Opel Monza A2 2.5 E (136 Hp)
Overall Rating
Opel Monza:
The Opel Monza is an executive fastback coupe produced by the German automaker Opel from 1977 to 1986. It was marketed in the United Kingdom as the Vauxhall Royale Coupé by Vauxhall.
The Monza was planned as a successor for the Commodore Coupé. In the late 1970s the Commodore C model was made as a two-door version , but still as a sedan type car. The first model of the Commodore the "A" series had a regular coupé in the production line and Opel desired to make a newer version of their large luxury coupé. Work began in 1976 and in 1978 the first Monzas were available to buy. The cars to compete with would be the Mercedes-Benz C123 and later the Mercedes-Benz C124 and the BMW 6 Series models , and any other large luxury coupe. There was plenty of space inside for the class, and the seats were upmarket....(Read more on Wikipedia)
A2 Overview:
Opel Monza (A2). With 186 Nm of torque, it offers ample pulling power. With a weight of 1370 kg, it falls in the mid‑range. Rear‑wheel drive offers dynamic handling and sporty feedback. Acceleration is relatively slow (0–100 km/h in 11 s). The top speed reaches 200 km/h. A two-door car with a fixed roof, known for its sporty design and dynamic performance. Seating for 4 makes it ideal for daily use.
The Opel Monza A2 was produced before the establishment of Euro NCAP (1997), and therefore, no official crash test ratings are available. Safety features are rudimentary by modern standards, typical for vehicles of its era.
2.5 E (136 Hp) Verdict:
Performance Verdict
A solid performer, offering decent power and torque for everyday use and comfortable highway speeds (11s 0-100km/h), a good all-rounder.
Fuel Economy
Expected to deliver reasonable fuel economy for its size, balancing performance with everyday running costs.
Pros and Cons:
Pros:
- • Classic grand tourer styling and presence
- • Powerful and smooth inline-six engine options (especially 3.0 E)
- • Comfortable ride quality suitable for long journeys
- • Practical coupe with a large hatchback boot space
- • Rear-wheel-drive dynamics for an engaging driving experience
Cons:
- • Fuel economy can be high, particularly with larger engines
- • Dated safety features compared to modern vehicles
- • Susceptibility to rust, common for vehicles of its age
- • Parts availability for some specific components can be challenging
- • Handling, while good for its era, isn't as sharp as some contemporary sports coupes
Specifications:
Specifications are compared to those of the previous generation(A1: 1981 - 1986).
| General: | |
|---|---|
| Brand: | Opel |
| Model: | Monza |
| Generation: | A2 |
| Modification (Engine): | 2.5 E (136 Hp) |
| Start of production: | 1983 |
| End of production: | 1986 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Coupe |
| Seats: | 4 |
| Doors: | 3 |
| Engine: | |
|---|---|
| Power: | 136 Hp @ 5600 rpm. Same horsepower |
| Power per litre: | 54.6 Hp/l [28mm more] |
| Torque: | 186 Nm @ 4600 rpm. |
| Engine Model/Code: | 25E More details about the engine 25E |
| Engine displacement: | 2490 |
| Number of cylinders: | 4 |
| Engine configuration: | Inline |
| Number of valves per cylinder: | 2 |
| Fuel injection system: | Multi-port manifold injection |
| Engine aspiration: | Naturally aspirated engine |
| Valvetrain: | SOHC |
| Engine oil capacity: | 5.5 l |
| Coolant: | 10.1 l |
| Engine layout: | Front, Longitudinal |
| Performance: | |
|---|---|
| Fuel Type: | Petrol (Gasoline) |
| Acceleration 0 - 100 km/h: | 11 sec |
| Acceleration 0 - 62 mph: | 11 sec |
| Maximum speed: | 200 km/h |
| Weight-to-power ratio: | 10.1 kg/Hp, 99.3 Hp/tonne |
| Weight-to-torque ratio: | 7.4 kg/Nm, 135.8 Nm/tonne |
| Acceleration 0 - 60 mph: | 10.5 sec |
| Space: | |
|---|---|
| Kerb Weight: | 1370 |
| Max. weight: | 1935 |
| Max load: | 565 |
| Trunk (boot) space - maximum: | 746 l |
| Trunk (boot) space - minimum: | 350 l |
| Fuel tank capacity: | 70 l |
| Size: | |
|---|---|
| Length: | 4720 mm mm [28mm more] |
| Width: | 1722 mm mm [12mm less] |
| Height: | 1380 mm mm [Same height.] |
| Wheelbase: | 2668 mm mm [Same wheelbase.] |
| Front track: | 1447 mm |
| Rear (Back) track: | 1472 mm |
| Ride height (ground clearance): | 140 mm |
| Minimum turning circle (turning diameter): | 10.8 m [above average] |
| Powertrain: | |
|---|---|
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears | 5 |
| Transmission type | Manual |
| Front brakes | Ventilated discs [Best for performance and cooling.] |
| Rear brakes | Disc [above average] |














Help others decide – share your experience!