1990 BMW 730 vs. 1987 Buick LeSabre
To start off, 1990 BMW 730 is newer by 3 year(s). Which means there will be less support and parts availability for 1987 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1987 Buick LeSabre would be higher. At 3,791 cc (6 cylinders), 1987 Buick LeSabre is equipped with a bigger engine. In terms of performance, 1990 BMW 730 (181 HP @ 5800 RPM) has 33 more horse power than 1987 Buick LeSabre. (148 HP @ 4400 RPM). In normal driving conditions, 1990 BMW 730 should accelerate faster than 1987 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 1990 BMW 730 weights approximately 100 kg more than 1987 Buick LeSabre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 BMW 730 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 1990 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 1987 Buick LeSabre, 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, 1987 Buick LeSabre (271 Nm @ 2000 RPM) has 11 more torque (in Nm) than 1990 BMW 730. (260 Nm @ 4000 RPM). This means 1987 Buick LeSabre will have an easier job in driving up hills or pulling heavy equipment than 1990 BMW 730.
Compare all specifications:
| 1990 BMW 730 | 1987 Buick LeSabre | |
| Make | BMW | Buick |
| Model | 730 | LeSabre |
| Year Released | 1990 | 1987 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 181 HP | 148 HP |
| Engine RPM | 5800 RPM | 4400 RPM |
| Torque | 260 Nm | 271 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 89 mm | 96.5 mm |
| Engine Stroke Size | 80 mm | 86.4 mm |
| Engine Compression Ratio | 9.0:1 | 8.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1600 kg | 1500 kg |
| Vehicle Length | 4920 mm | 5010 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2840 mm | 2830 mm |
| Fuel Tank Capacity | 90 L | 68 L |
