2005 Alpina B3 vs. 1991 Mitsubishi Sigma
To start off, 2005 Alpina B3 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Mitsubishi Sigma. In addition, the cost of maintenance, including insurance, on 1991 Mitsubishi Sigma would be higher. At 3,346 cc (6 cylinders), 2005 Alpina B3 is equipped with a bigger engine. In terms of performance, 2005 Alpina B3 (301 HP @ 6300 RPM) has 99 more horse power than 1991 Mitsubishi Sigma. (202 HP @ 6000 RPM). In normal driving conditions, 2005 Alpina B3 should accelerate faster than 1991 Mitsubishi Sigma. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina B3 weights approximately 370 kg more than 1991 Mitsubishi Sigma. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Alpina B3 (362 Nm @ 4800 RPM) has 92 more torque (in Nm) than 1991 Mitsubishi Sigma. (270 Nm @ 3000 RPM). This means 2005 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mitsubishi Sigma.
Compare all specifications:
| 2005 Alpina B3 | 1991 Mitsubishi Sigma | |
| Make | Alpina | Mitsubishi |
| Model | B3 | Sigma |
| Year Released | 2005 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2972 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 202 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 362 Nm | 270 Nm |
| Torque RPM | 4800 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1950 kg | 1580 kg |
| Vehicle Length | 4480 mm | 4760 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2730 mm | 2730 mm |
