2005 BMW 325 vs. 1981 Pontiac Firebird
To start off, 2005 BMW 325 is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1981 Pontiac Firebird would be higher. At 3,790 cc (6 cylinders), 1981 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2005 BMW 325 (189 HP @ 7400 RPM) has 79 more horse power than 1981 Pontiac Firebird. (110 HP @ 3800 RPM). In normal driving conditions, 2005 BMW 325 should accelerate faster than 1981 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1981 Pontiac Firebird weights approximately 80 kg more than 2005 BMW 325.
Let's talk about torque, 1981 Pontiac Firebird (256 Nm) has 18 more torque (in Nm) than 2005 BMW 325. (238 Nm). This means 1981 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2005 BMW 325 | 1981 Pontiac Firebird | |
| Make | BMW | Pontiac |
| Model | 325 | Firebird |
| Year Released | 2005 | 1981 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 3790 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 110 HP |
| Engine RPM | 7400 RPM | 3800 RPM |
| Torque | 238 Nm | 256 Nm |
| Engine Bore Size | 84 mm | 96.5 mm |
| Engine Stroke Size | 75 mm | 86.4 mm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1525 kg | 1605 kg |
| Vehicle Length | 4480 mm | 5040 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1260 mm |
| Wheelbase Size | 2730 mm | 2750 mm |
| Fuel Tank Capacity | 63 L | 79 L |
