2004 BMW 520 vs. 1991 Chevrolet Blazer
To start off, 2004 BMW 520 is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Chevrolet Blazer. In addition, the cost of maintenance, including insurance, on 1991 Chevrolet Blazer would be higher. At 4,300 cc (6 cylinders), 1991 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 2004 BMW 520 (168 HP @ 6000 RPM) has 10 more horse power than 1991 Chevrolet Blazer. (158 HP @ 4000 RPM). In normal driving conditions, 2004 BMW 520 should accelerate faster than 1991 Chevrolet Blazer. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 520 weights approximately 140 kg more than 1991 Chevrolet Blazer. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Chevrolet Blazer is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 520. In wet, icy, snow, or gravel driving conditions, 1991 Chevrolet Blazer 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, 1991 Chevrolet Blazer (312 Nm @ 2800 RPM) has 102 more torque (in Nm) than 2004 BMW 520. (210 Nm @ 3500 RPM). This means 1991 Chevrolet Blazer will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 520.
Compare all specifications:
| 2004 BMW 520 | 1991 Chevrolet Blazer | |
| Make | BMW | Chevrolet |
| Model | 520 | Blazer |
| Year Released | 2004 | 1991 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 4300 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 168 HP | 158 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 210 Nm | 312 Nm |
| Torque RPM | 3500 RPM | 2800 RPM |
| Engine Bore Size | 80.1 mm | 101.6 mm |
| Engine Stroke Size | 72 mm | 88.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1670 kg | 1530 kg |
| Vehicle Length | 4810 mm | 4500 mm |
| Vehicle Width | 1810 mm | 1670 mm |
| Vehicle Height | 1450 mm | 1630 mm |
| Wheelbase Size | 2840 mm | 2720 mm |
