1984 Ford Sierra vs. 1994 Infiniti Q45
To start off, 1994 Infiniti Q45 is newer by 10 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 4,493 cc (8 cylinders), 1994 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1994 Infiniti Q45 (277 HP @ 6000 RPM) has 211 more horse power than 1984 Ford Sierra. (66 HP @ 4200 RPM) In normal driving conditions, 1994 Infiniti Q45 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1994 Infiniti Q45 weights approximately 515 kg more than 1984 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1994 Infiniti Q45 (396 Nm @ 4000 RPM) has 256 more torque (in Nm) than 1984 Ford Sierra. (140 Nm @ 2000 RPM). This means 1994 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 1994 Infiniti Q45 has automatic transmission and 1984 Ford Sierra has manual transmission. 1984 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1994 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1984 Ford Sierra | 1994 Infiniti Q45 | |
| Make | Ford | Infiniti |
| Model | Sierra | Q45 |
| Year Released | 1984 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 2304 cc | 4493 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 66 HP | 277 HP |
| Engine RPM | 4200 RPM | 6000 RPM |
| Torque | 140 Nm | 396 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 94 mm | 93 mm |
| Engine Stroke Size | 83 mm | 82.7 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1235 kg | 1750 kg |
| Vehicle Length | 4510 mm | 5080 mm |
| Vehicle Width | 1740 mm | 1830 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2620 mm | 2890 mm |
| Fuel Tank Capacity | 60 L | 72 L |
