1986 Ford Sierra vs. 1996 Mazda RX-7
To start off, 1996 Mazda RX-7 is newer by 10 year(s). Which means there will be less support and parts availability for 1986 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1986 Ford Sierra would be higher. At 2,792 cc (6 cylinders), 1986 Ford Sierra is equipped with a bigger engine. In terms of performance, 1996 Mazda RX-7 (238 HP @ 6500 RPM) has 78 more horse power than 1986 Ford Sierra. (160 HP @ 5700 RPM) In normal driving conditions, 1996 Mazda RX-7 should accelerate faster than 1986 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1996 Mazda RX-7 weights approximately 36 kg more than 1986 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1996 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 1986 Ford Sierra 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, 1996 Mazda RX-7 (296 Nm @ 5000 RPM) has 80 more torque (in Nm) than 1986 Ford Sierra. (216 Nm @ 4300 RPM). This means 1996 Mazda RX-7 will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra.
Compare all specifications:
| 1986 Ford Sierra | 1996 Mazda RX-7 | |
| Make | Ford | Mazda |
| Model | Sierra | RX-7 |
| Year Released | 1986 | 1996 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 2616 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 160 HP | 238 HP |
| Engine RPM | 5700 RPM | 6500 RPM |
| Torque | 216 Nm | 296 Nm |
| Torque RPM | 4300 RPM | 5000 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1266 kg | 1302 kg |
| Vehicle Length | 4430 mm | 4320 mm |
| Vehicle Width | 1730 mm | 1700 mm |
| Wheelbase Size | 2610 mm | 2430 mm |
| Fuel Tank Capacity | 116 L | 77 L |
