2001 Audi A4 vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Audi A4. In addition, the cost of maintenance, including insurance, on 2001 Audi A4 would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 55 more horse power than 2001 Audi A4. (247 HP @ 4000 RPM) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2001 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A4 weights approximately 15 kg more than 2009 Cadillac STS.
Because 2009 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2001 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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 Cadillac STS (369 Nm @ 5200 RPM) has 39 more torque (in Nm) than 2001 Audi A4. (330 Nm @ 1400 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A4. 2009 Cadillac STS has automatic transmission and 2001 Audi A4 has manual transmission. 2001 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Audi A4 | 2009 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | A4 | STS |
| Year Released | 2001 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 3599 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 247 HP | 302 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 330 Nm | 369 Nm |
| Torque RPM | 1400 RPM | 5200 RPM |
| Engine Compression Ratio | 18.5:1 | 11.3:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1650 kg | 1635 kg |
| Vehicle Length | 4550 mm | 5000 mm |
| Vehicle Width | 1770 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2960 mm |
| Fuel Tank Capacity | 70 L | 64 L |
