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Vauxhall Signum facelift 2005 2.8 Turbo V6 (250 Hp)
Overall Rating
Vauxhall Signum:
The Opel Signum is a large front-engine, front-wheel drive, five-passenger, mid-size executive hatchback manufactured and marketed by the German car manufacturer Opel from 2003 to 2008, exclusively over a single generation, derived from the Opel Vectra. Marketed almost exclusively in Europe, a rebadged Signum was marketed in the United Kingdom as the Vauxhall Signum. The Signum used the long wheelbase version of the GM Epsilon platform also used by the Opel Vectra Caravan.
As a very large hatchback with a nearly vertical tailgate, its dimensions placed it between traditional large family cars and executive cars. In most markets, it was also priced accordingly. The Opel Signum, like the Renault Vel Satis, was intended to capture a new market segment....(Read more on Wikipedia)
facelift 2005 Overview:
Vauxhall Signum (facelift 2005). With 350 Nm of torque, it offers ample pulling power. With a weight of 1650 kg, it falls in the mid‑range. Front‑wheel drive delivers efficiency and easy handling. The top speed reaches 250 km/h. A compact car with a rear door that swings upward to provide access to the cargo area. Seating for 4 makes it ideal for daily use.
2.8 Turbo V6 (250 Hp) Verdict:
Performance Verdict
The most powerful manual option, delivering thrilling acceleration and a truly engaging driving experience for a large hatchback.
Fuel Economy
High fuel consumption, but slightly better than the automatic version, making it marginally more economical for its performance.
Pros and Cons:
Pros:
- • Spacious and versatile interior with flexible seating
- • Comfortable ride quality, ideal for long journeys
- • Strong and economical diesel engine options (especially 1.9 CDTI 150hp)
- • Good value on the used car market
- • Unique styling sets it apart from conventional rivals
Cons:
- • Divisive exterior styling not to everyone's taste
- • Some petrol engines are very thirsty, especially the V6 turbos
- • Interior quality, while good, can't match premium rivals
- • Known for some electrical and DPF issues on early diesel models
- • Handling is competent but lacks the dynamism of some competitors
Specifications:
Specifications are compared to those of the previous generation(Signum: 2004 - 2005).
| General: | |
|---|---|
| Brand: | Vauxhall |
| Model: | Signum |
| Generation: | facelift 2005 |
| Modification (Engine): | 2.8 Turbo V6 (250 Hp) |
| Start of production: | 2005 |
| End of production: | 2008 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Hatchback |
| Seats: | 4 |
| Doors: | 5 |
| Engine: | |
|---|---|
| Power: | 250 Hp @ 5500 rpm. Same horsepower |
| Power per litre: | 89.5 Hp/l [Same length.] |
| Torque: | 350 Nm @ 1800-4500 rpm. |
| Engine Model/Code: | Z28NET More details about the engine Z28NET |
| Engine displacement: | 2792 |
| Number of cylinders: | 6 |
| Engine configuration: | V-engine |
| Number of valves per cylinder: | 4 |
| Fuel injection system: | Multi-port manifold injection |
| Engine aspiration: | Turbocharger, Intercooler |
| Valvetrain: | DOHC |
| Engine oil capacity: | 6 l |
| Coolant: | 7.5 l |
| Engine layout: | Front, Transverse |
| Cylinder Bore: | 89 mm mm |
| Piston Stroke: | 74.8 mm mm |
| Compression ratio: | 9.5:1 |
| Performance: | |
|---|---|
| Fuel Type: | Petrol (Gasoline) |
| Fuel consumption (economy) - urban: | 15.7 l/100 km |
| Fuel consumption (economy) - extra urban: | 7.6 l/100 km |
| Fuel consumption (economy) - combined: | 10.6 l/100 km |
| Maximum speed: | 250 km/h, Electronically limited |
| Weight-to-power ratio: | 6.6 kg/Hp, 151.5 Hp/tonne |
| Weight-to-torque ratio: | 4.7 kg/Nm, 212.1 Nm/tonne |
| Space: | |
|---|---|
| Kerb Weight: | 1650 |
| Max. roof load: | 100 kg |
| Fuel tank capacity: | 60 l |
| Size: | |
|---|---|
| Length: | 4651 mm mm [Same length.] |
| Width: | 1798 mm mm [Same width.] |
| Height: | 1466 mm mm [Same height.] |
| Wheelbase: | 2830 mm mm [Same wheelbase.] |
| Width including mirrors: | 2036 mm |
| Minimum turning circle (turning diameter): | 11.92 m [above average] |
| Powertrain: | |
|---|---|
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears | 6 |
| Transmission type | Manual |
| Front brakes | Ventilated discs [Best for performance and cooling.] |
| Rear brakes | Disc [above average] |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 235/40 R18 |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Torsion |
The hidden gems or the annoying flaws? Expose the truth about the Vauxhall Signum!