1998 Buick Signia vs. 1988 Opel Vectra
To start off, 1998 Buick Signia is newer by 10 year(s). Which means there will be less support and parts availability for 1988 Opel Vectra. In addition, the cost of maintenance, including insurance, on 1988 Opel Vectra would be higher. At 3,800 cc (6 cylinders), 1998 Buick Signia is equipped with a bigger engine. In terms of performance, 1998 Buick Signia (238 HP @ 5200 RPM) has 136 more horse power than 1988 Opel Vectra. (102 HP @ 6000 RPM). In normal driving conditions, 1998 Buick Signia should accelerate faster than 1988 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1998 Buick Signia weights approximately 380 kg more than 1988 Opel Vectra. 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, 1998 Buick Signia (387 Nm @ 3600 RPM) has 237 more torque (in Nm) than 1988 Opel Vectra. (150 Nm @ 3600 RPM). This means 1998 Buick Signia will have an easier job in driving up hills or pulling heavy equipment than 1988 Opel Vectra.
Compare all specifications:
| 1998 Buick Signia | 1988 Opel Vectra | |
| Make | Buick | Opel |
| Model | Signia | Vectra |
| Year Released | 1998 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 238 HP | 102 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 387 Nm | 150 Nm |
| Torque RPM | 3600 RPM | 3600 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1740 kg | 1360 kg |
| Vehicle Length | 4710 mm | 4500 mm |
| Vehicle Width | 1890 mm | 1710 mm |
| Vehicle Height | 1550 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2520 mm |
