1973 Chevrolet Impala vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 40 year(s). Which means there will be less support and parts availability for 1973 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1973 Chevrolet Impala would be higher. At 4,395 cc (8 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (437 HP @ 5500 RPM) has 327 more horse power than 1973 Chevrolet Impala. (110 HP @ 3800 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 1973 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 374 kg more than 1973 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 6 series is all wheel drive (AWD), it will have significant more traction and grip than 1973 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2013 BMW 6 series 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, 2013 BMW 6 series (649 Nm @ 4500 RPM) has 398 more torque (in Nm) than 1973 Chevrolet Impala. (251 Nm @ 1600 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 1973 Chevrolet Impala. 2013 BMW 6 series has automatic transmission and 1973 Chevrolet Impala has manual transmission. 1973 Chevrolet Impala will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW 6 series will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Chevrolet Impala | 2013 BMW 6 series | |
| Make | Chevrolet | BMW |
| Model | Impala | 6 series |
| Year Released | 1973 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 4097 cc | 4395 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 110 HP | 437 HP |
| Engine RPM | 3800 RPM | 5500 RPM |
| Torque | 251 Nm | 649 Nm |
| Torque RPM | 1600 RPM | 4500 RPM |
| Engine Bore Size | 98.3 mm | 89 mm |
| Engine Stroke Size | 89.6 mm | 88 mm |
| Engine Compression Ratio | 8.5:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 8-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1715 kg | 2089 kg |
| Vehicle Length | 5600 mm | 5009 mm |
| Vehicle Width | 2030 mm | 2081 mm |
| Vehicle Height | 1370 mm | 1392 mm |
| Wheelbase Size | 3100 mm | 2968 mm |
