2007 Audi A4 vs. 1979 Mazda 121
To start off, 2007 Audi A4 is newer by 28 year(s). Which means there will be less support and parts availability for 1979 Mazda 121. In addition, the cost of maintenance, including insurance, on 1979 Mazda 121 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 6500 RPM) has 162 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 476 kg more than 1979 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 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 A4 (331 Nm @ 3250 RPM) has 171 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 2007 Audi A4 | 1979 Mazda 121 | |
| Make | Audi | Mazda |
| Model | A4 | 121 |
| Year Released | 2007 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 252 HP | 90 HP |
| Engine RPM | 6500 RPM | 4800 RPM |
| Torque | 331 Nm | 160 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 80 mm |
| Engine Stroke Size | 92.8 mm | 98 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1610 kg | 1134 kg |
| Vehicle Length | 4590 mm | 4510 mm |
| Vehicle Width | 1780 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2650 mm | 2520 mm |
