1991 Mazda RX-7 vs. 1986 Oldsmobile Ninety-Eight
To start off, 1991 Mazda RX-7 is newer by 5 year(s). Which means there will be less support and parts availability for 1986 Oldsmobile Ninety-Eight. In addition, the cost of maintenance, including insurance, on 1986 Oldsmobile Ninety-Eight would be higher. At 3,791 cc (6 cylinders), 1986 Oldsmobile Ninety-Eight is equipped with a bigger engine. In terms of performance, 1991 Mazda RX-7 (197 HP @ 6500 RPM) has 58 more horse power than 1986 Oldsmobile Ninety-Eight. (139 HP @ 4400 RPM). In normal driving conditions, 1991 Mazda RX-7 should accelerate faster than 1986 Oldsmobile Ninety-Eight. With that said, vehicle weight also plays an important factor in acceleration. 1986 Oldsmobile Ninety-Eight weights approximately 190 kg more than 1991 Mazda RX-7.
Because 1991 Mazda RX-7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Mazda RX-7. However, in wet, icy, snow, or gravel driving conditions, 1986 Oldsmobile Ninety-Eight, being front wheel drive (FWD), will offer much better control with better grip. 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, both vehicles can yield 271 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 1986 Oldsmobile Ninety-Eight has automatic transmission and 1991 Mazda RX-7 has manual transmission. 1991 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1986 Oldsmobile Ninety-Eight will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Mazda RX-7 | 1986 Oldsmobile Ninety-Eight | |
| Make | Mazda | Oldsmobile |
| Model | RX-7 | Ninety-Eight |
| Year Released | 1991 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2616 cc | 3791 cc |
| Engine Type | dual-disk rotary | V |
| Horse Power | 197 HP | 139 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Torque | 271 Nm | 271 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1300 kg | 1490 kg |
| Vehicle Length | 4320 mm | 5010 mm |
| Vehicle Width | 1700 mm | 1850 mm |
| Vehicle Height | 1270 mm | 1410 mm |
| Wheelbase Size | 2440 mm | 2830 mm |
