1965 Innocenti IM 3 vs. 1985 Pontiac Firebird
To start off, 1985 Pontiac Firebird is newer by 20 year(s). Which means there will be less support and parts availability for 1965 Innocenti IM 3. In addition, the cost of maintenance, including insurance, on 1965 Innocenti IM 3 would be higher. At 2,827 cc (6 cylinders), 1985 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1985 Pontiac Firebird (133 HP @ 5100 RPM) has 77 more horse power than 1965 Innocenti IM 3. (56 HP @ 5500 RPM) In normal driving conditions, 1985 Pontiac Firebird should accelerate faster than 1965 Innocenti IM 3. With that said, vehicle weight also plays an important factor in acceleration. 1985 Pontiac Firebird weights approximately 466 kg more than 1965 Innocenti IM 3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 Pontiac Firebird is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1985 Pontiac Firebird. However, in wet, icy, snow, or gravel driving conditions, 1965 Innocenti IM 3, being front wheel drive (FWD), will offer much better control with better grip. 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, 1985 Pontiac Firebird (223 Nm @ 3600 RPM) has 139 more torque (in Nm) than 1965 Innocenti IM 3. (84 Nm @ 2500 RPM). This means 1985 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1965 Innocenti IM 3.
Compare all specifications:
| 1965 Innocenti IM 3 | 1985 Pontiac Firebird | |
| Make | Innocenti | Pontiac |
| Model | IM 3 | Firebird |
| Year Released | 1965 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 2827 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 56 HP | 133 HP |
| Engine RPM | 5500 RPM | 5100 RPM |
| Torque | 84 Nm | 223 Nm |
| Torque RPM | 2500 RPM | 3600 RPM |
| Engine Bore Size | 64.6 mm | 88.9 mm |
| Engine Stroke Size | 83.7 mm | 75.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 890 kg | 1356 kg |
| Vehicle Length | 3760 mm | 4850 mm |
| Vehicle Width | 1570 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1270 mm |
| Wheelbase Size | 2380 mm | 2740 mm |
