1976 Pontiac Firebird vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 37 year(s). Which means there will be less support and parts availability for 1976 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1976 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1976 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1976 Pontiac Firebird (285 HP @ 4400 RPM) has 24 more horse power than 2013 BMW X5. (261 HP @ 4200 RPM). In normal driving conditions, 1976 Pontiac Firebird should accelerate faster than 2013 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X5 weights approximately 759 kg more than 1976 Pontiac Firebird.
Because 2013 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 1976 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2013 BMW X5 will offer significantly more control. 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, 2013 BMW X5 (576 Nm @ 2250 RPM) has 155 more torque (in Nm) than 1976 Pontiac Firebird. (421 Nm @ 2400 RPM). This means 2013 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1976 Pontiac Firebird.
Compare all specifications:
| 1976 Pontiac Firebird | 2013 BMW X5 | |
| Make | Pontiac | BMW |
| Model | Firebird | X5 |
| Year Released | 1976 | 2013 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 6547 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 285 HP | 261 HP |
| Engine RPM | 4400 RPM | 4200 RPM |
| Torque | 421 Nm | 576 Nm |
| Torque RPM | 2400 RPM | 2250 RPM |
| Engine Bore Size | 104.7 mm | 84 mm |
| Engine Stroke Size | 95.3 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | AWD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1596 kg | 2355 kg |
| Vehicle Length | 4880 mm | 4857 mm |
| Vehicle Width | 1870 mm | 2197 mm |
| Vehicle Height | 1290 mm | 1776 mm |
| Wheelbase Size | 2750 mm | 2933 mm |
| Fuel Tank Capacity | 76 L | 85 L |
