2000 Audi A6 vs. 1981 Audi 4000
To start off, 2000 Audi A6 is newer by 19 year(s). Which means there will be less support and parts availability for 1981 Audi 4000. In addition, the cost of maintenance, including insurance, on 1981 Audi 4000 would be higher. At 2,144 cc (5 cylinders), 1981 Audi 4000 is equipped with a bigger engine. In terms of performance, 2000 Audi A6 (123 HP @ 5800 RPM) has 23 more horse power than 1981 Audi 4000. (100 HP @ 4250 RPM). In normal driving conditions, 2000 Audi A6 should accelerate faster than 1981 Audi 4000.
Because 1981 Audi 4000 is four wheel drive (4WD), it will have significant more traction and grip than 2000 Audi A6. In wet, icy, snow, or gravel driving conditions, 1981 Audi 4000 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, 2000 Audi A6 (168 Nm) has 31 more torque (in Nm) than 1981 Audi 4000. (137 Nm). This means 2000 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi 4000. 1981 Audi 4000 has automatic transmission and 2000 Audi A6 has manual transmission. 2000 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1981 Audi 4000 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2000 Audi A6 | 1981 Audi 4000 | |
| Make | Audi | Audi |
| Model | A6 | 4000 |
| Year Released | 2000 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2144 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 100 HP |
| Engine RPM | 5800 RPM | 4250 RPM |
| Torque | 168 Nm | 137 Nm |
| Engine Bore Size | 81 mm | 79.2 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4800 mm | 4490 mm |
| Vehicle Width | 1820 mm | 1690 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2760 mm | 2550 mm |
