2009 Audi A4 vs. 1991 Opel Frontera
To start off, 2009 Audi A4 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Opel Frontera. In addition, the cost of maintenance, including insurance, on 1991 Opel Frontera would be higher. At 1,998 cc (4 cylinders), 1991 Opel Frontera is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (141 HP @ 4200 RPM) has 27 more horse power than 1991 Opel Frontera. (114 HP @ 5200 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1991 Opel Frontera. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Frontera weights approximately 119 kg more than 2009 Audi A4.
Because 1991 Opel Frontera is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 1991 Opel Frontera 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 (320 Nm @ 1750 RPM) has 150 more torque (in Nm) than 1991 Opel Frontera. (170 Nm @ 2800 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Frontera.
Compare all specifications:
| 2009 Audi A4 | 1991 Opel Frontera | |
| Make | Audi | Opel |
| Model | A4 | Frontera |
| Year Released | 2009 | 1991 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 141 HP | 114 HP |
| Engine RPM | 4200 RPM | 5200 RPM |
| Torque | 320 Nm | 170 Nm |
| Torque RPM | 1750 RPM | 2800 RPM |
| Engine Compression Ratio | 16.5:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1520 kg | 1639 kg |
| Vehicle Length | 4710 mm | 4210 mm |
| Vehicle Width | 1830 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1700 mm |
| Wheelbase Size | 2810 mm | 2470 mm |
| Fuel Tank Capacity | 70 L | 75 L |
