1977 BMW 520 vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 30 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 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (321 HP @ 6400 RPM) has 187 more horse power than 1977 BMW 520. (134 HP @ 4000 RPM) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 70 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, 2007 Cadillac STS, 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 147 more torque (in Nm) than 1977 BMW 520. (280 Nm @ 1750 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520. 2007 Cadillac STS 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. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
1977 BMW 520 | 2007 Cadillac STS | |
Make | BMW | Cadillac |
Model | 520 | STS |
Year Released | 1977 | 2007 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 1951 cc | 4565 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 134 HP | 321 HP |
Engine RPM | 4000 RPM | 6400 RPM |
Torque | 280 Nm | 427 Nm |
Torque RPM | 1750 RPM | 4400 RPM |
Engine Bore Size | 84 mm | 93 mm |
Engine Stroke Size | 88 mm | 84 mm |
Engine Compression Ratio | 19.0:1 | 10.5:1 |
Drive Type | Rear | Front |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1565 kg | 1635 kg |
Vehicle Length | 4780 mm | 4990 mm |
Vehicle Width | 1810 mm | 1850 mm |
Vehicle Height | 1440 mm | 1470 mm |
Wheelbase Size | 2840 mm | 2960 mm |
Fuel Consumption | 4.7 L/100km | 8.7 L/100km |
Fuel Consumption City | 7.8 L/100km | 13.8 L/100km |
Fuel Consumption Overall | 5.9 L/100km | 11.8 L/100km |
Fuel Tank Capacity | 70 L | 64 L |