1976 BMW 630 vs. 2009 Cadillac SRX
To start off, 2009 Cadillac SRX is newer by 33 year(s). Which means there will be less support and parts availability for 1976 BMW 630. In addition, the cost of maintenance, including insurance, on 1976 BMW 630 would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac SRX is equipped with a bigger engine. In terms of performance, 2009 Cadillac SRX (321 HP @ 6400 RPM) has 139 more horse power than 1976 BMW 630. (182 HP @ 5800 RPM) In normal driving conditions, 2009 Cadillac SRX should accelerate faster than 1976 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac SRX weights approximately 675 kg more than 1976 BMW 630. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Cadillac SRX is four wheel drive (4WD), it will have significant more traction and grip than 1976 BMW 630. In wet, icy, snow, or gravel driving conditions, 2009 Cadillac SRX 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, 2009 Cadillac SRX (427 Nm @ 4400 RPM) has 172 more torque (in Nm) than 1976 BMW 630. (255 Nm @ 3500 RPM). This means 2009 Cadillac SRX will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 630. 2009 Cadillac SRX has automatic transmission and 1976 BMW 630 has manual transmission. 1976 BMW 630 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac SRX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1976 BMW 630 | 2009 Cadillac SRX | |
| Make | BMW | Cadillac |
| Model | 630 | SRX |
| Year Released | 1976 | 2009 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 182 HP | 321 HP |
| Engine RPM | 5800 RPM | 6400 RPM |
| Torque | 255 Nm | 427 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Engine Bore Size | 89 mm | 93 mm |
| Engine Stroke Size | 80 mm | 84 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Top Speed | 211 km/hour | 225 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1451 kg | 2126 kg |
| Vehicle Length | 4760 mm | 4960 mm |
| Vehicle Width | 1760 mm | 1850 mm |
| Vehicle Height | 1390 mm | 1730 mm |
| Wheelbase Size | 2630 mm | 2960 mm |
