2007 Audi S4 vs. 2003 Vector M12
To start off, 2007 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Vector M12. In addition, the cost of maintenance, including insurance, on 2003 Vector M12 would be higher. At 5,707 cc (12 cylinders), 2003 Vector M12 is equipped with a bigger engine. In terms of performance, 2003 Vector M12 (484 HP @ 6800 RPM) has 145 more horse power than 2007 Audi S4. (339 HP @ 7000 RPM) In normal driving conditions, 2003 Vector M12 should accelerate faster than 2007 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 125 kg more than 2003 Vector M12.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Vector M12. In wet, icy, snow, or gravel driving conditions, 2007 Audi S4 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, 2003 Vector M12 (576 Nm @ 5200 RPM) has 166 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2003 Vector M12 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4. 2007 Audi S4 has automatic transmission and 2003 Vector M12 has manual transmission. 2003 Vector M12 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S4 | 2003 Vector M12 | |
| Make | Audi | Vector |
| Model | S4 | M12 |
| Year Released | 2007 | 2003 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4163 cc | 5707 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 484 HP |
| Engine RPM | 7000 RPM | 6800 RPM |
| Torque | 410 Nm | 576 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1755 kg | 1630 kg |
| Vehicle Length | 4590 mm | 4790 mm |
| Vehicle Width | 1730 mm | 2030 mm |
| Vehicle Height | 1430 mm | 1140 mm |
| Wheelbase Size | 2650 mm | 2750 mm |
