1980 Audi UR vs. 2004 Audi S4
To start off, 2004 Audi S4 is newer by 24 year(s). Which means there will be less support and parts availability for 1980 Audi UR. In addition, the cost of maintenance, including insurance, on 1980 Audi UR would be higher. At 4,162 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (339 HP @ 7000 RPM) has 142 more horse power than 1980 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 2004 Audi S4 should accelerate faster than 1980 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 515 kg more than 1980 Audi UR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2004 Audi S4 (410 Nm @ 3500 RPM) has 124 more torque (in Nm) than 1980 Audi UR. (286 Nm @ 3500 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1980 Audi UR. 2004 Audi S4 has automatic transmission and 1980 Audi UR has manual transmission. 1980 Audi UR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1980 Audi UR | 2004 Audi S4 | |
| Make | Audi | Audi |
| Model | UR | S4 |
| Year Released | 1980 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 4162 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 197 HP | 339 HP |
| Engine RPM | 5500 RPM | 7000 RPM |
| Torque | 286 Nm | 410 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 79.5 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1765 kg |
| Vehicle Length | 4430 mm | 4590 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1360 mm | 1430 mm |
| Wheelbase Size | 2530 mm | 2470 mm |
| Fuel Tank Capacity | 70 L | 63 L |
