2005 Audi S4 vs. 2012 Ascari KZ1
To start off, 2012 Ascari KZ1 is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,941 cc (8 cylinders), 2012 Ascari KZ1 is equipped with a bigger engine. In terms of performance, 2012 Ascari KZ1 (500 HP @ 7000 RPM) has 160 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 2012 Ascari KZ1 should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 490 kg more than 2012 Ascari KZ1.
Let's talk about torque, 2012 Ascari KZ1 (550 Nm) has 140 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2012 Ascari KZ1 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2012 Ascari KZ1 | |
| Make | Audi | Ascari |
| Model | S4 | KZ1 |
| Year Released | 2005 | 2012 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4161 cc | 4941 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 500 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 410 Nm | 550 Nm |
| Engine Bore Size | 85 mm | 94 mm |
| Engine Stroke Size | 93 mm | 89 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1350 kg |
| Vehicle Length | 4580 mm | 4300 mm |
| Vehicle Width | 1780 mm | 1852 mm |
| Vehicle Height | 1400 mm | 1138 mm |
| Wheelbase Size | 2660 mm | 2636 mm |
