1989 Buick Riviera vs. 2001 GMC Sierra
To start off, 2001 GMC Sierra is newer by 12 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 5,967 cc (8 cylinders), 2001 GMC Sierra is equipped with a bigger engine. In terms of performance, 2001 GMC Sierra (321 HP @ 5000 RPM) has 156 more horse power than 1989 Buick Riviera. (165 HP @ 4800 RPM) In normal driving conditions, 2001 GMC Sierra should accelerate faster than 1989 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 2001 GMC Sierra weights approximately 746 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 2001 GMC Sierra 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, 2001 GMC 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, 2001 GMC Sierra (370 Nm @ 4000 RPM) has 85 more torque (in Nm) than 1989 Buick Riviera. (285 Nm @ 2000 RPM). This means 2001 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1989 Buick Riviera.
Compare all specifications:
| 1989 Buick Riviera | 2001 GMC Sierra | |
| Make | Buick | GMC |
| Model | Riviera | Sierra |
| Year Released | 1989 | 2001 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 5967 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 165 HP | 321 HP |
| Engine RPM | 4800 RPM | 5000 RPM |
| Torque | 285 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1524 kg | 2270 kg |
| Vehicle Length | 5040 mm | 6270 mm |
| Vehicle Width | 1830 mm | 2000 mm |
| Wheelbase Size | 2760 mm | 3650 mm |
