2003 BMW 520 vs. 1974 Renault Siete
To start off, 2003 BMW 520 is newer by 29 year(s). Which means there will be less support and parts availability for 1974 Renault Siete. In addition, the cost of maintenance, including insurance, on 1974 Renault Siete would be higher. At 2,171 cc (6 cylinders), 2003 BMW 520 is equipped with a bigger engine. In terms of performance, 2003 BMW 520 (167 HP) has 123 more horse power than 1974 Renault Siete. (44 HP). In normal driving conditions, 2003 BMW 520 should accelerate faster than 1974 Renault Siete. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 520 weights approximately 885 kg more than 1974 Renault Siete. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 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 2003 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 1974 Renault Siete, 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, 2003 BMW 520 (210 Nm @ 3500 RPM) has 126 more torque (in Nm) than 1974 Renault Siete. (84 Nm @ 2000 RPM). This means 2003 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1974 Renault Siete. 2003 BMW 520 has automatic transmission and 1974 Renault Siete has manual transmission. 1974 Renault Siete will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW 520 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW 520 | 1974 Renault Siete | |
| Make | BMW | Renault |
| Model | 520 | Siete |
| Year Released | 2003 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1108 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 167 HP | 44 HP |
| Torque | 210 Nm | 84 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 70 mm |
| Engine Stroke Size | 72 mm | 72 mm |
| Engine Compression Ratio | 10.7:1 | 9.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1700 kg | 815 kg |
| Vehicle Length | 4810 mm | 3900 mm |
| Vehicle Width | 1810 mm | 1530 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2540 mm |
