1981 Alfa Romeo GTV6 vs. 2006 Lexus IS
To start off, 2006 Lexus IS is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Alfa Romeo GTV6. In addition, the cost of maintenance, including insurance, on 1981 Alfa Romeo GTV6 would be higher. At 2,492 cc (6 cylinders), 1981 Alfa Romeo GTV6 is equipped with a bigger engine. In terms of performance, 2006 Lexus IS (205 HP @ 6400 RPM) has 47 more horse power than 1981 Alfa Romeo GTV6. (158 HP @ 5600 RPM) In normal driving conditions, 2006 Lexus IS should accelerate faster than 1981 Alfa Romeo GTV6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus IS weights approximately 337 kg more than 1981 Alfa Romeo GTV6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Lexus IS is four wheel drive (4WD), it will have significant more traction and grip than 1981 Alfa Romeo GTV6. In wet, icy, snow, or gravel driving conditions, 2006 Lexus IS 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, 2006 Lexus IS (251 Nm @ 4800 RPM) has 37 more torque (in Nm) than 1981 Alfa Romeo GTV6. (214 Nm @ 4000 RPM). This means 2006 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 1981 Alfa Romeo GTV6.
Compare all specifications:
| 1981 Alfa Romeo GTV6 | 2006 Lexus IS | |
| Make | Alfa Romeo | Lexus |
| Model | GTV6 | IS |
| Year Released | 1981 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2491 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 158 HP | 205 HP |
| Engine RPM | 5600 RPM | 6400 RPM |
| Torque | 214 Nm | 251 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Engine Bore Size | 88 mm | 91.4 mm |
| Engine Stroke Size | 68.3 mm | 86 mm |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1210 kg | 1547 kg |
| Vehicle Length | 4270 mm | 4580 mm |
| Vehicle Width | 1670 mm | 1810 mm |
| Vehicle Height | 1340 mm | 1450 mm |
| Wheelbase Size | 2410 mm | 2740 mm |
| Fuel Tank Capacity | 75 L | 65 L |
