1991 Porsche 911 vs. 1989 Rover Montego
To start off, 1991 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 1989 Rover Montego. In addition, the cost of maintenance, including insurance, on 1989 Rover Montego would be higher. At 3,163 cc (6 cylinders), 1991 Porsche 911 is equipped with a bigger engine. In terms of performance, 1991 Porsche 911 (228 HP @ 5900 RPM) has 111 more horse power than 1989 Rover Montego. (117 HP @ 5500 RPM). In normal driving conditions, 1991 Porsche 911 should accelerate faster than 1989 Rover Montego. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 911 weights approximately 95 kg more than 1989 Rover Montego. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Porsche 911 (286 Nm @ 4800 RPM) has 104 more torque (in Nm) than 1989 Rover Montego. (182 Nm @ 2800 RPM). This means 1991 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Rover Montego.
Compare all specifications:
| 1991 Porsche 911 | 1989 Rover Montego | |
| Make | Porsche | Rover |
| Model | 911 | Montego |
| Year Released | 1991 | 1989 |
| Engine Position | Rear | Front |
| Engine Size | 3163 cc | 1992 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 228 HP | 117 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 286 Nm | 182 Nm |
| Torque RPM | 4800 RPM | 2800 RPM |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1175 kg | 1080 kg |
| Vehicle Length | 4300 mm | 4470 mm |
| Vehicle Width | 1660 mm | 1720 mm |
| Vehicle Height | 1260 mm | 1430 mm |
