2008 Acura RDX vs. 1990 Mazda RX-7
To start off, 2008 Acura RDX is newer by 18 year(s). Which means there will be less support and parts availability for 1990 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1990 Mazda RX-7 would be higher. At 2,616 cc, 1990 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 2008 Acura RDX (240 HP @ 6000 RPM) has 92 more horse power than 1990 Mazda RX-7. (148 HP @ 6500 RPM). In normal driving conditions, 2008 Acura RDX should accelerate faster than 1990 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2008 Acura RDX weights approximately 220 kg more than 1990 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 1990 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2008 Acura RDX 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, 2008 Acura RDX (353 Nm @ 4500 RPM) has 167 more torque (in Nm) than 1990 Mazda RX-7. (186 Nm @ 3000 RPM). This means 2008 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 1990 Mazda RX-7. 2008 Acura RDX has automatic transmission and 1990 Mazda RX-7 has manual transmission. 1990 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Acura RDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Acura RDX | 1990 Mazda RX-7 | |
| Make | Acura | Mazda |
| Model | RDX | RX-7 |
| Year Released | 2008 | 1990 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 240 HP | 148 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 353 Nm | 186 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1230 kg |
| Vehicle Length | 4600 mm | 4320 mm |
| Vehicle Width | 1880 mm | 1700 mm |
| Vehicle Height | 1660 mm | 1270 mm |
| Wheelbase Size | 2660 mm | 2440 mm |
