1999 Alpina B 10 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 Alpina B 10. In addition, the cost of maintenance, including insurance, on 1999 Alpina B 10 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 843 more horse power than 1999 Alpina B 10. (342 HP @ 5700 RPM) In normal driving conditions, 2001 Lotec Sirius should accelerate faster than 1999 Alpina B 10. With that said, vehicle weight also plays an important factor in acceleration. 1999 Alpina B 10 weights approximately 410 kg more than 2001 Lotec Sirius.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 856 more torque (in Nm) than 1999 Alpina B 10. (490 Nm @ 3700 RPM). This means 2001 Lotec Sirius will have an easier job in driving up hills or pulling heavy equipment than 1999 Alpina B 10.
Compare all specifications:
| 1999 Alpina B 10 | 2001 Lotec Sirius | |
| Make | Alpina | Lotec |
| Model | B 10 | Sirius |
| Year Released | 1999 | 2001 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4618 cc | 5987 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Horse Power | 342 HP | 1185 HP |
| Engine RPM | 5700 RPM | 6800 RPM |
| Torque | 490 Nm | 1346 Nm |
| Torque RPM | 3700 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1690 kg | 1280 kg |
| Vehicle Length | 4780 mm | 4130 mm |
| Vehicle Width | 1810 mm | 2090 mm |
| Vehicle Height | 1440 mm | 1130 mm |
