1998 Buick Signia vs. 2004 Pontiac Bonneville
To start off, 2004 Pontiac Bonneville is newer by 6 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 4,556 cc (8 cylinders), 2004 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2004 Pontiac Bonneville (275 HP @ 5200 RPM) has 37 more horse power than 1998 Buick Signia. (238 HP @ 5200 RPM) In normal driving conditions, 2004 Pontiac Bonneville should accelerate faster than 1998 Buick Signia. With that said, vehicle weight also plays an important factor in acceleration. 1998 Buick Signia weights approximately 21 kg more than 2004 Pontiac Bonneville.
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, 2004 Pontiac Bonneville (407 Nm) has 20 more torque (in Nm) than 1998 Buick Signia. (387 Nm). This means 2004 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1998 Buick Signia.
Compare all specifications:
| 1998 Buick Signia | 2004 Pontiac Bonneville | |
| Make | Buick | Pontiac |
| Model | Signia | Bonneville |
| Year Released | 1998 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 4556 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 238 HP | 275 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 387 Nm | 407 Nm |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1740 kg | 1719 kg |
| Vehicle Length | 4710 mm | 5150 mm |
| Vehicle Width | 1890 mm | 1890 mm |
| Vehicle Height | 1550 mm | 1440 mm |
| Wheelbase Size | 2860 mm | 2810 mm |
