2007 Daihatsu Sirion vs. 1991 Rover 400
To start off, 2007 Daihatsu Sirion is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Rover 400. In addition, the cost of maintenance, including insurance, on 1991 Rover 400 would be higher. At 1,395 cc (4 cylinders), 1991 Rover 400 is equipped with a bigger engine. In terms of performance, 2007 Daihatsu Sirion (101 HP @ 3600 RPM) has 7 more horse power than 1991 Rover 400. (94 HP @ 6250 RPM). In normal driving conditions, 2007 Daihatsu Sirion should accelerate faster than 1991 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 1991 Rover 400 weights approximately 80 kg more than 2007 Daihatsu Sirion.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2007 Daihatsu Sirion (140 Nm @ 4600 RPM) has 16 more torque (in Nm) than 1991 Rover 400. (124 Nm @ 4000 RPM). This means 2007 Daihatsu Sirion will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 400.
Compare all specifications:
| 2007 Daihatsu Sirion | 1991 Rover 400 | |
| Make | Daihatsu | Rover |
| Model | Sirion | 400 |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1395 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 101 HP | 94 HP |
| Engine RPM | 3600 RPM | 6250 RPM |
| Torque | 140 Nm | 124 Nm |
| Torque RPM | 4600 RPM | 4000 RPM |
| Engine Bore Size | 72 mm | 75 mm |
| Engine Stroke Size | 79.7 mm | 79 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 940 kg | 1020 kg |
| Vehicle Length | 3610 mm | 4370 mm |
| Vehicle Width | 1560 mm | 1690 mm |
| Vehicle Height | 1670 mm | 1410 mm |
| Wheelbase Size | 2440 mm | 2560 mm |
