2009 Cadillac BLS vs. 2005 Pontiac Bonneville
To start off, 2009 Cadillac BLS is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2005 Pontiac Bonneville would be higher. At 4,572 cc (8 cylinders), 2005 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2005 Pontiac Bonneville (275 HP @ 5200 RPM) has 23 more horse power than 2009 Cadillac BLS. (252 HP @ 5500 RPM) In normal driving conditions, 2005 Pontiac Bonneville should accelerate faster than 2009 Cadillac BLS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Bonneville weights approximately 84 kg more than 2009 Cadillac BLS. 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 (407 Nm) has 42 more torque (in Nm) than 2009 Cadillac BLS. (365 Nm). This means 2005 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac BLS. 2005 Pontiac Bonneville has automatic transmission and 2009 Cadillac BLS has manual transmission. 2009 Cadillac BLS 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:
| 2009 Cadillac BLS | 2005 Pontiac Bonneville | |
| Make | Cadillac | Pontiac |
| Model | BLS | Bonneville |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 4572 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 275 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 365 Nm | 407 Nm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1719 kg |
| Vehicle Length | 4690 mm | 5150 mm |
| Vehicle Width | 1760 mm | 1890 mm |
| Vehicle Height | 1480 mm | 1440 mm |
| Wheelbase Size | 2680 mm | 2860 mm |
| Fuel Consumption Overall | 10.2 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 58 L | 68 L |
