Car comparison

Alfa Romeo 147 GTA 3.2 V6vsOpel Astra H GTC 2.0i 16V Turbo OPC

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

New comparison

Alfa Romeo 147 GTA

3.2 V6

250 hp3179 ccGasolineFWDManualNaturally aspiratedHatchback2003-2006
VS

Opel Astra H GTC

2.0i 16V Turbo OPC

240 hp1998 ccGasolineFWDManualTurbochargedHatchback2005-2006

Comparison overview

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

Best choices

Opel Astra H GTC 2.0i 16V Turbo OPC

  • Highest torque
    320 Nm
    236 lb-ft
  • Lightest
    1,293 kg
    2,851 lb
  • Best power-to-weight
    186 hp/t
    138 kW/t
    5.4 kg/hp
  • Lowest combined fuel consumption
    9.2 L/100 km
    25.6 mpg US
    30.7 mpg UK
  • Lowest city consumption
    13.0 L/100 km
    18.1 mpg US
    21.7 mpg UK
  • Lowest highway consumption
    7.0 L/100 km
    33.6 mpg US
    40.4 mpg UK
  • Lowest CO2 emissions
    221 g/km
  • Best estimated range
    565 km
    351 mi
  • Largest trunk
    380 L
  • Best overall score
    61/100
  • Best economy score
    82/100
  • Best practicality score
    67/100

Alfa Romeo 147 GTA 3.2 V6

  • Quickest 0-100 km/h
    6.3 s
  • Fastest top speed
    246 km/h
    153 mph
  • Most powerful
    250 hp
    186 kW
  • Best performance score
    58/100

Specification comparison

Specification comparison
ModelAlfa Romeo147 GTA3.2 V6OpelAstra H GTC2.0i 16V Turbo OPC
Power
250hp186kW
240hp179kW
Torque
300Nm221lb-ft
320Nm236lb-ft
Curb weight
1,360kg2,998lb
1,293kg2,851lb
Gross weight
1,880kg4,145lb
1,860kg4,101lb
Top speed
246 km/h
153 mph
244 km/h
152 mph
To 99% top speed
71.5s99% target: 244 km/h / 151 mph
Calculated
71.0s99% target: 242 km/h / 150 mph
Calculated
0-100 km/h
6.3s
6.4s
0-200 km/h
23.2s
Calculated
23.7s
Calculated
0-60 mph
6.0s
Calculated
6.1s
Calculated
Fuel consumption
12.1L/100 km19.4mpg US23.3mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Fuel consumption city
18.1L/100 km13mpg US15.6mpg UK
13L/100 km18.1mpg US21.7mpg UK
Fuel consumption highway
8.6L/100 km27.4mpg US32.8mpg UK
7L/100 km33.6mpg US40.4mpg UK
Quarter mile
14.4s
Calculated
14.4s
Calculated
Power-to-weight
184hp/t137kW/t83hp/1000 lb
Calculated
186hp/t138kW/t84hp/1000 lb
Calculated
Torque-to-weight
221Nm/t148lb-ft/ton
Calculated
247Nm/t166lb-ft/ton
Calculated
Estimated range
521km324mi
Calculated
565km351mi
Calculated
Displacement
3,179cc194cu in
1,998cc122cu in
Length
4,213mm166in
4,290mm169in
Width
1,764mm69in
1,753mm69in
Height
1,412mm56in
1,415mm56in
Wheelbase
2,546mm100in
2,614mm103in
Front track
1,516mm60in
1,488mm59in
Rear track
1,504mm59in
1,488mm59in
Ground clearance-
119mm5in
Trunk volume
280L
380L
Max trunk volume
1,030L
-
Doors
3
3
Seats
5
5
Fuel tank
63L
52L
CO2 emissions
287g/km
221g/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.

Alfa Romeo 147 GTA 3.2 V6Opel Astra H GTC 2.0i 16V Turbo OPCPowerTorque
  • Alfa Romeo 147 GTA 3.2 V6: Power / Torque
  • Opel Astra H GTC 2.0i 16V Turbo OPC: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Alfa Romeo147 GTA3.2 V66,200 rpm4,800 rpm6,450 rpm
OpelAstra H GTC2.0i 16V Turbo OPC5,600 rpm2,400 rpm5,850 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAlfa Romeo147 GTA3.2 V6OpelAstra H GTC2.0i 16V Turbo OPC
Acceleration checkpoints
0-60 mph
0-97 km/h
6.0 s
6.1 s
0-100 km/h
0-62 mph
6.3 s
6.4 s
0-200 km/h
0-124 mph
23.2 s
23.7 s
Top speed
246 km/h
153 mph
244 km/h
152 mph
Drag race simulation
60 ft
18 m
2.4 s
2.5 s
330 ft
101 m
6.3 s
6.4 s
1/8 mile
201 m
9.4 s
9.5 s
1000 ft
305 m
12.1 s
12.2 s
1/4 mile
402 m
14.4 s
14.4 s
Trap speed
1/4 mile
402 m
163 km/h
102 mph
163 km/h
101 mph

Power comparison

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

Chart data table
VehicleValue
Alfa Romeo147 GTA3.2 V6
250 hp
186 kW
OpelAstra H GTC2.0i 16V Turbo OPC
240 hp
179 kW

Alfa Romeo 147 GTA 3.2 V6 has 10 hp more than Opel Astra H GTC 2.0i 16V Turbo OPC.

The biggest power difference is between Opel Astra H GTC 2.0i 16V Turbo OPC and Alfa Romeo 147 GTA 3.2 V6: 10 hp (7 kW).

Torque comparison

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

Chart data table
VehicleValue
Alfa Romeo147 GTA3.2 V6
300 Nm
221 lb-ft
OpelAstra H GTC2.0i 16V Turbo OPC
320 Nm
236 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Alfa Romeo147 GTA3.2 V6
1,360 kg
2,998 lb
OpelAstra H GTC2.0i 16V Turbo OPC
1,293 kg
2,851 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Alfa Romeo147 GTA3.2 V6
246 km/h
153 mph
OpelAstra H GTC2.0i 16V Turbo OPC
244 km/h
152 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Alfa Romeo147 GTA3.2 V66.3 s
OpelAstra H GTC2.0i 16V Turbo OPC6.4 s

The biggest 0-100 km/h difference is between Alfa Romeo 147 GTA 3.2 V6 and Opel Astra H GTC 2.0i 16V Turbo OPC: 0.1 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Alfa Romeo147 GTA3.2 V6
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
OpelAstra H GTC2.0i 16V Turbo OPC
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

The biggest fuel consumption difference is between Opel Astra H GTC 2.0i 16V Turbo OPC and Alfa Romeo 147 GTA 3.2 V6: 2.9 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
Alfa Romeo147 GTA3.2 V6
184 hp/t
137 kW/t
5.4 kg/hp
OpelAstra H GTC2.0i 16V Turbo OPC
186 hp/t
138 kW/t
5.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Alfa Romeo147 GTA3.2 V6
521 km
324 mi
OpelAstra H GTC2.0i 16V Turbo OPC
565 km
351 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Alfa Romeo147 GTA3.2 V6
250 hp
186 kW
6.3 s
246 km/h
153 mph
OpelAstra H GTC2.0i 16V Turbo OPC
240 hp
179 kW
6.4 s
244 km/h
152 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
Alfa Romeo147 GTA3.2 V6
Power
250 hp
186 kW
0-100 km/h6.3 s
Top speed
246 km/h
153 mph
Doors/seats
3 doors
5 seats
Trunk
280 L
9.9 cu ft
Length
4,213 mm
165.9 in
Height
1,412 mm
55.6 in
OpelAstra H GTC2.0i 16V Turbo OPC
Power
240 hp
179 kW
0-100 km/h6.4 s
Top speed
244 km/h
152 mph
Doors/seats
3 doors
5 seats
Trunk
380 L
13.4 cu ft
Length
4,290 mm
168.9 in
Height
1,415 mm
55.7 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
Alfa Romeo147 GTA3.2 V6
Power
250 hp
186 kW
0-100 km/h6.3 s
Top speed
246 km/h
153 mph
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
OpelAstra H GTC2.0i 16V Turbo OPC
Power
240 hp
179 kW
0-100 km/h6.4 s
Top speed
244 km/h
152 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Opel Astra H GTC 2.0i 16V Turbo OPC 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
Alfa Romeo147 GTA3.2 V6
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
6.3 s
OpelAstra H GTC2.0i 16V Turbo OPC
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
6.4 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
Alfa Romeo147 GTA3.2 V6
184 hp/t
137 kW/t
5.4 kg/hp
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
OpelAstra H GTC2.0i 16V Turbo OPC
186 hp/t
138 kW/t
5.4 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAlfa Romeo147 GTA3.2 V6OpelAstra H GTC2.0i 16V Turbo OPC
Power
250 hp
186 kW
240 hp
179 kW
Torque
300 Nm
221 lb-ft
320 Nm
236 lb-ft
Acceleration
6.3 s
6.4 s
Top speed
246 km/h
153 mph
244 km/h
152 mph
Lightness
1,360 kg
2,998 lb
1,293 kg
2,851 lb
Fuel consumption
12.1 L/100 km
19.4 mpg US
23.3 mpg UK
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Practicality
Doors/seats
3 doors
5 seats
Trunk
280 L
9.9 cu ft
Length
4,213 mm
165.9 in
Height
1,412 mm
55.6 in
Doors/seats
3 doors
5 seats
Trunk
380 L
13.4 cu ft
Length
4,290 mm
168.9 in
Height
1,415 mm
55.7 in
Range score
521 km
324 mi
565 km
351 mi
CO2 score
287 g/km
221 g/km
Trunk score
280 L
9.9 cu ft
380 L
13.4 cu ft
Power-to-weight score
184 hp/t
137 kW/t
5.4 kg/hp
186 hp/t
138 kW/t
5.4 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 147 GTA 3.2 V6Opel Astra H GTC 2.0i 16V Turbo OPC
Consumption12.1 L/100 km19.4 mpg US23.3 mpg UK9.2 L/100 km25.6 mpg US30.7 mpg UK
Cost / 100 km21.18 LC100 km16.10 LC100 km
Cost / 100 mi34.08 LC100 mi25.91 LC100 mi
Annual fuel used1,815 L479 US gal399 UK gal1,380 L365 US gal304 UK gal
Annual fuel cost3,176 LC/year2,415 LC/year

Head-to-head comparisons

Alfa Romeo 147 GTA 3.2 V6

  • Has 10 hp more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 2 km/h (1 mph) higher top speed

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

Opel Astra H GTC 2.0i 16V Turbo OPC

  • Has 20 Nm more
  • Is 67 kg lighter
  • Uses 2.9 L/100 km less fuel
  • Has 2 hp/t better power-to-weight
  • Has 45 km (28 mi) more estimated range
  • Has 100 L more trunk volume
  • Emits 66 g/km less CO2

Pros

  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Alfa Romeo 147 GTA 3.2 V6
Opel Astra H GTC 2.0i 16V Turbo OPC
Compare selected cars
2 vehicles selected

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