1999 Alfa Romeo 145 vs. 2009 Audi S4
To start off, 2009 Audi S4 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 145. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 145 would be higher. At 4,163 cc (8 cylinders), 2009 Audi S4 is equipped with a bigger engine. In terms of performance, 2009 Audi S4 (340 HP @ 7000 RPM) has 236 more horse power than 1999 Alfa Romeo 145. (104 HP @ 6300 RPM) In normal driving conditions, 2009 Audi S4 should accelerate faster than 1999 Alfa Romeo 145. With that said, vehicle weight also plays an important factor in acceleration. 1999 Alfa Romeo 145 weights approximately 205 kg more than 2009 Audi S4.
Because 2009 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Alfa Romeo 145. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi S4 (410 Nm @ 3500 RPM) has 286 more torque (in Nm) than 1999 Alfa Romeo 145. (124 Nm @ 4600 RPM). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 145.
Compare all specifications:
| 1999 Alfa Romeo 145 | 2009 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | 145 | S4 |
| Year Released | 1999 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1369 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 104 HP | 340 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 124 Nm | 410 Nm |
| Torque RPM | 4600 RPM | 3500 RPM |
| Engine Bore Size | 82 mm | 84.6 mm |
| Engine Stroke Size | 64.9 mm | 92.8 mm |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1135 kg | 930 kg |
| Vehicle Length | 4070 mm | 4580 mm |
| Vehicle Width | 1720 mm | 1780 mm |
| Vehicle Height | 1440 mm | 1400 mm |
| Wheelbase Size | 2550 mm | 2660 mm |
| Fuel Consumption | 6.3 L/100km | 12.4 L/100km |
| Fuel Consumption City | 5.9 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 11.7 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 51 L | 63 L |
