1991 Buick Riviera vs. 2009 Audi A4
To start off, 2009 Audi A4 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 A4 (252 HP @ 6500 RPM) has 82 more horse power than 1991 Buick Riviera. (170 HP @ 4800 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 1991 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Riviera weights approximately 360 kg more than 2009 Audi A4.
Because 2009 Audi A4 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, 2009 Audi A4 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, 2009 Audi A4 (330 Nm @ 3250 RPM) has 45 more torque (in Nm) than 1991 Buick Riviera. (285 Nm @ 3200 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Riviera.
Compare all specifications:
1991 Buick Riviera | 2009 Audi A4 | |
Make | Buick | Audi |
Model | Riviera | A4 |
Year Released | 1991 | 2009 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 3800 cc | 3189 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | V |
Horse Power | 170 HP | 252 HP |
Engine RPM | 4800 RPM | 6500 RPM |
Torque | 285 Nm | 330 Nm |
Torque RPM | 3200 RPM | 3250 RPM |
Engine Bore Size | 96.5 mm | 84.5 mm |
Engine Stroke Size | 86.4 mm | 92.8 mm |
Engine Compression Ratio | 8.5:1 | 12.5:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Front | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1520 kg | 1160 kg |
Vehicle Length | 5040 mm | 4550 mm |
Vehicle Width | 1830 mm | 1780 mm |
Vehicle Height | 1350 mm | 1430 mm |
Wheelbase Size | 2760 mm | 2660 mm |