1987 Ford Sierra vs. 2010 Infiniti M
To start off, 2010 Infiniti M is newer by 23 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 4,493 cc (8 cylinders), 2010 Infiniti M is equipped with a bigger engine. In terms of performance, 2010 Infiniti M (325 HP @ 6400 RPM) has 212 more horse power than 1987 Ford Sierra. (113 HP @ 5300 RPM) In normal driving conditions, 2010 Infiniti M should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Infiniti M weights approximately 629 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2010 Infiniti M (456 Nm @ 4000 RPM) has 276 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 2010 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1987 Ford Sierra | 2010 Infiniti M | |
| Make | Ford | Infiniti |
| Model | Sierra | M |
| Year Released | 1987 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2294 cc | 4493 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 113 HP | 325 HP |
| Engine RPM | 5300 RPM | 6400 RPM |
| Torque | 180 Nm | 456 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1090 kg | 1719 kg |
| Vehicle Length | 4400 mm | 4940 mm |
| Vehicle Width | 1680 mm | 1810 mm |
| Vehicle Height | 1370 mm | 1530 mm |
| Wheelbase Size | 2620 mm | 2910 mm |
| Fuel Tank Capacity | 45 L | 76 L |
