2008 Mazda CX-9 vs. 1991 Rover 400
To start off, 2008 Mazda CX-9 is newer by 17 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 3,726 cc (6 cylinders), 2008 Mazda CX-9 is equipped with a bigger engine. In terms of performance, 2008 Mazda CX-9 (270 HP @ 6250 RPM) has 176 more horse power than 1991 Rover 400. (94 HP @ 6250 RPM). In normal driving conditions, 2008 Mazda CX-9 should accelerate faster than 1991 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mazda CX-9 weights approximately 171 kg more than 1991 Rover 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Mazda CX-9 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Rover 400. In wet, icy, snow, or gravel driving conditions, 2008 Mazda CX-9 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, 2008 Mazda CX-9 (370 Nm @ 4500 RPM) has 246 more torque (in Nm) than 1991 Rover 400. (124 Nm @ 4000 RPM). This means 2008 Mazda CX-9 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 400. 2008 Mazda CX-9 has automatic transmission and 1991 Rover 400 has manual transmission. 1991 Rover 400 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mazda CX-9 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Mazda CX-9 | 1991 Rover 400 | |
| Make | Mazda | Rover |
| Model | CX-9 | 400 |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3726 cc | 1395 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 270 HP | 94 HP |
| Engine RPM | 6250 RPM | 6250 RPM |
| Torque | 370 Nm | 124 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Vehicle Weight | 1191 kg | 1020 kg |
| Vehicle Length | 5080 mm | 4370 mm |
| Vehicle Width | 1940 mm | 1690 mm |
| Vehicle Height | 1730 mm | 1410 mm |
| Wheelbase Size | 2880 mm | 2560 mm |
