2007 Audi A8 vs. 1981 Mazda 929
To start off, 2007 Audi A8 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Mazda 929. In addition, the cost of maintenance, including insurance, on 1981 Mazda 929 would be higher. At 3,936 cc (8 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (271 HP @ 3750 RPM) has 182 more horse power than 1981 Mazda 929. (89 HP @ 4800 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 1981 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 790 kg more than 1981 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Mazda 929. In wet, icy, snow, or gravel driving conditions, 2007 Audi A8 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 A8 (651 Nm @ 1800 RPM) has 491 more torque (in Nm) than 1981 Mazda 929. (160 Nm @ 2500 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda 929.
Compare all specifications:
| 2007 Audi A8 | 1981 Mazda 929 | |
| Make | Audi | Mazda |
| Model | A8 | 929 |
| Year Released | 2007 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1969 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 271 HP | 89 HP |
| Engine RPM | 3750 RPM | 4800 RPM |
| Torque | 651 Nm | 160 Nm |
| Torque RPM | 1800 RPM | 2500 RPM |
| Engine Bore Size | 81 mm | 80 mm |
| Engine Stroke Size | 95.5 mm | 98 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1940 kg | 1150 kg |
| Vehicle Length | 5190 mm | 4640 mm |
| Vehicle Width | 1900 mm | 1720 mm |
| Vehicle Height | 1450 mm | 1450 mm |
| Wheelbase Size | 2950 mm | 2620 mm |
