1999 Audi A4 vs. 1981 Isuzu Trooper
To start off, 1999 Audi A4 is newer by 18 year(s). Which means there will be less support and parts availability for 1981 Isuzu Trooper. In addition, the cost of maintenance, including insurance, on 1981 Isuzu Trooper would be higher. At 2,770 cc (4 cylinders), 1981 Isuzu Trooper is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (262 HP @ 5800 RPM) has 162 more horse power than 1981 Isuzu Trooper. (100 HP @ 3700 RPM). In normal driving conditions, 1999 Audi A4 should accelerate faster than 1981 Isuzu Trooper. With that said, vehicle weight also plays an important factor in acceleration. 1981 Isuzu Trooper weights approximately 370 kg more than 1999 Audi A4.
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, 1999 Audi A4 (400 Nm @ 3600 RPM) has 192 more torque (in Nm) than 1981 Isuzu Trooper. (208 Nm @ 2300 RPM). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Isuzu Trooper.
Compare all specifications:
| 1999 Audi A4 | 1981 Isuzu Trooper | |
| Make | Audi | Isuzu |
| Model | A4 | Trooper |
| Year Released | 1999 | 1981 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 2770 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 262 HP | 100 HP |
| Engine RPM | 5800 RPM | 3700 RPM |
| Torque | 400 Nm | 208 Nm |
| Torque RPM | 3600 RPM | 2300 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1400 kg | 1770 kg |
| Vehicle Length | 4480 mm | 4390 mm |
| Vehicle Width | 1740 mm | 1660 mm |
| Vehicle Height | 1420 mm | 1820 mm |
| Wheelbase Size | 2620 mm | 2660 mm |
