1978 Alfa Romeo Alfetta vs. 2005 Pontiac Bonneville
To start off, 2005 Pontiac Bonneville is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Alfa Romeo Alfetta. In addition, the cost of maintenance, including insurance, on 1978 Alfa Romeo Alfetta 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 61 more horse power than 1978 Alfa Romeo Alfetta. (144 HP @ 6500 RPM) In normal driving conditions, 2005 Pontiac Bonneville should accelerate faster than 1978 Alfa Romeo Alfetta. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Bonneville weights approximately 318 kg more than 1978 Alfa Romeo Alfetta. 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 144 more torque (in Nm) than 1978 Alfa Romeo Alfetta. (169 Nm). This means 2005 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1978 Alfa Romeo Alfetta. 2005 Pontiac Bonneville has automatic transmission and 1978 Alfa Romeo Alfetta has manual transmission. 1978 Alfa Romeo Alfetta 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:
| 1978 Alfa Romeo Alfetta | 2005 Pontiac Bonneville | |
| Make | Alfa Romeo | Pontiac |
| Model | Alfetta | Bonneville |
| Year Released | 1978 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 3786 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 144 HP | 205 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 169 Nm | 313 Nm |
| Engine Bore Size | 82 mm | 97 mm |
| Engine Stroke Size | 82.7 mm | 86 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1350 kg | 1668 kg |
| Vehicle Length | 4290 mm | 5150 mm |
| Vehicle Width | 1790 mm | 1890 mm |
| Vehicle Height | 1320 mm | 1440 mm |
| Wheelbase Size | 2550 mm | 2800 mm |
| Fuel Tank Capacity | 70 L | 68 L |
