1977 BMW 520 vs. 1990 Cadillac Aurora
To start off, 1990 Cadillac Aurora is newer by 13 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 4,465 cc (8 cylinders), 1990 Cadillac Aurora is equipped with a bigger engine. In terms of performance, 1990 Cadillac Aurora (200 HP @ 4300 RPM) has 66 more horse power than 1977 BMW 520. (134 HP @ 4000 RPM) In normal driving conditions, 1990 Cadillac Aurora should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1990 Cadillac Aurora weights approximately 23 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 1990 Cadillac Aurora is four wheel drive (4WD), it will have significant more traction and grip than 1977 BMW 520. In wet, icy, snow, or gravel driving conditions, 1990 Cadillac Aurora will offer significantly more control. 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, 1990 Cadillac Aurora (366 Nm @ 3200 RPM) has 86 more torque (in Nm) than 1977 BMW 520. (280 Nm @ 1750 RPM). This means 1990 Cadillac Aurora will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520. 1990 Cadillac Aurora has automatic transmission and 1977 BMW 520 has manual transmission. 1977 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1990 Cadillac Aurora will be easier to drive especially in heavy traffic.
Compare all specifications:
1977 BMW 520 | 1990 Cadillac Aurora | |
Make | BMW | Cadillac |
Model | 520 | Aurora |
Year Released | 1977 | 1990 |
Engine Position | Front | Front |
Engine Size | 1951 cc | 4465 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 134 HP | 200 HP |
Engine RPM | 4000 RPM | 4300 RPM |
Torque | 280 Nm | 366 Nm |
Torque RPM | 1750 RPM | 3200 RPM |
Engine Bore Size | 84 mm | 92 mm |
Engine Stroke Size | 88 mm | 84 mm |
Engine Compression Ratio | 19.0:1 | 9.0:1 |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Vehicle Weight | 1565 kg | 1588 kg |
Vehicle Length | 4780 mm | 4860 mm |
Vehicle Width | 1810 mm | 1890 mm |
Vehicle Height | 1440 mm | 1410 mm |
Wheelbase Size | 2840 mm | 2860 mm |