2001 Lotec Sirius vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 10 year(s). Which means there will be less support and parts availability for 2001 Lotec Sirius. In addition, the cost of maintenance, including insurance, on 2001 Lotec Sirius would be higher. At 6,200 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2001 Lotec Sirius (1,185 HP @ 6800 RPM) has 782 more horse power than 2011 GMC Sierra. (403 HP @ 5700 RPM). In normal driving conditions, 2001 Lotec Sirius should accelerate faster than 2011 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 1072 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 781 more torque (in Nm) than 2011 GMC Sierra. (565 Nm @ 4300 RPM). This means 2001 Lotec Sirius will have an easier job in driving up hills or pulling heavy equipment than 2011 GMC Sierra. 2011 GMC Sierra 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. 2011 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Lotec Sirius | 2011 GMC Sierra | |
| Make | Lotec | GMC |
| Model | Sirius | Sierra |
| Year Released | 2001 | 2011 |
| Body Type | Coupe | Pickup |
| Engine Position | Middle | Front |
| Engine Size | 5987 cc | 6200 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 1185 HP | 403 HP |
| Engine RPM | 6800 RPM | 5700 RPM |
| Torque | 1346 Nm | 565 Nm |
| Torque RPM | 3400 RPM | 4300 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 6-speed shiftable automatic |
| Vehicle Weight | 1280 kg | 2352 kg |
| Vehicle Length | 4130 mm | 5839 mm |
| Vehicle Width | 2090 mm | 2032 mm |
| Vehicle Height | 1130 mm | 1875 mm |
