1998 Buick Riviera vs. 2007 Subaru B9 Tribeca
To start off, 2007 Subaru B9 Tribeca is newer by 9 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, 2007 Subaru B9 Tribeca (245 HP @ 6600 RPM) has 120 more horse power than 1998 Buick Riviera. (125 HP @ 4000 RPM) In normal driving conditions, 2007 Subaru B9 Tribeca should accelerate faster than 1998 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1998 Buick Riviera weights approximately 33 kg more than 2007 Subaru B9 Tribeca.
Because 2007 Subaru B9 Tribeca is four wheel drive (4WD), it will have significant more traction and grip than 1998 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 2007 Subaru B9 Tribeca 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, 2007 Subaru B9 Tribeca (292 Nm @ 4200 RPM) has 5 more torque (in Nm) than 1998 Buick Riviera. (287 Nm @ 2000 RPM). This means 2007 Subaru B9 Tribeca will have an easier job in driving up hills or pulling heavy equipment than 1998 Buick Riviera.
Compare all specifications:
| 1998 Buick Riviera | 2007 Subaru B9 Tribeca | |
| Make | Buick | Subaru |
| Model | Riviera | B9 Tribeca |
| Year Released | 1998 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 4130 cc | 2999 cc |
| Engine Type | V | boxer |
| Horse Power | 125 HP | 245 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 287 Nm | 292 Nm |
| Torque RPM | 2000 RPM | 4200 RPM |
| Engine Bore Size | 100.7 mm | 89 mm |
| Engine Stroke Size | 86.4 mm | 80 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1666 kg | 1633 kg |
| Vehicle Length | 5230 mm | 4830 mm |
| Vehicle Width | 2040 mm | 1880 mm |
| Vehicle Height | 1380 mm | 1690 mm |
| Wheelbase Size | 2780 mm | 2750 mm |
| Fuel Tank Capacity | 88 L | 64 L |
