1991 BMW 320 vs. 2005 Buick LaCrosse
To start off, 2005 Buick LaCrosse is newer by 14 year(s). Which means there will be less support and parts availability for 1991 BMW 320. In addition, the cost of maintenance, including insurance, on 1991 BMW 320 would be higher. At 3,786 cc (6 cylinders), 2005 Buick LaCrosse is equipped with a bigger engine. In terms of performance, 2005 Buick LaCrosse (201 HP @ 5200 RPM) has 52 more horse power than 1991 BMW 320. (149 HP @ 5900 RPM) In normal driving conditions, 2005 Buick LaCrosse should accelerate faster than 1991 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick LaCrosse weights approximately 315 kg more than 1991 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 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 1991 BMW 320. However, in wet, icy, snow, or gravel driving conditions, 2005 Buick LaCrosse, 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, 2005 Buick LaCrosse (312 Nm) has 122 more torque (in Nm) than 1991 BMW 320. (190 Nm). This means 2005 Buick LaCrosse will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 320.
Compare all specifications:
| 1991 BMW 320 | 2005 Buick LaCrosse | |
| Make | BMW | Buick |
| Model | 320 | LaCrosse |
| Year Released | 1991 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 3786 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 149 HP | 201 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 190 Nm | 312 Nm |
| Engine Bore Size | 80 mm | 97 mm |
| Engine Stroke Size | 66 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1270 kg | 1585 kg |
| Vehicle Length | 4450 mm | 5040 mm |
| Vehicle Width | 1710 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 2800 mm |
| Fuel Tank Capacity | 65 L | 64 L |
