2007 Audi A6 vs. 1980 BMW 725
To start off, 2007 Audi A6 is newer by 27 year(s). Which means there will be less support and parts availability for 1980 BMW 725. In addition, the cost of maintenance, including insurance, on 1980 BMW 725 would be higher. At 4,172 cc (8 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (296 HP @ 6200 RPM) has 148 more horse power than 1980 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 1980 BMW 725.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1980 BMW 725. In wet, icy, snow, or gravel driving conditions, 2007 Audi A6 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, 2007 Audi A6 (400 Nm @ 3000 RPM) has 185 more torque (in Nm) than 1980 BMW 725. (215 Nm @ 4000 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1980 BMW 725.
Compare all specifications:
| 2007 Audi A6 | 1980 BMW 725 | |
| Make | Audi | BMW |
| Model | A6 | 725 |
| Year Released | 2007 | 1980 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2495 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 296 HP | 148 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 400 Nm | 215 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 93 mm | 71.6 mm |
| Engine Compression Ratio | 11.0:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4840 mm | 4870 mm |
| Vehicle Width | 1860 mm | 1810 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2810 mm |
