1978 BMW 730 vs. 1973 Chevrolet Impala
To start off, 1978 BMW 730 is newer by 5 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 4,097 cc (6 cylinders), 1973 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 1978 BMW 730 (185 HP @ 5800 RPM) has 75 more horse power than 1973 Chevrolet Impala. (110 HP @ 3800 RPM). In normal driving conditions, 1978 BMW 730 should accelerate faster than 1973 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 1973 Chevrolet Impala weights approximately 205 kg more than 1978 BMW 730.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1973 Chevrolet Impala (251 Nm @ 1600 RPM) has 21 more torque (in Nm) than 1978 BMW 730. (230 Nm @ 4000 RPM). This means 1973 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 730.
Compare all specifications:
1978 BMW 730 | 1973 Chevrolet Impala | |
Make | BMW | Chevrolet |
Model | 730 | Impala |
Year Released | 1978 | 1973 |
Engine Position | Front | Front |
Engine Size | 2788 cc | 4097 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 185 HP | 110 HP |
Engine RPM | 5800 RPM | 3800 RPM |
Torque | 230 Nm | 251 Nm |
Torque RPM | 4000 RPM | 1600 RPM |
Engine Compression Ratio | 10.0:1 | 8.5:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Vehicle Weight | 1510 kg | 1715 kg |
Vehicle Length | 4870 mm | 5600 mm |
Vehicle Width | 1810 mm | 2030 mm |
Vehicle Height | 1440 mm | 1370 mm |
Wheelbase Size | 2810 mm | 3100 mm |