1999 Buick Riviera vs. 1998 Buick Signia
To start off, 1999 Buick Riviera is newer by 1 year(s). Which means there will be less support and parts availability for 1998 Buick Signia. In addition, the cost of maintenance, including insurance, on 1998 Buick Signia 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 33 more horse power than 1999 Buick Riviera. (205 HP @ 5200 RPM) In normal driving conditions, 1998 Buick Signia should accelerate faster than 1999 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1998 Buick Signia weights approximately 40 kg more than 1999 Buick Riviera. 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 75 more torque (in Nm) than 1999 Buick Riviera. (312 Nm @ 4000 RPM). This means 1998 Buick Signia will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Riviera.
Compare all specifications:
| 1999 Buick Riviera | 1998 Buick Signia | |
| Make | Buick | Buick |
| Model | Riviera | Signia |
| Year Released | 1999 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 205 HP | 238 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 312 Nm | 387 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1700 kg | 1740 kg |
| Vehicle Length | 5270 mm | 4710 mm |
| Vehicle Width | 1910 mm | 1890 mm |
| Vehicle Height | 1400 mm | 1550 mm |
