1977 BMW 520 vs. 1989 Buick LeSabre
To start off, 1989 Buick LeSabre is newer by 12 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 3,791 cc (6 cylinders), 1989 Buick LeSabre is equipped with a bigger engine. In terms of performance, 1989 Buick LeSabre (149 HP @ 4400 RPM) has 29 more horse power than 1977 BMW 520. (120 HP @ 6000 RPM) In normal driving conditions, 1989 Buick LeSabre should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1989 Buick LeSabre weights approximately 190 kg more than 1977 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 BMW 520 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 1977 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 1989 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, 1989 Buick LeSabre (271 Nm @ 2000 RPM) has 111 more torque (in Nm) than 1977 BMW 520. (160 Nm @ 4000 RPM). This means 1989 Buick LeSabre will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520.
Compare all specifications:
1977 BMW 520 | 1989 Buick LeSabre | |
Make | BMW | Buick |
Model | 520 | LeSabre |
Year Released | 1977 | 1989 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 1990 cc | 3791 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | V |
Horse Power | 120 HP | 149 HP |
Engine RPM | 6000 RPM | 4400 RPM |
Torque | 160 Nm | 271 Nm |
Torque RPM | 4000 RPM | 2000 RPM |
Engine Bore Size | 80 mm | 96.5 mm |
Engine Stroke Size | 66 mm | 86.4 mm |
Engine Compression Ratio | 9.2:1 | 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 | 1310 kg | 1500 kg |
Vehicle Length | 4630 mm | 5010 mm |
Vehicle Width | 1700 mm | 1850 mm |
Vehicle Height | 1430 mm | 1380 mm |
Wheelbase Size | 2640 mm | 2830 mm |
Fuel Tank Capacity | 70 L | 68 L |