Car comparison

Opel Signum · Facelift 2005 2.8i V6 24V Turbo · Stage 3vsOpel Signum · Facelift 2005 2.8i V6 24V Turbo · Stage 2vsOpel Signum · Facelift 2005 2.8i V6 24V Turbo · Stage 1vsOpel Signum · Facelift 2005 2.8i V6 24V Turbo

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

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Opel Signum · Facelift 2005

2.8i V6 24V Turbo

250 hp2792 ccGasolineFWDManualTurbochargedHatchback2006-2008

Comparison overview

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

Best choices

Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 3) 375 hp

  • Quickest 0-100 km/h
    5.6 s
  • Fastest top speed
    292 km/h
    181 mph
  • Most powerful
    375 hp
    280 kW
  • Highest torque
    543 Nm
    400 lb-ft
  • Lightest
    1,580 kg
    3,483 lb
  • Best power-to-weight
    237 hp/t
    177 kW/t
    4.2 kg/hp
  • Lowest city consumption
    15.7 L/100 km
    15.0 mpg US
    18.0 mpg UK
  • Lowest highway consumption
    7.6 L/100 km
    30.9 mpg US
    37.2 mpg UK
  • Largest trunk
    365 L
  • Best overall score
    74/100
  • Best performance score
    74/100
  • Best economy score
    0/100
  • Best practicality score
    74/100

Specification comparison

Specification comparison
ModelOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hpOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hpOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hpOpelSignumFacelift 20052.8i V6 24V Turbo250 hp
Power
375hp280kW+125 hp
325hp242kW+75 hp
295hp220kW+45 hp
250hp186kW
Torque
543Nm400lb-ft+193 Nm
473Nm348lb-ft+123 Nm
427Nm315lb-ft+77 Nm
350Nm258lb-ft
Curb weight
1,580kg3,483lb
1,580kg3,483lb
1,580kg3,483lb
1,580kg3,483lb
Gross weight
2,175kg4,795lb
2,175kg4,795lb
2,175kg4,795lb
2,175kg4,795lb
Top speed
292 km/h
181 mph
+42 km/h
278 km/h
173 mph
+28 km/h
268 km/h
167 mph
+18 km/h
250 km/h
155 mph
To 99% top speed
76.6s99% target: 289 km/h / 180 mph-14.8 s
Calculated
82.9s99% target: 275 km/h / 171 mph-8.5 s
Calculated
86.5s99% target: 265 km/h / 165 mph-4.8 s
Calculated
91.4s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
5.6s-1.6 s
6.1s-1.1 s
6.5s-0.7 s
7.2s
0-200 km/h
16.9s-10.2 s
Calculated
19.7s-7.4 s
Calculated
22.0s-5.2 s
Calculated
27.1s
Calculated
0-60 mph
5.3s-1.5 s
Calculated
5.8s-1.0 s
Calculated
6.2s-0.7 s
Calculated
6.8s
Calculated
Fuel consumption city
15.7L/100 km15mpg US18.0mpg UK
15.7L/100 km15mpg US18.0mpg UK
15.7L/100 km15mpg US18.0mpg UK
15.7L/100 km15mpg US18.0mpg UK
Fuel consumption highway
7.6L/100 km30.9mpg US37.2mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
Quarter mile
13.5s-1.6 s
Calculated
14.1s-1.0 s
Calculated
14.5s-0.7 s
Calculated
15.1s
Calculated
Power-to-weight
237hp/t177kW/t108hp/1000 lb
Calculated
206hp/t153kW/t93hp/1000 lb
Calculated
187hp/t139kW/t85hp/1000 lb
Calculated
158hp/t118kW/t72hp/1000 lb
Calculated
Torque-to-weight
343Nm/t230lb-ft/ton
Calculated
299Nm/t200lb-ft/ton
Calculated
270Nm/t181lb-ft/ton
Calculated
222Nm/t148lb-ft/ton
Calculated
Displacement
2,792cc170cu in
2,792cc170cu in
2,792cc170cu in
2,792cc170cu in
Length
4,651mm183in
4,651mm183in
4,651mm183in
4,651mm183in
Width
1,798mm71in
1,798mm71in
1,798mm71in
1,798mm71in
Height
1,466mm58in
1,466mm58in
1,466mm58in
1,466mm58in
Wheelbase
2,830mm111in
2,830mm111in
2,830mm111in
2,830mm111in
Front track
1,536mm60in
1,536mm60in
1,536mm60in
1,536mm60in
Rear track
1,525mm60in
1,525mm60in
1,525mm60in
1,525mm60in
Trunk volume
365L
365L
365L
365L
Max trunk volume
1,410L
1,410L
1,410L
1,410L
Doors
5
5
5
5
Seats
5
5
5
5
Fuel tank
60L
60L
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.

Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 3) 375 hpOpel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 2) 325 hpOpel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 1) 295 hpOpel Signum Facelift 2005 2.8i V6 24V Turbo 250 hpPowerTorque
  • Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 3) 375 hp: Power / Torque
  • Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 2) 325 hp: Power / Torque
  • Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 1) 295 hp: Power / Torque
  • Opel Signum Facelift 2005 2.8i V6 24V Turbo 250 hp: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp5,500 rpm-5,750 rpm
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp5,500 rpm-5,750 rpm
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp5,500 rpm-5,750 rpm
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp5,500 rpm-5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hpOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hpOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hpOpelSignumFacelift 20052.8i V6 24V Turbo250 hp
Acceleration checkpoints
0-60 mph
0-97 km/h
5.3 s
5.8 s
6.2 s
6.8 s
0-100 km/h
0-62 mph
5.6 s
6.1 s
6.5 s
7.2 s
0-200 km/h
0-124 mph
16.9 s
19.7 s
22.0 s
27.1 s
Top speed
292 km/h
181 mph
278 km/h
173 mph
268 km/h
167 mph
250 km/h
155 mph
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
2.5 s
2.5 s
330 ft
101 m
6.1 s
6.3 s
6.4 s
6.6 s
1/8 mile
201 m
9.0 s
9.3 s
9.6 s
9.9 s
1000 ft
305 m
11.5 s
11.9 s
12.2 s
12.8 s
1/4 mile
402 m
13.5 s
14.1 s
14.5 s
15.1 s
Trap speed
1/4 mile
402 m
178 km/h
111 mph
170 km/h
105 mph
164 km/h
102 mph
155 km/h
96 mph

Power comparison

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

Chart data table
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp
375 hp
280 kW
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp
325 hp
242 kW
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp
295 hp
220 kW
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp
250 hp
186 kW

Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 3) 375 hp has 125 hp more than Opel Signum Facelift 2005 2.8i V6 24V Turbo 250 hp.

The biggest power difference is between Opel Signum Facelift 2005 2.8i V6 24V Turbo 250 hp and Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 3) 375 hp: 125 hp (93 kW).

Torque comparison

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

Chart data table
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp
543 Nm
400 lb-ft
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp
473 Nm
348 lb-ft
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp
427 Nm
315 lb-ft
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp
1,580 kg
3,483 lb
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp
1,580 kg
3,483 lb
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp
1,580 kg
3,483 lb
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp
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
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp
292 km/h
181 mph
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp
278 km/h
173 mph
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp
268 km/h
167 mph
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp
250 km/h
155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp5.6 s
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp6.1 s
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp6.5 s
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp7.2 s

The biggest 0-100 km/h difference is between Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 3) 375 hp and Opel Signum Facelift 2005 2.8i V6 24V Turbo 250 hp: 1.6 s.

The closest cars by acceleration are Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 2) 325 hp and Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 1) 295 hp, separated by only 0.4 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp
237 hp/t
177 kW/t
4.2 kg/hp
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp
206 hp/t
153 kW/t
4.9 kg/hp
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp
187 hp/t
139 kW/t
5.4 kg/hp
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp
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
VehiclePowerAccelerationTop speed
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp
375 hp
280 kW
5.6 s
292 km/h
181 mph
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp
325 hp
242 kW
6.1 s
278 km/h
173 mph
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp
295 hp
220 kW
6.5 s
268 km/h
167 mph
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp
250 hp
186 kW
7.2 s
250 km/h
155 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
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hp
Power
375 hp
280 kW
0-100 km/h5.6 s
Top speed
292 km/h
181 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
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hp
Power
325 hp
242 kW
0-100 km/h6.1 s
Top speed
278 km/h
173 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
OpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hp
Power
295 hp
220 kW
0-100 km/h6.5 s
Top speed
268 km/h
167 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
OpelSignumFacelift 20052.8i V6 24V Turbo250 hp
Power
250 hp
186 kW
0-100 km/h7.2 s
Top speed
250 km/h
155 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

Detailed score breakdown
VehicleOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 3)375 hpOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 2)325 hpOpelSignumFacelift 20052.8i V6 24V Turbo (Stage 1)295 hpOpelSignumFacelift 20052.8i V6 24V Turbo250 hp
Power
375 hp
280 kW
325 hp
242 kW
295 hp
220 kW
250 hp
186 kW
Torque
543 Nm
400 lb-ft
473 Nm
348 lb-ft
427 Nm
315 lb-ft
350 Nm
258 lb-ft
Acceleration
5.6 s
6.1 s
6.5 s
7.2 s
Top speed
292 km/h
181 mph
278 km/h
173 mph
268 km/h
167 mph
250 km/h
155 mph
Lightness
1,580 kg
3,483 lb
1,580 kg
3,483 lb
1,580 kg
3,483 lb
1,580 kg
3,483 lb
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
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
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
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
Trunk score
365 L
12.9 cu ft
365 L
12.9 cu ft
365 L
12.9 cu ft
365 L
12.9 cu ft
Power-to-weight score
237 hp/t
177 kW/t
4.2 kg/hp
206 hp/t
153 kW/t
4.9 kg/hp
187 hp/t
139 kW/t
5.4 kg/hp
158 hp/t
118 kW/t
6.3 kg/hp
Overall
Fixed score
Fixed score
Fixed score
Fixed score

Head-to-head comparisons

Opel Signum Facelift 2005 2.8i V6 24V Turbo (Stage 3) 375 hp

  • Has 50 hp more
  • Has 70 Nm more
  • Is 0.5 s quicker from 0-100 km/h
  • Has 14 km/h (9 mph) higher top speed
  • Has 32 hp/t better power-to-weight

Pros

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

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Opel Signum 2.8i V6 24V Turbo
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Opel Signum · Facelift 2005 2.8i V6 24V Turbo · Stage 3 vs Opel Signum · Facelift 2005 2.8i V6 24V Turbo · Stage 2 vs Opel Signum · Facelift 2005 2.8i V6 24V Turbo · Stage 1 vs Opel Signum · Facelift 2005 2.8i V6 24V Turbo - car comparison - FastVsFaster