1989 Buick Riviera vs. 2005 Mercury Mountaineer
To start off, 2005 Mercury Mountaineer is newer by 16 year(s). Which means there will be less support and parts availability for 1989 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1989 Buick Riviera would be higher. At 3,996 cc (6 cylinders), 2005 Mercury Mountaineer is equipped with a bigger engine. In terms of performance, 2005 Mercury Mountaineer (202 HP @ 5000 RPM) has 37 more horse power than 1989 Buick Riviera. (165 HP @ 4800 RPM) In normal driving conditions, 2005 Mercury Mountaineer should accelerate faster than 1989 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercury Mountaineer weights approximately 525 kg more than 1989 Buick Riviera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercury Mountaineer is four wheel drive (4WD), it will have significant more traction and grip than 1989 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 2005 Mercury Mountaineer 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, 2005 Mercury Mountaineer (339 Nm @ 3000 RPM) has 54 more torque (in Nm) than 1989 Buick Riviera. (285 Nm @ 2000 RPM). This means 2005 Mercury Mountaineer will have an easier job in driving up hills or pulling heavy equipment than 1989 Buick Riviera.
Compare all specifications:
| 1989 Buick Riviera | 2005 Mercury Mountaineer | |
| Make | Buick | Mercury |
| Model | Riviera | Mountaineer |
| Year Released | 1989 | 2005 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 3996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 165 HP | 202 HP |
| Engine RPM | 4800 RPM | 5000 RPM |
| Torque | 285 Nm | 339 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Engine Bore Size | 96.5 mm | 100 mm |
| Engine Stroke Size | 86.4 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 7 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1524 kg | 2049 kg |
| Vehicle Length | 5040 mm | 4860 mm |
| Vehicle Width | 1830 mm | 1840 mm |
| Wheelbase Size | 2760 mm | 2870 mm |
