6,850 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 Coupe (E86)3.0 siBMWZ4 (E89)30i
Acceleration checkpoints
0-60 mph
0-97 km/h
5.4 s
5.5 s
0-100 km/h
0-62 mph
5.7 s
5.8 s
0-200 km/h
0-124 mph
19.4 s
20.5 s
Top speed
Unrestricted
265 km/h165 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
6.1 s
6.1 s
1/8 mile
201 m
9.1 s
9.1 s
1000 ft
305 m
11.6 s
11.7 s
1/4 mile
402 m
13.8 s
13.9 s
Trap speed
1/4 mile
402 m
171 km/h
106 mph
168 km/h
105 mph

Power comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si
265 hp
198 kW
BMWZ4 (E89)30i
258 hp
192 kW

BMW Z4 Coupe (E86) 3.0 si has 7 hp more than BMW Z4 (E89) 30i.

The biggest power difference is between BMW Z4 (E89) 30i and BMW Z4 Coupe (E86) 3.0 si: 7 hp (5 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si
315 Nm
232 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 Coupe (E86)3.0 si
1,325 kg
2,921 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 Coupe (E86)3.0 si
Unrestricted
265 km/h165 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 Coupe (E86)3.0 si5.7 s
BMWZ4 (E89)30i5.8 s

The biggest 0-100 km/h difference is between BMW Z4 Coupe (E86) 3.0 si and BMW Z4 (E89) 30i: 0.1 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si
200 hp/t
149 kW/t
5.0 kg/hp
BMWZ4 (E89)30i
173 hp/t
129 kW/t
5.8 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWZ4 Coupe (E86)3.0 si
265 hp
198 kW
5.7 s
Unrestricted
265 km/h165 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 Coupe (E86)3.0 si
Power
265 hp
198 kW
0-100 km/h5.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
285 L
10.1 cu ft
Length
4,091 mm
161.1 in
Height
1,268 mm
49.9 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

Detailed score breakdown

Detailed score breakdown
VehicleBMWZ4 Coupe (E86)3.0 siBMWZ4 (E89)30i
Power
265 hp
198 kW
258 hp
192 kW
Torque
315 Nm
232 lb-ft
315 Nm
232 lb-ft
Acceleration
5.7 s
5.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,325 kg
2,921 lb
1,490 kg
3,285 lb
Fuel consumption
-
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
285 L
10.1 cu ft
Length
4,091 mm
161.1 in
Height
1,268 mm
49.9 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
-
647 km
402 mi
Trunk score
285 L
10.1 cu ft
180 L
6.4 cu ft
Power-to-weight score
200 hp/t
149 kW/t
5.0 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 (E89) 30i
Consumption8.5 L/100 km27.7 mpg US33.2 mpg UK
Cost / 100 km14.88 LC100 km
Cost / 100 mi23.94 LC100 mi
Annual fuel used1,275 L337 US gal280 UK gal
Annual fuel cost2,231 LC/year

Head-to-head comparisons

BMW Z4 Coupe (E86) 3.0 si

  • Has 7 hp more
  • Is 165 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 5 km/h (3 mph) higher top speed
  • Has 27 hp/t better power-to-weight
  • Has 105 L more trunk volume

Pros

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

BMW Z4 (E89) 30i

No measurable advantages in the available data.

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW Z4 Coupe (E86) 3.0 si
BMW Z4 (E89) 30i
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