1991 Ford Sierra vs. 2011 Land Rover Defender
To start off, 2011 Land Rover Defender is newer by 20 year(s). Which means there will be less support and parts availability for 1991 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1991 Ford Sierra would be higher. At 2,402 cc (4 cylinders), 2011 Land Rover Defender is equipped with a bigger engine. In terms of performance, 2011 Land Rover Defender (120 HP @ 3500 RPM) has 46 more horse power than 1991 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 2011 Land Rover Defender should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Land Rover Defender weights approximately 1693 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Land Rover Defender is four wheel drive (4WD), it will have significant more traction and grip than 1991 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2011 Land Rover Defender 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, 2011 Land Rover Defender (360 Nm @ 2000 RPM) has 237 more torque (in Nm) than 1991 Ford Sierra. (123 Nm @ 2900 RPM). This means 2011 Land Rover Defender will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 2011 Land Rover Defender | |
| Make | Ford | Land Rover |
| Model | Sierra | Defender |
| Year Released | 1991 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1597 cc | 2402 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 120 HP |
| Engine RPM | 4900 RPM | 3500 RPM |
| Torque | 123 Nm | 360 Nm |
| Torque RPM | 2900 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1015 kg | 2708 kg |
| Vehicle Length | 4430 mm | 4650 mm |
| Vehicle Width | 1700 mm | 2030 mm |
| Vehicle Height | 1370 mm | 2030 mm |
| Wheelbase Size | 2620 mm | 2800 mm |
