2007 Opel Zafira vs. 2010 Cadillac STS
To start off, 2010 Cadillac STS is newer by 3 year(s). Which means there will be less support and parts availability for 2007 Opel Zafira. In addition, the cost of maintenance, including insurance, on 2007 Opel Zafira would be higher. At 4,600 cc (8 cylinders), 2010 Cadillac STS is equipped with a bigger engine. In terms of performance, 2010 Cadillac STS (320 HP @ 6400 RPM) has 216 more horse power than 2007 Opel Zafira. (104 HP @ 6000 RPM) In normal driving conditions, 2010 Cadillac STS should accelerate faster than 2007 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2010 Cadillac STS weights approximately 307 kg more than 2007 Opel Zafira. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2010 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Zafira, being front wheel drive (FWD), will offer much better control with better grip. 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, 2010 Cadillac STS (427 Nm @ 4400 RPM) has 277 more torque (in Nm) than 2007 Opel Zafira. (150 Nm @ 3900 RPM). This means 2010 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Zafira. 2010 Cadillac STS has automatic transmission and 2007 Opel Zafira has manual transmission. 2007 Opel Zafira will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Opel Zafira | 2010 Cadillac STS | |
| Make | Opel | Cadillac |
| Model | Zafira | STS |
| Year Released | 2007 | 2010 |
| Body Type | Minivan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1589 cc | 4600 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 320 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 150 Nm | 427 Nm |
| Torque RPM | 3900 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1505 kg | 1812 kg |
| Vehicle Length | 4320 mm | 4996 mm |
| Vehicle Width | 1750 mm | 1844 mm |
| Vehicle Height | 1640 mm | 1463 mm |
| Wheelbase Size | 2700 mm | 2957 mm |
| Fuel Tank Capacity | 58 L | 64 L |
