Car comparison

AUDI A3 Sportback (8PA) · Facelift 2008 3.2 V6vsOpel Signum · Facelift 2005 2.8i V6 24V Turbo

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

New comparison

AUDI A3 Sportback (8PA) · Facelift 2008

3.2 V6

250 hp3189 ccGasolineAWDAutomaticNaturally aspiratedHatchback2008-2009

Opel Signum · Facelift 2005

2.8i V6 24V Turbo

250 hp2792 ccGasolineFWDAutomaticTurbochargedHatchback2006-2008

Comparison overview

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

AUDI A3 Sportback (8PA) Facelift 2008 3.2 V6

Quickest 0-100 km/h
6.3 s
Fastest top speed
250 km/h
155 mph
Most powerful
250 hp
186 kW
Lightest
1,555 kg
3,428 lb
Best power-to-weight
161 hp/t
120 kW/t
6.2 kg/hp
Lowest city consumption
13.0 L/100 km
18.1 mpg US
21.7 mpg UK
Lowest highway consumption
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
Largest trunk
552 L
Best overall score
65/100
Best performance score
58/100
Best economy score
82/100
Best practicality score
80/100

Opel Signum Facelift 2005 2.8i V6 24V Turbo

Highest torque
350 Nm
258 lb-ft

Specification comparison

Specification comparison
Model	AUDIA3 Sportback (8PA)Facelift 20083.2 V6	OpelSignumFacelift 20052.8i V6 24V Turbo
Power	250hp186kW	250hp186kW
Torque	320Nm236lb-ft	350Nm258lb-ft
Curb weight	1,555kg3,428lb	1,580kg3,483lb
Gross weight	2,125kg4,685lb	2,175kg4,795lb
Top speed	250 km/h 155 mph	247 km/h 153 mph
To 99% top speed	76.7s99% target: 248 km/h / 154 mph Calculated	94.7s99% target: 245 km/h / 152 mph Calculated
0-100 km/h	6.3s	7.6s
0-200 km/h	23.2s Calculated	29.1s Calculated
0-60 mph	6.0s Calculated	7.2s Calculated
Fuel consumption	9.4L/100 km25mpg US30.1mpg UK	-
Fuel consumption city	13L/100 km18.1mpg US21.7mpg UK	17.4L/100 km13.5mpg US16.2mpg UK
Fuel consumption highway	7.3L/100 km32.2mpg US38.7mpg UK	7.6L/100 km30.9mpg US37.2mpg UK
Quarter mile	14.4s Calculated	15.4s Calculated
Power-to-weight	161hp/t120kW/t73hp/1000 lb Calculated	158hp/t118kW/t72hp/1000 lb Calculated
Torque-to-weight	206Nm/t138lb-ft/ton Calculated	222Nm/t148lb-ft/ton Calculated
Estimated range	638km397mi Calculated	-
Displacement	3,189cc195cu in	2,792cc170cu in
Length	4,292mm169in	4,651mm183in
Width	1,765mm69in	1,798mm71in
Height	1,423mm56in	1,466mm58in
Wheelbase	2,578mm101in	2,830mm111in
Front track	1,534mm60in	1,536mm60in
Rear track	1,507mm59in	1,525mm60in
Trunk volume	552L	365L
Max trunk volume	1,104L	1,410L
Doors	5	5
Seats	5	5
Fuel tank	60L	60L

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.

AUDI A3 Sportback (8PA) Facelift 2008 3.2 V6Opel Signum Facelift 2005 2.8i V6 24V TurboPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
AUDIA3 Sportback (8PA)Facelift 20083.2 V6	6,300 rpm	2,500-3,000 rpm	6,550 rpm
OpelSignumFacelift 20052.8i V6 24V Turbo	5,500 rpm	-	5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	AUDIA3 Sportback (8PA)Facelift 20083.2 V6	OpelSignumFacelift 20052.8i V6 24V Turbo
	Acceleration checkpoints
0-60 mph 0-97 km/h	6.0 s	7.2 s
0-100 km/h 0-62 mph	6.3 s	7.6 s
0-200 km/h 0-124 mph	23.2 s	29.1 s
Top speed	250 km/h 155 mph	247 km/h 153 mph
	Drag race simulation
60 ft 18 m	2.4 s	2.6 s
330 ft 101 m	6.3 s	6.8 s
1/8 mile 201 m	9.4 s	10.2 s
1000 ft 305 m	12.1 s	13.0 s
1/4 mile 402 m	14.4 s	15.4 s
Trap speed 1/4 mile 402 m	163 km/h 101 mph	152 km/h 95 mph

Power comparison

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

Chart data table
Vehicle	Value
AUDIA3 Sportback (8PA)Facelift 20083.2 V6	250 hp 186 kW
OpelSignumFacelift 20052.8i V6 24V Turbo	250 hp 186 kW

Torque comparison

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

Chart data table
Vehicle	Value
AUDIA3 Sportback (8PA)Facelift 20083.2 V6	320 Nm 236 lb-ft
OpelSignumFacelift 20052.8i V6 24V Turbo	350 Nm 258 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
AUDIA3 Sportback (8PA)Facelift 20083.2 V6	1,555 kg 3,428 lb
OpelSignumFacelift 20052.8i V6 24V Turbo	1,580 kg 3,483 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
AUDIA3 Sportback (8PA)Facelift 20083.2 V6	250 km/h 155 mph
OpelSignumFacelift 20052.8i V6 24V Turbo	247 km/h 153 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
AUDIA3 Sportback (8PA)Facelift 20083.2 V6	6.3 s
OpelSignumFacelift 20052.8i V6 24V Turbo	7.6 s

The biggest 0-100 km/h difference is between AUDI A3 Sportback (8PA) Facelift 2008 3.2 V6 and Opel Signum Facelift 2005 2.8i V6 24V Turbo: 1.3 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
AUDIA3 Sportback (8PA)Facelift 20083.2 V6	161 hp/t 120 kW/t 6.2 kg/hp
OpelSignumFacelift 20052.8i V6 24V Turbo	158 hp/t 118 kW/t 6.3 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
AUDIA3 Sportback (8PA)Facelift 20083.2 V6	250 hp 186 kW	6.3 s	250 km/h 155 mph
OpelSignumFacelift 20052.8i V6 24V Turbo	250 hp 186 kW	7.6 s	247 km/h 153 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

AUDIA3 Sportback (8PA)Facelift 20083.2 V6

Power	250 hp 186 kW
0-100 km/h	6.3 s
Top speed 250 km/h 155 mph

Doors/seats	5 doors 5 seats
Trunk	552 L 19.5 cu ft
Length	4,292 mm 169.0 in
Height	1,423 mm 56.0 in

OpelSignumFacelift 20052.8i V6 24V Turbo

Power	250 hp 186 kW
0-100 km/h	7.6 s
Top speed 247 km/h 153 mph

Doors/seats	5 doors 5 seats
Trunk	365 L 12.9 cu ft
Length	4,651 mm 183.1 in
Height	1,466 mm 57.7 in

Detailed score breakdown

Vehicle

AUDIA3 Sportback (8PA)Facelift 20083.2 V6

OpelSignumFacelift 20052.8i V6 24V Turbo

Power

250 hp

186 kW

250 hp

186 kW

Torque

320 Nm

236 lb-ft

350 Nm

258 lb-ft

Acceleration

6.3 s

7.6 s

Top speed

250 km/h

155 mph

247 km/h

153 mph

Lightness

1,555 kg

3,428 lb

1,580 kg

3,483 lb

Fuel consumption

9.4 L/100 km

25.0 mpg US

30.1 mpg UK

Practicality

Doors/seats	5 doors 5 seats
Trunk	552 L 19.5 cu ft
Length	4,292 mm 169.0 in
Height	1,423 mm 56.0 in

Doors/seats	5 doors 5 seats
Trunk	365 L 12.9 cu ft
Length	4,651 mm 183.1 in
Height	1,466 mm 57.7 in

Range score

638 km

397 mi

Trunk score

552 L

19.5 cu ft

365 L

12.9 cu ft

Power-to-weight score

161 hp/t

120 kW/t

6.2 kg/hp

158 hp/t

118 kW/t

6.3 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	AUDI A3 Sportback (8PA) Facelift 2008 3.2 V6
Consumption	9.4 L/100 km25 mpg US30.1 mpg UK
Cost / 100 km	16.45 LC100 km
Cost / 100 mi	26.47 LC100 mi
Annual fuel used	1,410 L372 US gal310 UK gal
Annual fuel cost	2,468 LC/year