1999 Bentley Arnage vs. 1978 BMW 725
To start off, 1999 Bentley Arnage is newer by 21 year(s). Which means there will be less support and parts availability for 1978 BMW 725. In addition, the cost of maintenance, including insurance, on 1978 BMW 725 would be higher. At 6,750 cc (8 cylinders), 1999 Bentley Arnage is equipped with a bigger engine. In terms of performance, 1999 Bentley Arnage (400 HP) has 252 more horse power than 1978 BMW 725. (148 HP). In normal driving conditions, 1999 Bentley Arnage should accelerate faster than 1978 BMW 725.
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, 1999 Bentley Arnage (835 Nm) has 620 more torque (in Nm) than 1978 BMW 725. (215 Nm). This means 1999 Bentley Arnage will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 725.
Compare all specifications:
| 1999 Bentley Arnage | 1978 BMW 725 | |
| Make | Bentley | BMW |
| Model | Arnage | 725 |
| Year Released | 1999 | 1978 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 6750 cc | 2495 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 400 HP | 148 HP |
| Torque | 835 Nm | 215 Nm |
| Engine Compression Ratio | 8.0:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5400 mm | 4870 mm |
| Vehicle Width | 1940 mm | 1810 mm |
| Vehicle Height | 1520 mm | 1440 mm |
| Wheelbase Size | 3120 mm | 2810 mm |
