Car comparison

Opel Signum · Facelift 2005 2.8i V6 24V TurbovsAUDI A3 (8P) 2.0 TFSI

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

New comparison

Opel Signum · Facelift 2005

2.8i V6 24V Turbo

230 hp2792 ccGasolineFWDManualTurbochargedHatchback2005-2006

AUDI A3 (8P)

2.0 TFSI

200 hp1984 ccGasolineFWDDual-clutchTurbochargedHatchback2004-2005

Comparison overview

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

Opel Signum Facelift 2005 2.8i V6 24V Turbo

Fastest top speed
243 km/h
151 mph
Most powerful
230 hp
172 kW
Highest torque
330 Nm
243 lb-ft
Largest trunk
365 L
Best overall score
60/100
Best performance score
53/100
Best practicality score
74/100

AUDI A3 (8P) 2.0 TFSI

Quickest 0-100 km/h
6.9 s
Lightest
1,340 kg
2,954 lb
Best power-to-weight
149 hp/t
111 kW/t
6.7 kg/hp
Lowest city consumption
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
Lowest highway consumption
6.0 L/100 km
39.2 mpg US
47.1 mpg UK
Best economy score
86/100

Specification comparison

Specification comparison
Model	OpelSignumFacelift 20052.8i V6 24V Turbo	AUDIA3 (8P)2.0 TFSI
Power	230hp172kW	200hp149kW
Torque	330Nm243lb-ft	280Nm207lb-ft
Curb weight	1,580kg3,483lb	1,340kg2,954lb
Gross weight	2,175kg4,795lb	1,835kg4,045lb
Top speed	243 km/h 151 mph	236 km/h 147 mph
To 99% top speed	94.6s99% target: 241 km/h / 149 mph Calculated	79.2s99% target: 234 km/h / 145 mph Calculated
0-100 km/h	7.6s	6.9s
0-200 km/h	30.2s Calculated	28.3s Calculated
0-60 mph	7.2s Calculated	6.5s Calculated
Fuel consumption	-	7.7L/100 km30.5mpg US36.7mpg UK
Fuel consumption city	15.7L/100 km15mpg US18.0mpg UK	10.6L/100 km22.2mpg US26.6mpg UK
Fuel consumption highway	7.6L/100 km30.9mpg US37.2mpg UK	6L/100 km39.2mpg US47.1mpg UK
Quarter mile	15.5s Calculated	14.9s Calculated
Power-to-weight	146hp/t109kW/t66hp/1000 lb Calculated	149hp/t111kW/t68hp/1000 lb Calculated
Torque-to-weight	209Nm/t140lb-ft/ton Calculated	209Nm/t140lb-ft/ton Calculated
Estimated range	-	714km444mi Calculated
Displacement	2,792cc170cu in	1,984cc121cu in
Length	4,651mm183in	4,203mm165in
Width	1,798mm71in	1,765mm69in
Height	1,466mm58in	1,421mm56in
Wheelbase	2,830mm111in	2,578mm101in
Front track	1,536mm60in	1,536mm60in
Rear track	1,525mm60in	1,517mm60in
Trunk volume	365L	350L
Max trunk volume	1,410L	1,100L
Doors	5	3
Seats	5	5
Fuel tank	60L	55L
CO2 emissions	-	185g/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 Signum Facelift 2005 2.8i V6 24V TurboAUDI A3 (8P) 2.0 TFSIPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
OpelSignumFacelift 20052.8i V6 24V Turbo	5,500 rpm	-	5,750 rpm
AUDIA3 (8P)2.0 TFSI	5,100-6,000 rpm	1,800-5,000 rpm	6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	OpelSignumFacelift 20052.8i V6 24V Turbo	AUDIA3 (8P)2.0 TFSI
	Acceleration checkpoints
0-60 mph 0-97 km/h	7.2 s	6.5 s
0-100 km/h 0-62 mph	7.6 s	6.9 s
0-200 km/h 0-124 mph	30.2 s	28.3 s
Top speed	243 km/h 151 mph	236 km/h 147 mph
	Drag race simulation
60 ft 18 m	2.6 s	2.5 s
330 ft 101 m	6.8 s	6.5 s
1/8 mile 201 m	10.1 s	9.8 s
1000 ft 305 m	13.0 s	12.6 s
1/4 mile 402 m	15.5 s	14.9 s
Trap speed 1/4 mile 402 m	151 km/h 94 mph	156 km/h 97 mph

Power comparison

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

Chart data table
Vehicle	Value
OpelSignumFacelift 20052.8i V6 24V Turbo	230 hp 172 kW
AUDIA3 (8P)2.0 TFSI	200 hp 149 kW

Opel Signum Facelift 2005 2.8i V6 24V Turbo has 30 hp more than AUDI A3 (8P) 2.0 TFSI.

The biggest power difference is between AUDI A3 (8P) 2.0 TFSI and Opel Signum Facelift 2005 2.8i V6 24V Turbo: 30 hp (22 kW).

Torque comparison

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

Chart data table
Vehicle	Value
OpelSignumFacelift 20052.8i V6 24V Turbo	330 Nm 243 lb-ft
AUDIA3 (8P)2.0 TFSI	280 Nm 207 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
OpelSignumFacelift 20052.8i V6 24V Turbo	1,580 kg 3,483 lb
AUDIA3 (8P)2.0 TFSI	1,340 kg 2,954 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
OpelSignumFacelift 20052.8i V6 24V Turbo	243 km/h 151 mph
AUDIA3 (8P)2.0 TFSI	236 km/h 147 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
OpelSignumFacelift 20052.8i V6 24V Turbo	7.6 s
AUDIA3 (8P)2.0 TFSI	6.9 s

Although Opel Signum Facelift 2005 2.8i V6 24V Turbo has more power, AUDI A3 (8P) 2.0 TFSI is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between AUDI A3 (8P) 2.0 TFSI and Opel Signum Facelift 2005 2.8i V6 24V Turbo: 0.7 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
OpelSignumFacelift 20052.8i V6 24V Turbo	146 hp/t 109 kW/t 6.9 kg/hp
AUDIA3 (8P)2.0 TFSI	149 hp/t 111 kW/t 6.7 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
OpelSignumFacelift 20052.8i V6 24V Turbo	230 hp 172 kW	7.6 s	243 km/h 151 mph
AUDIA3 (8P)2.0 TFSI	200 hp 149 kW	6.9 s	236 km/h 147 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

OpelSignumFacelift 20052.8i V6 24V Turbo

Power	230 hp 172 kW
0-100 km/h	7.6 s
Top speed 243 km/h 151 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

AUDIA3 (8P)2.0 TFSI

Power	200 hp 149 kW
0-100 km/h	6.9 s
Top speed 236 km/h 147 mph

Doors/seats	3 doors 5 seats
Trunk	350 L 12.4 cu ft
Length	4,203 mm 165.5 in
Height	1,421 mm 55.9 in

Detailed score breakdown

Vehicle

OpelSignumFacelift 20052.8i V6 24V Turbo

AUDIA3 (8P)2.0 TFSI

Power

230 hp

172 kW

200 hp

149 kW

Torque

330 Nm

243 lb-ft

280 Nm

207 lb-ft

Acceleration

7.6 s

6.9 s

Top speed

243 km/h

151 mph

236 km/h

147 mph

Lightness

1,580 kg

3,483 lb

1,340 kg

2,954 lb

Fuel consumption

7.7 L/100 km

30.5 mpg US

36.7 mpg UK

Practicality

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

Doors/seats	3 doors 5 seats
Trunk	350 L 12.4 cu ft
Length	4,203 mm 165.5 in
Height	1,421 mm 55.9 in

Range score

714 km

444 mi

CO2 score

185 g/km

Trunk score

365 L

12.9 cu ft

350 L

12.4 cu ft

Power-to-weight score

146 hp/t

109 kW/t

6.9 kg/hp

149 hp/t

111 kW/t

6.7 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 (8P) 2.0 TFSI
Consumption	7.7 L/100 km30.5 mpg US36.7 mpg UK
Cost / 100 km	13.48 LC100 km
Cost / 100 mi	21.69 LC100 mi
Annual fuel used	1,155 L305 US gal254 UK gal
Annual fuel cost	2,021 LC/year