1977 BMW 520 vs. 2007 Mercedes-Benz C
To start off, 2007 Mercedes-Benz C 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 3,497 cc (6 cylinders), 2007 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz C (268 HP @ 6000 RPM) has 148 more horse power than 1977 BMW 520. (120 HP @ 6000 RPM) In normal driving conditions, 2007 Mercedes-Benz C should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 475 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 2007 Mercedes-Benz C 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, 2007 Mercedes-Benz C 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, 2007 Mercedes-Benz C (350 Nm @ 2400 RPM) has 190 more torque (in Nm) than 1977 BMW 520. (160 Nm @ 4000 RPM). This means 2007 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520. 2007 Mercedes-Benz C 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 Mercedes-Benz C will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 BMW 520 | 2007 Mercedes-Benz C | |
| Make | BMW | Mercedes-Benz |
| Model | 520 | C |
| Year Released | 1977 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 3497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 120 HP | 268 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 160 Nm | 350 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Engine Compression Ratio | 9.2:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 180 km/hour | 250 km/hour |
| Acceleration 0-100mph | 12 seconds | 7.1 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1310 kg | 1785 kg |
| Vehicle Length | 4630 mm | 4550 mm |
| Vehicle Width | 1700 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2640 mm | 2720 mm |
| Fuel Tank Capacity | 70 L | 62 L |
