1977 Audi 100 vs. 1999 Opel Signum
To start off, 1999 Opel Signum is newer by 22 year(s). Which means there will be less support and parts availability for 1977 Audi 100. In addition, the cost of maintenance, including insurance, on 1977 Audi 100 would be higher. At 3,175 cc (6 cylinders), 1999 Opel Signum is equipped with a bigger engine. In terms of performance, 1999 Opel Signum (208 HP @ 6200 RPM) has 72 more horse power than 1977 Audi 100. (136 HP @ 5700 RPM) In normal driving conditions, 1999 Opel Signum should accelerate faster than 1977 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Signum weights approximately 440 kg more than 1977 Audi 100. 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, 1999 Opel Signum (300 Nm @ 4000 RPM) has 128 more torque (in Nm) than 1977 Audi 100. (172 Nm @ 4200 RPM). This means 1999 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1977 Audi 100. 1999 Opel Signum has automatic transmission and 1977 Audi 100 has manual transmission. 1977 Audi 100 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Audi 100 | 1999 Opel Signum | |
| Make | Audi | Opel |
| Model | 100 | Signum |
| Year Released | 1977 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 3175 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 136 HP | 208 HP |
| Engine RPM | 5700 RPM | 6200 RPM |
| Torque | 172 Nm | 300 Nm |
| Torque RPM | 4200 RPM | 4000 RPM |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1170 kg | 1610 kg |
| Vehicle Length | 4690 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2680 mm | 2840 mm |
| Fuel Tank Capacity | 60 L | 52 L |
