2004 Audi A6 vs. 1978 Mazda 626
To start off, 2004 Audi A6 is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Mazda 626. In addition, the cost of maintenance, including insurance, on 1978 Mazda 626 would be higher. At 2,976 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (247 HP @ 6500 RPM) has 168 more horse power than 1978 Mazda 626. (79 HP @ 4500 RPM). In normal driving conditions, 2004 Audi A6 should accelerate faster than 1978 Mazda 626. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 530 kg more than 1978 Mazda 626. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Mazda 626. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A6 (330 Nm @ 3250 RPM) has 188 more torque (in Nm) than 1978 Mazda 626. (142 Nm @ 2500 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 626. 1978 Mazda 626 has automatic transmission and 2004 Audi A6 has manual transmission. 2004 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Mazda 626 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Audi A6 | 1978 Mazda 626 | |
| Make | Audi | Mazda |
| Model | A6 | 626 |
| Year Released | 2004 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 79 HP |
| Engine RPM | 6500 RPM | 4500 RPM |
| Torque | 330 Nm | 142 Nm |
| Torque RPM | 3250 RPM | 2500 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1700 kg | 1170 kg |
| Vehicle Length | 4940 mm | 4310 mm |
| Vehicle Width | 1860 mm | 1670 mm |
| Vehicle Height | 1470 mm | 1380 mm |
| Wheelbase Size | 2850 mm | 2520 mm |
