1983 BMW 320 vs. 2003 Pontiac Bonneville
To start off, 2003 Pontiac Bonneville is newer by 20 year(s). Which means there will be less support and parts availability for 1983 BMW 320. In addition, the cost of maintenance, including insurance, on 1983 BMW 320 would be higher. At 3,791 cc (6 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2003 Pontiac Bonneville (200 HP) has 80 more horse power than 1983 BMW 320. (120 HP) In normal driving conditions, 2003 Pontiac Bonneville should accelerate faster than 1983 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 580 kg more than 1983 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1983 BMW 320 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1983 BMW 320. However, in wet, icy, snow, or gravel driving conditions, 2003 Pontiac Bonneville, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 Pontiac Bonneville (311 Nm @ 4000 RPM) has 140 more torque (in Nm) than 1983 BMW 320. (171 Nm @ 4000 RPM). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 320. 2003 Pontiac Bonneville has automatic transmission and 1983 BMW 320 has manual transmission. 1983 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1983 BMW 320 | 2003 Pontiac Bonneville | |
| Make | BMW | Pontiac |
| Model | 320 | Bonneville |
| Year Released | 1983 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 120 HP | 200 HP |
| Torque | 171 Nm | 311 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 80.1 mm | 96.5 mm |
| Engine Stroke Size | 66 mm | 86.4 mm |
| Engine Compression Ratio | 9.8:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1050 kg | 1630 kg |
| Vehicle Length | 4330 mm | 5110 mm |
| Vehicle Width | 1650 mm | 1890 mm |
| Vehicle Height | 1390 mm | 1440 mm |
| Wheelbase Size | 2580 mm | 2880 mm |
| Fuel Tank Capacity | 55 L | 68 L |
