1989 Citroen XM vs. 2005 Pontiac Bonneville
To start off, 2005 Pontiac Bonneville is newer by 16 year(s). Which means there will be less support and parts availability for 1989 Citroen XM. In addition, the cost of maintenance, including insurance, on 1989 Citroen XM would be higher. At 3,786 cc (6 cylinders), 2005 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2005 Pontiac Bonneville (205 HP @ 5200 RPM) has 97 more horse power than 1989 Citroen XM. (108 HP @ 4300 RPM) In normal driving conditions, 2005 Pontiac Bonneville should accelerate faster than 1989 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Bonneville weights approximately 331 kg more than 1989 Citroen XM. 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, 2005 Pontiac Bonneville (313 Nm) has 78 more torque (in Nm) than 1989 Citroen XM. (235 Nm). This means 2005 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1989 Citroen XM. 2005 Pontiac Bonneville has automatic transmission and 1989 Citroen XM has manual transmission. 1989 Citroen XM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Citroen XM | 2005 Pontiac Bonneville | |
| Make | Citroen | Pontiac |
| Model | XM | Bonneville |
| Year Released | 1989 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2088 cc | 3786 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 108 HP | 205 HP |
| Engine RPM | 4300 RPM | 5200 RPM |
| Torque | 235 Nm | 313 Nm |
| Engine Bore Size | 85.1 mm | 97 mm |
| Engine Stroke Size | 92 mm | 86 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1337 kg | 1668 kg |
| Vehicle Length | 4720 mm | 5150 mm |
| Vehicle Width | 1800 mm | 1890 mm |
| Vehicle Height | 1400 mm | 1440 mm |
| Wheelbase Size | 2750 mm | 2800 mm |
| Fuel Consumption Overall | 11.9 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 80 L | 68 L |
