2007 BMW X5 vs. 1991 Buick Riviera
To start off, 2007 BMW X5 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1991 Buick Riviera would be higher. At 3,800 cc (6 cylinders), 1991 Buick Riviera is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (201 HP @ 4000 RPM) has 31 more horse power than 1991 Buick Riviera. (170 HP @ 4800 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1991 Buick Riviera.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 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, 2007 BMW X5 (480 Nm @ 1750 RPM) has 195 more torque (in Nm) than 1991 Buick Riviera. (285 Nm @ 3200 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Riviera. 1991 Buick Riviera has automatic transmission and 2007 BMW X5 has manual transmission. 2007 BMW X5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X5 | 1991 Buick Riviera | |
| Make | BMW | Buick |
| Model | X5 | Riviera |
| Year Released | 2007 | 1991 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 201 HP | 170 HP |
| Engine RPM | 4000 RPM | 4800 RPM |
| Torque | 480 Nm | 285 Nm |
| Torque RPM | 1750 RPM | 3200 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Width | 1880 mm | 1830 mm |
