2007 Alpina D3 vs. 1991 Rover 100
To start off, 2007 Alpina D3 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Rover 100. In addition, the cost of maintenance, including insurance, on 1991 Rover 100 would be higher. At 3,347 cc (6 cylinders), 2007 Alpina D3 is equipped with a bigger engine. In terms of performance, 2007 Alpina D3 (301 HP @ 6300 RPM) has 199 more horse power than 1991 Rover 100. (102 HP @ 6000 RPM). In normal driving conditions, 2007 Alpina D3 should accelerate faster than 1991 Rover 100. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alpina D3 weights approximately 655 kg more than 1991 Rover 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Alpina D3 (362 Nm @ 4800 RPM) has 227 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 2007 Alpina D3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 2007 Alpina D3 | 1991 Rover 100 | |
| Make | Alpina | Rover |
| Model | D3 | 100 |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3347 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 102 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 362 Nm | 135 Nm |
| Torque RPM | 4800 RPM | 5000 RPM |
| Engine Bore Size | 87 mm | 75 mm |
| Engine Stroke Size | 93.9 mm | 79 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1525 kg | 870 kg |
| Vehicle Length | 4480 mm | 3530 mm |
| Vehicle Width | 1750 mm | 1570 mm |
| Vehicle Height | 1420 mm | 1380 mm |
