2001 BMW Z18 vs. 1991 Saturn Sedan
To start off, 2001 BMW Z18 is newer by 10 year(s). Which means there will be less support and parts availability for 1991 Saturn Sedan. In addition, the cost of maintenance, including insurance, on 1991 Saturn Sedan would be higher. At 4,400 cc (8 cylinders), 2001 BMW Z18 is equipped with a bigger engine. In terms of performance, 2001 BMW Z18 (323 HP @ 7400 RPM) has 238 more horse power than 1991 Saturn Sedan. (85 HP @ 6800 RPM). In normal driving conditions, 2001 BMW Z18 should accelerate faster than 1991 Saturn Sedan. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW Z18 weights approximately 607 kg more than 1991 Saturn Sedan. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 BMW Z18 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Saturn Sedan. In wet, icy, snow, or gravel driving conditions, 2001 BMW Z18 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, 2001 BMW Z18 (340 Nm) has 195 more torque (in Nm) than 1991 Saturn Sedan. (145 Nm). This means 2001 BMW Z18 will have an easier job in driving up hills or pulling heavy equipment than 1991 Saturn Sedan.
Compare all specifications:
| 2001 BMW Z18 | 1991 Saturn Sedan | |
| Make | BMW | Saturn |
| Model | Z18 | Sedan |
| Year Released | 2001 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 4400 cc | 1901 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 323 HP | 85 HP |
| Engine RPM | 7400 RPM | 6800 RPM |
| Torque | 340 Nm | 145 Nm |
| Drive Type | 4WD | Front |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1700 kg | 1093 kg |
| Wheelbase Size | 2730 mm | 2610 mm |
