1973 BMW Touring vs. 2013 Mazda 3
To start off, 2013 Mazda 3 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 1,998 cc (4 cylinders), 2013 Mazda 3 is equipped with a bigger engine. In terms of performance, 2013 Mazda 3 (153 HP @ 6000 RPM) has 68 more horse power than 1973 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 2013 Mazda 3 should accelerate faster than 1973 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2013 Mazda 3 weights approximately 348 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 Mazda 3 (200 Nm @ 4100 RPM) has 70 more torque (in Nm) than 1973 BMW Touring. (130 Nm @ 3500 RPM). This means 2013 Mazda 3 will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW Touring.
Compare all specifications:
| 1973 BMW Touring | 2013 Mazda 3 | |
| Make | BMW | Mazda |
| Model | Touring | 3 |
| Year Released | 1973 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 153 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 130 Nm | 200 Nm |
| Torque RPM | 3500 RPM | 4100 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 71 mm | 91 mm |
| Engine Compression Ratio | 8.6:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1030 kg | 1378 kg |
| Vehicle Length | 4120 mm | 4595 mm |
| Vehicle Width | 1600 mm | 1755 mm |
| Vehicle Height | 1390 mm | 1470 mm |
| Wheelbase Size | 2510 mm | 2640 mm |
