1988 Buick Reatta vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 1988 Buick Reatta. In addition, the cost of maintenance, including insurance, on 1988 Buick Reatta would be higher. At 3,791 cc (6 cylinders), 1988 Buick Reatta is equipped with a bigger engine. In terms of performance, 1988 Buick Reatta (165 HP @ 4800 RPM) has 109 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1988 Buick Reatta should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1988 Buick Reatta weights approximately 511 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1988 Buick Reatta (285 Nm @ 2000 RPM) has 180 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1988 Buick Reatta will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra. 1988 Buick Reatta has automatic transmission and 1991 Opel Astra has manual transmission. 1991 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1988 Buick Reatta will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1988 Buick Reatta | 1991 Opel Astra | |
| Make | Buick | Opel |
| Model | Reatta | Astra |
| Year Released | 1988 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1700 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 165 HP | 56 HP |
| Engine RPM | 4800 RPM | 4600 RPM |
| Torque | 285 Nm | 105 Nm |
| Torque RPM | 2000 RPM | 2400 RPM |
| Engine Bore Size | 96.5 mm | 82.5 mm |
| Engine Stroke Size | 86.4 mm | 79.5 mm |
| Engine Compression Ratio | 8.5:1 | 23.0:1 |
| Top Speed | 201 km/hour | 149 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1536 kg | 1025 kg |
| Vehicle Length | 4670 mm | 4280 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1310 mm | 1430 mm |
| Wheelbase Size | 2510 mm | 2640 mm |
| Fuel Tank Capacity | 69 L | 75 L |
