Car comparison

BMW Z4 Coupe (E86) 3.0 sivsAlfa Romeo Brera 3.2 JTS

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

Alfa Romeo Brera

3.2 JTS

260 hp3195 ccGasolineAWDAutomaticNaturally aspiratedCoupe2005-2010

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
  • Lightest
    1,325 kg
    2,921 lb
  • Best power-to-weight
    200 hp/t
    149 kW/t
    5.0 kg/hp
  • Lowest city consumption
    13.0 L/100 km
    18.1 mpg US
    21.7 mpg UK
  • Lowest highway consumption
    6.5 L/100 km
    36.2 mpg US
    43.5 mpg UK
  • Best overall score
    55/100
  • Best performance score
    63/100

Alfa Romeo Brera 3.2 JTS

  • Highest torque
    322 Nm
    237 lb-ft
  • Largest trunk
    300 L
  • Best economy score
    74/100
  • Best practicality score
    47/100

Specification comparison

Specification comparison
ModelBMWZ4 Coupe (E86)3.0 siAlfa RomeoBrera3.2 JTS
Power
265hp198kW
260hp194kW
Torque
315Nm232lb-ft
322Nm237lb-ft
Curb weight
1,325kg2,921lb
1,720kg3,792lb
Gross weight
1,650kg3,638lb
2,050kg4,519lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Calculated
To 99% top speed
74.5s99% target: 262 km/h / 163 mph
Calculated
98.0s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
5.7s
7.0s
0-200 km/h
19.5s
Calculated
27.8s
Calculated
0-60 mph
5.4s
Calculated
6.6s
Calculated
Fuel consumption-
12.1L/100 km19.4mpg US23.3mpg UK
Fuel consumption city
13L/100 km18.1mpg US21.7mpg UK
18.2L/100 km12.9mpg US15.5mpg UK
Fuel consumption highway
6.5L/100 km36.2mpg US43.5mpg UK
8.5L/100 km27.7mpg US33.2mpg UK
Quarter mile
13.8s
Calculated
15.0s
Calculated
Power-to-weight
200hp/t149kW/t91hp/1000 lb
Calculated
151hp/t113kW/t69hp/1000 lb
Calculated
Torque-to-weight
238Nm/t159lb-ft/ton
Calculated
187Nm/t125lb-ft/ton
Calculated
Estimated range-
579km359mi
Calculated
Displacement
2,996cc183cu in
3,195cc195cu in
Length
4,091mm161in
4,413mm174in
Width
1,781mm70in
1,830mm72in
Height
1,268mm50in
1,372mm54in
Wheelbase
2,495mm98in
2,525mm99in
Front track
1,473mm58in
1,579mm62in
Rear track
1,523mm60in
1,559mm61in
Trunk volume
285L
300L
Max trunk volume
340L
610L
Doors
2
2
Seats
2
4
Fuel tank
55L
70L
CO2 emissions-
284g/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 Coupe (E86) 3.0 siAlfa Romeo Brera 3.2 JTSPowerTorque
  • BMW Z4 Coupe (E86) 3.0 si: Power / Torque
  • Alfa Romeo Brera 3.2 JTS: 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
Alfa RomeoBrera3.2 JTS6,200 rpm4,500 rpm6,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWZ4 Coupe (E86)3.0 siAlfa RomeoBrera3.2 JTS
Acceleration checkpoints
0-60 mph
0-97 km/h
5.4 s
6.6 s
0-100 km/h
0-62 mph
5.7 s
7.0 s
0-200 km/h
0-124 mph
19.5 s
27.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
6.1 s
6.5 s
1/8 mile
201 m
9.1 s
9.8 s
1000 ft
305 m
11.6 s
12.6 s
1/4 mile
402 m
13.8 s
15.0 s
Trap speed
1/4 mile
402 m
171 km/h
106 mph
155 km/h
96 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
Alfa RomeoBrera3.2 JTS
260 hp
194 kW

BMW Z4 Coupe (E86) 3.0 si has 5 hp more than Alfa Romeo Brera 3.2 JTS.

The biggest power difference is between Alfa Romeo Brera 3.2 JTS and BMW Z4 Coupe (E86) 3.0 si: 5 hp (4 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
Alfa RomeoBrera3.2 JTS
322 Nm
237 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
Alfa RomeoBrera3.2 JTS
1,720 kg
3,792 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
Alfa RomeoBrera3.2 JTS
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 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
Alfa RomeoBrera3.2 JTS7.0 s

The biggest 0-100 km/h difference is between BMW Z4 Coupe (E86) 3.0 si and Alfa Romeo Brera 3.2 JTS: 1.3 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
Alfa RomeoBrera3.2 JTS
151 hp/t
113 kW/t
6.6 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
Alfa RomeoBrera3.2 JTS
260 hp
194 kW
7.0 s
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 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
Alfa RomeoBrera3.2 JTS
Power
260 hp
194 kW
0-100 km/h7.0 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,413 mm
173.7 in
Height
1,372 mm
54.0 in

Detailed score breakdown

Detailed score breakdown
VehicleBMWZ4 Coupe (E86)3.0 siAlfa RomeoBrera3.2 JTS
Power
265 hp
198 kW
260 hp
194 kW
Torque
315 Nm
232 lb-ft
322 Nm
237 lb-ft
Acceleration
5.7 s
7.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Lightness
1,325 kg
2,921 lb
1,720 kg
3,792 lb
Fuel consumption
-
12.1 L/100 km
19.4 mpg US
23.3 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
4 seats
Trunk
300 L
10.6 cu ft
Length
4,413 mm
173.7 in
Height
1,372 mm
54.0 in
Range score
-
579 km
359 mi
CO2 score
-
284 g/km
Trunk score
285 L
10.1 cu ft
300 L
10.6 cu ft
Power-to-weight score
200 hp/t
149 kW/t
5.0 kg/hp
151 hp/t
113 kW/t
6.6 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
VehicleAlfa Romeo Brera 3.2 JTS
Consumption12.1 L/100 km19.4 mpg US23.3 mpg UK
Cost / 100 km21.18 LC100 km
Cost / 100 mi34.08 LC100 mi
Annual fuel used1,815 L479 US gal399 UK gal
Annual fuel cost3,176 LC/year

Head-to-head comparisons

BMW Z4 Coupe (E86) 3.0 si

  • Has 5 hp more
  • Is 395 kg lighter
  • Is 1.3 s quicker from 0-100 km/h
  • Has 15 km/h (9 mph) higher top speed
  • Has 49 hp/t better power-to-weight

Pros

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

Cons

  • Smallest trunk

Alfa Romeo Brera 3.2 JTS

  • Has 7 Nm more
  • Has 15 L more trunk volume

Pros

  • Highest torque
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW Z4 Coupe (E86) 3.0 si
Alfa Romeo Brera 3.2 JTS
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2 vehicles selected

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