2005 Alfa Romeo 156 vs. 1998 Buick Riviera
To start off, 2005 Alfa Romeo 156 is newer by 7 year(s). Which means there will be less support and parts availability for 1998 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1998 Buick Riviera would be higher. At 4,130 cc (6 cylinders), 1998 Buick Riviera is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (148 HP @ 6300 RPM) has 23 more horse power than 1998 Buick Riviera. (125 HP @ 4000 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 1998 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1998 Buick Riviera weights approximately 346 kg more than 2005 Alfa Romeo 156.
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, 1998 Buick Riviera (287 Nm @ 2000 RPM) has 106 more torque (in Nm) than 2005 Alfa Romeo 156. (181 Nm @ 3800 RPM). This means 1998 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 1998 Buick Riviera | |
| Make | Alfa Romeo | Buick |
| Model | 156 | Riviera |
| Year Released | 2005 | 1998 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 4130 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 125 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 181 Nm | 287 Nm |
| Torque RPM | 3800 RPM | 2000 RPM |
| Engine Compression Ratio | 10.0:1 | 8.0:1 |
| Top Speed | 214 km/hour | 161 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1666 kg |
| Vehicle Length | 4440 mm | 5230 mm |
| Vehicle Width | 1750 mm | 2040 mm |
| Vehicle Height | 1440 mm | 1380 mm |
| Wheelbase Size | 2550 mm | 2780 mm |
| Fuel Tank Capacity | 63 L | 88 L |
