2009 Audi A5 vs. 1991 Buick Riviera
To start off, 2009 Audi A5 is newer by 18 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, 2009 Audi A5 (187 HP @ 3500 RPM) has 17 more horse power than 1991 Buick Riviera. (170 HP @ 4800 RPM). In normal driving conditions, 2009 Audi A5 should accelerate faster than 1991 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A5 weights approximately 55 kg more than 1991 Buick Riviera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2009 Audi A5 (400 Nm @ 1400 RPM) has 115 more torque (in Nm) than 1991 Buick Riviera. (285 Nm @ 3200 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Riviera.
Compare all specifications:
2009 Audi A5 | 1991 Buick Riviera | |
Make | Audi | Buick |
Model | A5 | Riviera |
Year Released | 2009 | 1991 |
Body Type | Coupe | Coupe |
Engine Position | Front | Front |
Engine Size | 2698 cc | 3800 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | V |
Horse Power | 187 HP | 170 HP |
Engine RPM | 3500 RPM | 4800 RPM |
Torque | 400 Nm | 285 Nm |
Torque RPM | 1400 RPM | 3200 RPM |
Engine Bore Size | 83 mm | 96.5 mm |
Engine Stroke Size | 83.1 mm | 86.4 mm |
Engine Compression Ratio | 16.8:1 | 8.5:1 |
Fuel Type | Diesel | Gasoline |
Drive Type | Front | Front |
Number of Seats | 4 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1575 kg | 1520 kg |
Vehicle Length | 4630 mm | 5040 mm |
Vehicle Width | 1860 mm | 1830 mm |
Vehicle Height | 1380 mm | 1350 mm |
Wheelbase Size | 2760 mm | 2760 mm |