2001 Lotec Sirius vs. 1977 Pontiac Firebird
To start off, 2001 Lotec Sirius is newer by 24 year(s). Which means there will be less support and parts availability for 1977 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1977 Pontiac Firebird 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 1027 more horse power than 1977 Pontiac Firebird. (158 HP @ 4400 RPM). In normal driving conditions, 2001 Lotec Sirius should accelerate faster than 1977 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1977 Pontiac Firebird weights approximately 316 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 980 more torque (in Nm) than 1977 Pontiac Firebird. (366 Nm @ 2000 RPM). This means 2001 Lotec Sirius will have an easier job in driving up hills or pulling heavy equipment than 1977 Pontiac Firebird.
Compare all specifications:
| 2001 Lotec Sirius | 1977 Pontiac Firebird | |
| Make | Lotec | Pontiac |
| Model | Sirius | Firebird |
| Year Released | 2001 | 1977 |
| Body Type | Coupe | Coupe |
| Engine Position | Middle | Front |
| Engine Size | 5987 cc | 5700 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 1185 HP | 158 HP |
| Engine RPM | 6800 RPM | 4400 RPM |
| Torque | 1346 Nm | 366 Nm |
| Torque RPM | 3400 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1280 kg | 1596 kg |
| Vehicle Length | 4130 mm | 4880 mm |
| Vehicle Width | 2090 mm | 1870 mm |
| Vehicle Height | 1130 mm | 1290 mm |
