2003 Alfa Romeo 166 vs. 2005 Renault Vel Satis
To start off, 2005 Renault Vel Satis is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 2,387 cc (5 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2005 Renault Vel Satis (168 HP @ 5000 RPM) has 20 more horse power than 2003 Alfa Romeo 166. (148 HP @ 4000 RPM) In normal driving conditions, 2005 Renault Vel Satis should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2005 Renault Vel Satis weights approximately 118 kg more than 2003 Alfa Romeo 166. 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, 2003 Alfa Romeo 166 (300 Nm @ 1800 RPM) has 20 more torque (in Nm) than 2005 Renault Vel Satis. (280 Nm @ 3250 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2005 Renault Vel Satis. 2005 Renault Vel Satis has automatic transmission and 2003 Alfa Romeo 166 has manual transmission. 2003 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Renault Vel Satis will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2005 Renault Vel Satis | |
| Make | Alfa Romeo | Renault |
| Model | 166 | Vel Satis |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1870 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 168 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 300 Nm | 280 Nm |
| Torque RPM | 1800 RPM | 3250 RPM |
| Engine Bore Size | 82 mm | 82.8 mm |
| Engine Stroke Size | 90.4 mm | 93 mm |
| Engine Compression Ratio | 18.5:1 | 9.5:1 |
| Acceleration 0-100mph | 9.9 seconds | 10 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1542 kg | 1660 kg |
| Vehicle Length | 4730 mm | 4870 mm |
| Vehicle Width | 1810 mm | 1870 mm |
| Vehicle Height | 1420 mm | 1580 mm |
| Wheelbase Size | 2600 mm | 2850 mm |
| Fuel Consumption | 6.1 L/100km | 7.3 L/100km |
| Fuel Consumption City | 9.9 L/100km | 14.3 L/100km |
| Fuel Consumption Overall | 7.5 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 69 L | 80 L |
