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Opel Signum facelift 2005 1.8i 16V (140 Hp)
Overall Rating
Opel 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:
Opel Signum (facelift 2005). With 175 Nm of torque, it offers ample pulling power. It has moderate fuel consumption (~10.4 l/100km). With a weight of 1425 kg, it falls in the mid‑range. Front‑wheel drive delivers efficiency and easy handling. Acceleration is relatively slow (0–100 km/h in 11.3 s). The top speed reaches 207 km/h. A compact car with a rear door that swings upward to provide access to the cargo area. Seating for 5 makes it ideal for daily use.
1.8i 16V (140 Hp) Verdict:
Performance Verdict
Sufficient for daily commuting and general use, but lacks the excitement or strong acceleration of larger engines.
Fuel Economy
Expected to be one of the more economical petrol options, offering good running costs.
Pros and Cons:
Pros:
- • Spacious and versatile interior with flexible seating
- • Comfortable ride quality, ideal for long journeys
- • Strong V6 engine options (petrol and diesel) offer impressive performance
- • Distinctive styling sets it apart from traditional estates
- • Good value on the used market, offering a lot of car for the money
Cons:
- • Some engines can be very thirsty, especially the V6 petrols
- • Handling is competent but not as sharp or engaging as some rivals
- • Interior plastics and design can feel dated compared to premium competitors
- • Potential for electronic gremlins common in cars of this era
- • Diesel particulate filter (DPF) issues on some CDTI models if not driven correctly
Specifications:
Specifications are compared to those of the previous generation(Signum: May, 2004 - 2005).
| General: | |
|---|---|
| Brand: | Opel |
| Model: | Signum |
| Generation: | facelift 2005 |
| Modification (Engine): | 1.8i 16V (140 Hp) |
| Start of production: | November, 2005 |
| End of production: | June, 2008 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Hatchback |
| Seats: | 5 |
| Doors: | 5 |
| Engine: | |
|---|---|
| Power: | 140 Hp @ 6300 rpm. Same horsepower |
| Power per litre: | 78 Hp/l [15mm more] |
| Torque: | 175 Nm @ 3800 rpm. |
| Engine Model/Code: | Z18XER More details about the engine Z18XER |
| Engine displacement: | 1796 |
| Number of cylinders: | 4 |
| Engine configuration: | Inline |
| Number of valves per cylinder: | 4 |
| Fuel injection system: | Multi-port manifold injection |
| Engine aspiration: | Naturally aspirated engine |
| Valvetrain: | DOHC |
| Engine oil capacity: | 4.9 l |
| Coolant: | 5.5 l |
| Engine layout: | Front, Transverse |
| Cylinder Bore: | 80.5 mm mm |
| Piston Stroke: | 88.2 mm mm |
| Compression ratio: | 10.5:1 |
| Performance: | |
|---|---|
| Fuel Type: | Petrol (Gasoline) |
| Fuel consumption (economy) - urban: | 10.4 l/100 km |
| Fuel consumption (economy) - extra urban: | 6.1 l/100 km |
| Acceleration 0 - 100 km/h: | 11.3 sec |
| Acceleration 0 - 62 mph: | 11.3 sec |
| Maximum speed: | 207 km/h |
| Weight-to-power ratio: | 10.2 kg/Hp, 98.2 Hp/tonne |
| Weight-to-torque ratio: | 8.1 kg/Nm, 122.8 Nm/tonne |
| Acceleration 0 - 60 mph: | 10.7 sec |
| Space: | |
|---|---|
| Kerb Weight: | 1425 |
| Max. weight: | 2020 |
| Max load: | 595 |
| Trunk (boot) space - maximum: | 1410 l |
| Trunk (boot) space - minimum: | 365 l |
| Fuel tank capacity: | 60 l |
| Size: | |
|---|---|
| Length: | 4651 mm mm [15mm more] |
| Width: | 1798 mm mm [Same width.] |
| Height: | 1466 mm mm [6mm more] |
| Wheelbase: | 2830 mm mm [Same wheelbase.] |
| Front track: | 1536 mm |
| Rear (Back) track: | 1525 mm |
| Powertrain: | |
|---|---|
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears | 5 |
| Transmission type | Manual |
| Front brakes | Disc |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Tires size | 215/55 R16 |
| Wheel rims size | 16 |
| Front suspension | Independent coil spring |
| Rear suspension | Independent coil spring |
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