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Opel Astra G Cabrio 1.8 Ecotec 16V (125 Hp)
Overall Rating
Opel Astra:
The Opel Astra is a compact car/small family car developed and produced by the German automaker Opel since 1991, currently at its sixth generation. It was first launched in September 1991 as a direct replacement to the Opel Kadett. As of 2025, the car slots between the smaller Corsa supermini and the larger Frontera subcompact crossover SUV.
Initially, the Astra was available in hatchback, saloon, and estate forms. A panel van and a convertible also appeared in the early 1990s. These body styles were later followed by a coupé in 2004, and the sporty Astra OPC appeared in 2005. The Twin Top retractable hardtop convertible replaced the soft top convertible in 2006, while the Caravan was renamed to Astra Sports Tourer since 2009....(Read more on Wikipedia)
G Cabrio Overview:
Opel Astra (G Cabrio). With 170 Nm of torque, it offers ample pulling power. It has moderate fuel consumption (~10.8 l/100km). With a weight of 1305 kg, it falls in the mid‑range. Front‑wheel drive delivers efficiency and easy handling. Acceleration is relatively slow (0–100 km/h in 10.5 s). The top speed reaches 207 km/h. A convertible car with a retractable roof, offering open-air driving experiences. Seating for 4 makes it ideal for daily use.
1.8 Ecotec 16V (125 Hp) Verdict:
Performance Verdict
A good middle-ground, offering a noticeable improvement in performance over the 1.6L without the complexity of a turbo.
Fuel Economy
Balanced fuel economy, providing a good compromise between performance and running costs.
Pros and Cons:
Pros:
- • Affordable entry into convertible ownership.
- • Stylish design that has aged gracefully.
- • Practical boot space for a convertible (330L).
- • Wide range of engines, from economical to sporty.
- • Relatively simple and inexpensive to maintain.
Cons:
- • Scuttle shake common in convertibles of this era.
- • Interior plastics can feel dated and scratch easily.
- • Rear visibility can be limited with the roof up.
- • Older models may suffer from electrical gremlins.
- • Safety rating (3 stars) is average for its time.
Specifications:
Specifications are compared to those of the previous generation(G Coupe: March, 2000 - June, 2000).
| General: | |
|---|---|
| Brand: | Opel |
| Model: | Astra |
| Generation: | G Cabrio |
| Modification (Engine): | 1.8 Ecotec 16V (125 Hp) |
| Start of production: | March, 2001 |
| End of production: | October, 2005 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Cabriolet |
| Seats: | 4 |
| Doors: | 2 |
| Engine: | |
|---|---|
| Power: | 125 Hp @ 5600 rpm. Same horsepower |
| Power per litre: | 69.6 Hp/l [Same length.] |
| Torque: | 170 Nm @ 3800 rpm. |
| Engine Model/Code: | Z18XE More details about the engine Z18XE |
| 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: | 4.25 l |
| Coolant: | 5.2 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: | 10.8 l/100 km |
| Fuel consumption (economy) - extra urban: | 5.9 l/100 km |
| Fuel consumption (economy) - combined: | 7.7 l/100 km |
| Emission standard: | Euro 3 |
| Acceleration 0 - 100 km/h: | 10.5 sec |
| Acceleration 0 - 62 mph: | 10.5 sec |
| Maximum speed: | 207 km/h |
| Weight-to-power ratio: | 10.4 kg/Hp, 95.8 Hp/tonne |
| Weight-to-torque ratio: | 7.7 kg/Nm, 130.3 Nm/tonne |
| Acceleration 0 - 60 mph: | 10 sec |
| Space: | |
|---|---|
| Kerb Weight: | 1305 |
| Max. weight: | 1725 |
| Max load: | 420 |
| Trunk (boot) space - minimum: | 330 l |
| Fuel tank capacity: | 52 l |
| Size: | |
|---|---|
| Length: | 4267 mm mm [Same length.] |
| Width: | 1709 mm mm [Same width.] |
| Height: | 1390 mm mm [Same height.] |
| Wheelbase: | 2606 mm mm [Same wheelbase.] |
| Width including mirrors: | 1989 mm |
| Front track: | 1474 mm |
| Rear (Back) track: | 1462 mm |
| Front overhang: | 812 mm |
| Rear overhang: | 849 mm |
| Minimum turning circle (turning diameter): | 11 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 | 5 |
| 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 | 205/50 R16 |
| Wheel rims size | 6.5J x 16 |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Semi-independent, coil spring |
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