2005 Audi A8 vs. 1977 Mazda 121
To start off, 2005 Audi A8 is newer by 28 year(s). Which means there will be less support and parts availability for 1977 Mazda 121. In addition, the cost of maintenance, including insurance, on 1977 Mazda 121 would be higher. At 4,178 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (335 HP @ 4000 RPM) has 249 more horse power than 1977 Mazda 121. (86 HP @ 4800 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 1977 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 815 kg more than 1977 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi A8 (430 Nm) has 270 more torque (in Nm) than 1977 Mazda 121. (160 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda 121.
Compare all specifications:
| 2005 Audi A8 | 1977 Mazda 121 | |
| Make | Audi | Mazda |
| Model | A8 | 121 |
| Year Released | 2005 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 4178 cc | 1970 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 335 HP | 86 HP |
| Engine RPM | 4000 RPM | 4800 RPM |
| Torque | 430 Nm | 160 Nm |
| Engine Bore Size | 85 mm | 80.1 mm |
| Engine Stroke Size | 93 mm | 98 mm |
| Engine Compression Ratio | 11.0:1 | 8.6:1 |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1945 kg | 1130 kg |
| Vehicle Length | 5060 mm | 4510 mm |
| Vehicle Width | 1900 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1350 mm |
| Wheelbase Size | 2950 mm | 2520 mm |
