1991 Audi S2 vs. 2004 Aston Martin DB9
To start off, 2004 Aston Martin DB9 is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Audi S2. In addition, the cost of maintenance, including insurance, on 1991 Audi S2 would be higher. At 5,935 cc (12 cylinders), 2004 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2004 Aston Martin DB9 (454 HP @ 6000 RPM) has 238 more horse power than 1991 Audi S2. (216 HP @ 5900 RPM) In normal driving conditions, 2004 Aston Martin DB9 should accelerate faster than 1991 Audi S2. With that said, vehicle weight also plays an important factor in acceleration. 2004 Aston Martin DB9 weights approximately 296 kg more than 1991 Audi S2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 1991 Audi S2 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, 2004 Aston Martin DB9 (570 Nm @ 5000 RPM) has 261 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 2004 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2. 2004 Aston Martin DB9 has automatic transmission and 1991 Audi S2 has manual transmission. 1991 Audi S2 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Aston Martin DB9 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi S2 | 2004 Aston Martin DB9 | |
| Make | Audi | Aston Martin |
| Model | S2 | DB9 |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 5935 cc |
| Engine Cylinders | 5 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 216 HP | 454 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 309 Nm | 570 Nm |
| Torque RPM | 1950 RPM | 5000 RPM |
| Engine Bore Size | 81.1 mm | 89 mm |
| Engine Stroke Size | 86.4 mm | 79.5 mm |
| Engine Compression Ratio | 9.3:1 | 10.3:1 |
| Acceleration 0-100mph | 6.1 seconds | 5.1 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1716 kg |
| Vehicle Length | 4410 mm | 4720 mm |
| Vehicle Width | 1720 mm | 1880 mm |
| Vehicle Height | 1380 mm | 1320 mm |
| Wheelbase Size | 2560 mm | 2750 mm |
| Fuel Tank Capacity | 70 L | 85 L |
