2007 Audi A4 vs. 2001 Pontiac Sunfire
To start off, 2007 Audi A4 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Pontiac Sunfire. In addition, the cost of maintenance, including insurance, on 2001 Pontiac Sunfire would be higher. At 3,123 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 104 more horse power than 2001 Pontiac Sunfire. (148 HP @ 5600 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2001 Pontiac Sunfire. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 441 kg more than 2001 Pontiac Sunfire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Audi A4 (330 Nm @ 3250 RPM) has 127 more torque (in Nm) than 2001 Pontiac Sunfire. (203 Nm @ 4400 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2001 Pontiac Sunfire.
Compare all specifications:
| 2007 Audi A4 | 2001 Pontiac Sunfire | |
| Make | Audi | Pontiac |
| Model | A4 | Sunfire |
| Year Released | 2007 | 2001 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2398 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 148 HP |
| Engine RPM | 5100 RPM | 5600 RPM |
| Torque | 330 Nm | 203 Nm |
| Torque RPM | 3250 RPM | 4400 RPM |
| Engine Bore Size | 84.5 mm | 90 mm |
| Engine Stroke Size | 92.8 mm | 94 mm |
| Engine Compression Ratio | 12.5:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1698 kg | 1257 kg |
| Vehicle Length | 4580 mm | 4630 mm |
| Vehicle Width | 1400 mm | 1740 mm |
| Vehicle Height | 1780 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 2650 mm |
| Fuel Tank Capacity | 70 L | 54 L |
