1973 BMW Touring vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 40 year(s). Which means there will be less support and parts availability for 1973 BMW Touring. In addition, the cost of maintenance, including insurance, on 1973 BMW Touring would be higher. At 5,972 cc (12 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (528 HP @ 5250 RPM) has 443 more horse power than 1973 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 1973 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 1245 kg more than 1973 BMW Touring. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2013 BMW 7 Series (746 Nm @ 5000 RPM) has 616 more torque (in Nm) than 1973 BMW Touring. (130 Nm @ 3500 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW Touring.
Compare all specifications:
| 1973 BMW Touring | 2013 BMW 7 Series | |
| Make | BMW | BMW |
| Model | Touring | 7 Series |
| Year Released | 1973 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 5972 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 528 HP |
| Engine RPM | 5700 RPM | 5250 RPM |
| Torque | 130 Nm | 746 Nm |
| Torque RPM | 3500 RPM | 5000 RPM |
| Engine Bore Size | 84 mm | 89 mm |
| Engine Stroke Size | 71 mm | 80 mm |
| Engine Compression Ratio | 8.6:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1030 kg | 2275 kg |
| Vehicle Length | 4120 mm | 5214 mm |
| Vehicle Width | 1600 mm | 2134 mm |
| Vehicle Height | 1390 mm | 1481 mm |
| Wheelbase Size | 2510 mm | 3210 mm |
