2007 Cadillac STS vs. 2005 Chevrolet Blazer
To start off, 2007 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Blazer. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Blazer would be higher. At 4,299 cc (6 cylinders), 2005 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (254 HP @ 6500 RPM) has 64 more horse power than 2005 Chevrolet Blazer. (190 HP @ 4400 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2005 Chevrolet Blazer. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Blazer weights approximately 18 kg more than 2007 Cadillac STS.
Because 2007 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2005 Chevrolet Blazer. In wet, icy, snow, or gravel driving conditions, 2007 Cadillac STS 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 Cadillac STS (342 Nm @ 3200 RPM) has 3 more torque (in Nm) than 2005 Chevrolet Blazer. (339 Nm @ 2800 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Blazer. 2007 Cadillac STS has automatic transmission and 2005 Chevrolet Blazer has manual transmission. 2005 Chevrolet Blazer will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Cadillac STS | 2005 Chevrolet Blazer | |
| Make | Cadillac | Chevrolet |
| Model | STS | Blazer |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 4299 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 254 HP | 190 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Torque | 342 Nm | 339 Nm |
| Torque RPM | 3200 RPM | 2800 RPM |
| Engine Bore Size | 94 mm | 101.6 mm |
| Engine Stroke Size | 85.6 mm | 88.4 mm |
| Engine Compression Ratio | 10.5:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1782 kg | 1800 kg |
| Vehicle Length | 4990 mm | 4660 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1640 mm |
| Wheelbase Size | 2960 mm | 2720 mm |
