2007 Audi S4 vs. 2012 Ascari KZ1
To start off, 2012 Ascari KZ1 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Audi S4. In addition, the cost of maintenance, including insurance, on 2007 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 159 more horse power than 2007 Audi S4. (341 HP @ 7000 RPM) In normal driving conditions, 2012 Ascari KZ1 should accelerate faster than 2007 Audi S4.
Let's talk about torque, 2012 Ascari KZ1 (550 Nm @ 4500 RPM) has 140 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2012 Ascari KZ1 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 2007 Audi S4 | 2012 Ascari KZ1 | |
| Make | Audi | Ascari |
| Model | S4 | KZ1 |
| Year Released | 2007 | 2012 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4163 cc | 4941 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 341 HP | 500 HP |
| Engine RPM | 7000 RPM | 7000 RPM |
| Torque | 410 Nm | 550 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 84.6 mm | 94 mm |
| Engine Stroke Size | 92.7 mm | 89 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 249 km/hour | 321 km/hour |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4590 mm | 4300 mm |
| Vehicle Width | 1730 mm | 1852 mm |
| Vehicle Height | 1430 mm | 1138 mm |
| Wheelbase Size | 2650 mm | 2636 mm |
