1999 Audi A4 vs. 2001 Lotec Sirius
To start off, 2001 Lotec Sirius is newer by 2 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 5,987 cc (12 cylinders), 2001 Lotec Sirius is equipped with a bigger engine. In terms of performance, 2001 Lotec Sirius (1,185 HP @ 6800 RPM) has 938 more horse power than 1999 Audi A4. (247 HP @ 4150 RPM) In normal driving conditions, 2001 Lotec Sirius should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi A4 weights approximately 55 kg more than 2001 Lotec Sirius.
Because 2001 Lotec Sirius 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 2001 Lotec Sirius. However, in wet, icy, snow, or gravel driving conditions, 1999 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, 2001 Lotec Sirius (1,346 Nm @ 3400 RPM) has 1025 more torque (in Nm) than 1999 Audi A4. (321 Nm @ 1900 RPM). This means 2001 Lotec Sirius will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4. 1999 Audi A4 has automatic transmission and 2001 Lotec Sirius has manual transmission. 2001 Lotec Sirius will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi A4 | 2001 Lotec Sirius | |
| Make | Audi | Lotec |
| Model | A4 | Sirius |
| Year Released | 1999 | 2001 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1896 cc | 5987 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 247 HP | 1185 HP |
| Engine RPM | 4150 RPM | 6800 RPM |
| Torque | 321 Nm | 1346 Nm |
| Torque RPM | 1900 RPM | 3400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1335 kg | 1280 kg |
| Vehicle Length | 4480 mm | 4130 mm |
| Vehicle Width | 1740 mm | 2090 mm |
| Vehicle Height | 1420 mm | 1130 mm |
