2005 Audi S4 vs. 1999 Mazda 121
To start off, 2005 Audi S4 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Mazda 121. In addition, the cost of maintenance, including insurance, on 1999 Mazda 121 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 266 more horse power than 1999 Mazda 121. (74 HP @ 5200 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1999 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 849 kg more than 1999 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 S4 (410 Nm) has 300 more torque (in Nm) than 1999 Mazda 121. (110 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Mazda 121.
Compare all specifications:
| 2005 Audi S4 | 1999 Mazda 121 | |
| Make | Audi | Mazda |
| Model | S4 | 121 |
| Year Released | 2005 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1241 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 74 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 410 Nm | 110 Nm |
| Engine Bore Size | 85 mm | 71 mm |
| Engine Stroke Size | 93 mm | 83.6 mm |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1840 kg | 991 kg |
| Vehicle Length | 4580 mm | 3830 mm |
| Vehicle Width | 1780 mm | 1640 mm |
| Vehicle Height | 1400 mm | 1340 mm |
| Wheelbase Size | 2660 mm | 2460 mm |
