1991 Audi Coupe vs. 1978 Opel Senator
To start off, 1991 Audi Coupe is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Opel Senator. In addition, the cost of maintenance, including insurance, on 1978 Opel Senator would be higher. At 2,969 cc (6 cylinders), 1978 Opel Senator is equipped with a bigger engine. In terms of performance, 1991 Audi Coupe (175 HP @ 5500 RPM) has 5 more horse power than 1978 Opel Senator. (170 HP @ 5400 RPM). In normal driving conditions, 1991 Audi Coupe should accelerate faster than 1978 Opel Senator. With that said, vehicle weight also plays an important factor in acceleration. 1978 Opel Senator weights approximately 20 kg more than 1991 Audi Coupe.
Because 1991 Audi Coupe is four wheel drive (4WD), it will have significant more traction and grip than 1978 Opel Senator. In wet, icy, snow, or gravel driving conditions, 1991 Audi Coupe 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, 1991 Audi Coupe (249 Nm @ 3000 RPM) has 1 more torque (in Nm) than 1978 Opel Senator. (248 Nm @ 4200 RPM). This means 1991 Audi Coupe will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Senator.
Compare all specifications:
| 1991 Audi Coupe | 1978 Opel Senator | |
| Make | Audi | Opel |
| Model | Coupe | Senator |
| Year Released | 1991 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 2969 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 175 HP | 170 HP |
| Engine RPM | 5500 RPM | 5400 RPM |
| Torque | 249 Nm | 248 Nm |
| Torque RPM | 3000 RPM | 4200 RPM |
| Engine Bore Size | 82.5 mm | 95.1 mm |
| Engine Stroke Size | 86.4 mm | 69.8 mm |
| Engine Compression Ratio | 10.0:1 | 6.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1320 kg | 1340 kg |
| Vehicle Length | 4370 mm | 4820 mm |
| Vehicle Width | 1720 mm | 1730 mm |
| Vehicle Height | 1370 mm | 1390 mm |
| Wheelbase Size | 2560 mm | 2740 mm |
