2007 BMW 523 vs. 1981 Chevrolet Blazer
To start off, 2007 BMW 523 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Chevrolet Blazer. In addition, the cost of maintenance, including insurance, on 1981 Chevrolet Blazer would be higher. At 4,093 cc (6 cylinders), 1981 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 2007 BMW 523 (175 HP @ 5800 RPM) has 46 more horse power than 1981 Chevrolet Blazer. (129 HP @ 4000 RPM). In normal driving conditions, 2007 BMW 523 should accelerate faster than 1981 Chevrolet Blazer. With that said, vehicle weight also plays an important factor in acceleration. 1981 Chevrolet Blazer weights approximately 265 kg more than 2007 BMW 523.
Because 1981 Chevrolet Blazer is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 523. In wet, icy, snow, or gravel driving conditions, 1981 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, 1981 Chevrolet Blazer (285 Nm @ 2000 RPM) has 55 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 1981 Chevrolet Blazer will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523. 1981 Chevrolet Blazer has automatic transmission and 2007 BMW 523 has manual transmission. 2007 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1981 Chevrolet Blazer will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 523 | 1981 Chevrolet Blazer | |
| Make | BMW | Chevrolet |
| Model | 523 | Blazer |
| Year Released | 2007 | 1981 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4093 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 175 HP | 129 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 230 Nm | 285 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1565 kg | 1830 kg |
| Vehicle Length | 4850 mm | 4670 mm |
| Vehicle Width | 1850 mm | 2050 mm |
| Vehicle Height | 1470 mm | 1870 mm |
| Wheelbase Size | 2890 mm | 2710 mm |
