Car comparison

Opel Vectra C · Facelift 2005 2.8i V6 24V TurbovsAlfa Romeo 159 3.2 JTS V6

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

New comparison

Opel Vectra C · Facelift 2005

2.8i V6 24V Turbo

250 hp2792 ccGasolineFWDManualTurbochargedSedan2006-2008

Alfa Romeo 159

3.2 JTS V6

260 hp3195 ccGasolineAWDManualNaturally aspiratedSedan2005-2009

Comparison overview

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

Opel Vectra C Facelift 2005 2.8i V6 24V Turbo

Quickest 0-100 km/h
6.9 s
Fastest top speed
255 km/h
158 mph
Highest torque
350 Nm
258 lb-ft
Lightest
1,495 kg
3,296 lb
Best power-to-weight
167 hp/t
125 kW/t
6.0 kg/hp
Lowest combined fuel consumption
10.3 L/100 km
22.8 mpg US
27.4 mpg UK
Lowest city consumption
15.4 L/100 km
15.3 mpg US
18.3 mpg UK
Lowest highway consumption
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
Largest trunk
500 L
Best overall score
64/100
Best performance score
58/100
Best economy score
79/100
Best practicality score
77/100

Alfa Romeo 159 3.2 JTS V6

Most powerful
260 hp
194 kW
Best estimated range
605 km
376 mi

Specification comparison

Specification comparison
Model	OpelVectra CFacelift 20052.8i V6 24V Turbo	Alfa Romeo1593.2 JTS V6
Power	250hp186kW	260hp194kW
Torque	350Nm258lb-ft	322Nm237lb-ft
Curb weight	1,495kg3,296lb	1,610kg3,549lb
Gross weight	2,040kg4,497lb	2,160kg4,762lb
Top speed	255 km/h 158 mph	244 km/h 152 mph
To 99% top speed	67.4s99% target: 252 km/h / 157 mph Calculated	65.3s99% target: 242 km/h / 150 mph Calculated
0-100 km/h	6.9s	7.0s
0-200 km/h	21.9s Calculated	23.6s Calculated
0-60 mph	6.6s Calculated	6.7s Calculated
Fuel consumption	10.3L/100 km22.8mpg US27.4mpg UK	11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption city	15.4L/100 km15.3mpg US18.3mpg UK	16.7L/100 km14.1mpg US16.9mpg UK
Fuel consumption highway	7.3L/100 km32.2mpg US38.7mpg UK	8.3L/100 km28.3mpg US34.0mpg UK
Quarter mile	14.8s Calculated	14.9s Calculated
Power-to-weight	167hp/t125kW/t76hp/1000 lb Calculated	161hp/t120kW/t73hp/1000 lb Calculated
Torque-to-weight	234Nm/t157lb-ft/ton Calculated	200Nm/t134lb-ft/ton Calculated
Estimated range	592km368mi Calculated	605km376mi Calculated
Displacement	2,792cc170cu in	3,195cc195cu in
Length	4,611mm182in	4,660mm183in
Width	1,798mm71in	1,828mm72in
Height	1,460mm57in	1,422mm56in
Wheelbase	2,700mm106in	2,700mm106in
Front track	1,536mm60in	1,578mm62in
Rear track	1,525mm60in	1,555mm61in
Trunk volume	-	405L
Max trunk volume	500L	-
Doors	4	4
Seats	5	5
Fuel tank	61L	69L
CO2 emissions	-	270g/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.

Opel Vectra C Facelift 2005 2.8i V6 24V TurboAlfa Romeo 159 3.2 JTS V6PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
OpelVectra CFacelift 20052.8i V6 24V Turbo	5,500 rpm	-	5,750 rpm
Alfa Romeo1593.2 JTS V6	6,300 rpm	4,500 rpm	6,550 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	OpelVectra CFacelift 20052.8i V6 24V Turbo	Alfa Romeo1593.2 JTS V6
	Acceleration checkpoints
0-60 mph 0-97 km/h	6.6 s	6.7 s
0-100 km/h 0-62 mph	6.9 s	7.0 s
0-200 km/h 0-124 mph	21.9 s	23.6 s
Top speed	255 km/h 158 mph	244 km/h 152 mph
	Drag race simulation
60 ft 18 m	2.7 s	2.7 s
330 ft 101 m	6.7 s	6.8 s
1/8 mile 201 m	9.9 s	9.9 s
1000 ft 305 m	12.6 s	12.7 s
1/4 mile 402 m	14.8 s	14.9 s
Trap speed 1/4 mile 402 m	165 km/h 103 mph	163 km/h 101 mph

Power comparison

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

Chart data table
Vehicle	Value
OpelVectra CFacelift 20052.8i V6 24V Turbo	250 hp 186 kW
Alfa Romeo1593.2 JTS V6	260 hp 194 kW

Alfa Romeo 159 3.2 JTS V6 has 10 hp more than Opel Vectra C Facelift 2005 2.8i V6 24V Turbo.

The biggest power difference is between Opel Vectra C Facelift 2005 2.8i V6 24V Turbo and Alfa Romeo 159 3.2 JTS V6: 10 hp (7 kW).

Torque comparison

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

Chart data table
Vehicle	Value
OpelVectra CFacelift 20052.8i V6 24V Turbo	350 Nm 258 lb-ft
Alfa Romeo1593.2 JTS V6	322 Nm 237 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
OpelVectra CFacelift 20052.8i V6 24V Turbo	1,495 kg 3,296 lb
Alfa Romeo1593.2 JTS V6	1,610 kg 3,549 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
OpelVectra CFacelift 20052.8i V6 24V Turbo	255 km/h 158 mph
Alfa Romeo1593.2 JTS V6	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
Vehicle	Value
OpelVectra CFacelift 20052.8i V6 24V Turbo	6.9 s
Alfa Romeo1593.2 JTS V6	7.0 s

Although Alfa Romeo 159 3.2 JTS V6 has more power, Opel Vectra C Facelift 2005 2.8i V6 24V Turbo is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Opel Vectra C Facelift 2005 2.8i V6 24V Turbo and Alfa Romeo 159 3.2 JTS V6: 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
Vehicle	Value
OpelVectra CFacelift 20052.8i V6 24V Turbo	10.3 L/100 km 22.8 mpg US 27.4 mpg UK
Alfa Romeo1593.2 JTS V6	11.4 L/100 km 20.6 mpg US 24.8 mpg UK

The biggest fuel consumption difference is between Opel Vectra C Facelift 2005 2.8i V6 24V Turbo and Alfa Romeo 159 3.2 JTS V6: 1.1 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
OpelVectra CFacelift 20052.8i V6 24V Turbo	167 hp/t 125 kW/t 6.0 kg/hp
Alfa Romeo1593.2 JTS V6	161 hp/t 120 kW/t 6.2 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
OpelVectra CFacelift 20052.8i V6 24V Turbo	592 km 368 mi
Alfa Romeo1593.2 JTS V6	605 km 376 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
OpelVectra CFacelift 20052.8i V6 24V Turbo	250 hp 186 kW	6.9 s	255 km/h 158 mph
Alfa Romeo1593.2 JTS V6	260 hp 194 kW	7.0 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.

Vehicle

Performance score

Practicality score

OpelVectra CFacelift 20052.8i V6 24V Turbo

Power	250 hp 186 kW
0-100 km/h	6.9 s
Top speed 255 km/h 158 mph

Doors/seats	4 doors 5 seats
Trunk	500 L 17.7 cu ft
Length	4,611 mm 181.5 in
Height	1,460 mm 57.5 in

Alfa Romeo1593.2 JTS V6

Power	260 hp 194 kW
0-100 km/h	7.0 s
Top speed 244 km/h 152 mph

Doors/seats	4 doors 5 seats
Trunk	405 L 14.3 cu ft
Length	4,660 mm 183.5 in
Height	1,422 mm 56.0 in

Performance vs fuel economy

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

Vehicle

Performance score

Fuel economy score

OpelVectra CFacelift 20052.8i V6 24V Turbo

Power	250 hp 186 kW
0-100 km/h	6.9 s
Top speed 255 km/h 158 mph

10.3 L/100 km

22.8 mpg US

27.4 mpg UK

Alfa Romeo1593.2 JTS V6

Power	260 hp 194 kW
0-100 km/h	7.0 s
Top speed 244 km/h 152 mph

11.4 L/100 km

20.6 mpg US

24.8 mpg UK

Opel Vectra C Facelift 2005 2.8i V6 24V Turbo 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
OpelVectra CFacelift 20052.8i V6 24V Turbo	10.3 L/100 km 22.8 mpg US 27.4 mpg UK	6.9 s
Alfa Romeo1593.2 JTS V6	11.4 L/100 km 20.6 mpg US 24.8 mpg UK	7.0 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
OpelVectra CFacelift 20052.8i V6 24V Turbo	167 hp/t 125 kW/t 6.0 kg/hp	10.3 L/100 km 22.8 mpg US 27.4 mpg UK
Alfa Romeo1593.2 JTS V6	161 hp/t 120 kW/t 6.2 kg/hp	11.4 L/100 km 20.6 mpg US 24.8 mpg UK

Detailed score breakdown

Vehicle

OpelVectra CFacelift 20052.8i V6 24V Turbo

Alfa Romeo1593.2 JTS V6

Power

250 hp

186 kW

260 hp

194 kW

Torque

350 Nm

258 lb-ft

322 Nm

237 lb-ft

Acceleration

6.9 s

7.0 s

Top speed

255 km/h

158 mph

244 km/h

152 mph

Lightness

1,495 kg

3,296 lb

1,610 kg

3,549 lb

Fuel consumption

10.3 L/100 km

22.8 mpg US

27.4 mpg UK

11.4 L/100 km

20.6 mpg US

24.8 mpg UK

Practicality

Doors/seats	4 doors 5 seats
Trunk	500 L 17.7 cu ft
Length	4,611 mm 181.5 in
Height	1,460 mm 57.5 in

Doors/seats	4 doors 5 seats
Trunk	405 L 14.3 cu ft
Length	4,660 mm 183.5 in
Height	1,422 mm 56.0 in

Range score

592 km

368 mi

605 km

376 mi

CO2 score

270 g/km

Trunk score

500 L

17.7 cu ft

405 L

14.3 cu ft

Power-to-weight score

167 hp/t

125 kW/t

6.0 kg/hp

161 hp/t

120 kW/t

6.2 kg/hp

Overall

Fixed score

Fuel cost and annual usage

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

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Opel Vectra C Facelift 2005 2.8i V6 24V Turbo	Alfa Romeo 159 3.2 JTS V6
Consumption	10.3 L/100 km22.8 mpg US27.4 mpg UK	11.4 L/100 km20.6 mpg US24.8 mpg UK
Cost / 100 km	18.03 LC100 km	19.95 LC100 km
Cost / 100 mi	29.01 LC100 mi	32.11 LC100 mi
Annual fuel used	1,545 L408 US gal340 UK gal	1,710 L452 US gal376 UK gal
Annual fuel cost	2,704 LC/year	2,993 LC/year