2007 BMW 320 vs. 1991 Buick Roadmaster
To start off, 2007 BMW 320 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1991 Buick Roadmaster would be higher. At 5,002 cc (8 cylinders), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, both vehicles can yield 168 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 385 kg more than 2007 BMW 320.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1991 Buick Roadmaster (346 Nm @ 2400 RPM) has 136 more torque (in Nm) than 2007 BMW 320. (210 Nm @ 3500 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 320. 1991 Buick Roadmaster has automatic transmission and 2007 BMW 320 has manual transmission. 2007 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick Roadmaster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 320 | 1991 Buick Roadmaster | |
| Make | BMW | Buick |
| Model | 320 | Roadmaster |
| Year Released | 2007 | 1991 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2169 cc | 5002 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 168 HP | 168 HP |
| Engine RPM | 6100 RPM | 4200 RPM |
| Torque | 210 Nm | 346 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1615 kg | 2000 kg |
| Vehicle Length | 4490 mm | 5540 mm |
| Vehicle Width | 1760 mm | 2040 mm |
| Vehicle Height | 1380 mm | 1540 mm |
| Wheelbase Size | 2730 mm | 2950 mm |
