2003 Pontiac Vibe vs. 1981 Porsche 911
To start off, 2003 Pontiac Vibe is newer by 22 year(s). Which means there will be less support and parts availability for 1981 Porsche 911. In addition, the cost of maintenance, including insurance, on 1981 Porsche 911 would be higher. At 3,164 cc (6 cylinders), 1981 Porsche 911 is equipped with a bigger engine. In terms of performance, 1981 Porsche 911 (232 HP @ 5900 RPM) has 109 more horse power than 2003 Pontiac Vibe. (123 HP @ 6000 RPM) In normal driving conditions, 1981 Porsche 911 should accelerate faster than 2003 Pontiac Vibe. With that said, vehicle weight also plays an important factor in acceleration. 1981 Porsche 911 weights approximately 35 kg more than 2003 Pontiac Vibe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Pontiac Vibe is four wheel drive (4WD), it will have significant more traction and grip than 1981 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2003 Pontiac Vibe 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, 1981 Porsche 911 (284 Nm @ 4800 RPM) has 124 more torque (in Nm) than 2003 Pontiac Vibe. (160 Nm @ 4200 RPM). This means 1981 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 Pontiac Vibe.
Compare all specifications:
| 2003 Pontiac Vibe | 1981 Porsche 911 | |
| Make | Pontiac | Porsche |
| Model | Vibe | 911 |
| Year Released | 2003 | 1981 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1796 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 123 HP | 232 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 160 Nm | 284 Nm |
| Torque RPM | 4200 RPM | 4800 RPM |
| Engine Bore Size | 79 mm | 95 mm |
| Engine Stroke Size | 91 mm | 74.4 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1225 kg | 1260 kg |
| Vehicle Length | 4370 mm | 4300 mm |
| Vehicle Width | 1780 mm | 1660 mm |
| Vehicle Height | 1610 mm | 1330 mm |
| Wheelbase Size | 2610 mm | 2270 mm |
| Fuel Tank Capacity | 45 L | 80 L |
