2006 Audi S3 vs. 1976 BMW 630
To start off, 2006 Audi S3 is newer by 30 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 2,986 cc (6 cylinders), 1976 BMW 630 is equipped with a bigger engine. In terms of performance, 2006 Audi S3 (222 HP @ 5900 RPM) has 40 more horse power than 1976 BMW 630. (182 HP @ 5800 RPM). In normal driving conditions, 2006 Audi S3 should accelerate faster than 1976 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 1976 BMW 630 weights approximately 21 kg more than 2006 Audi S3.
Because 2006 Audi S3 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, 2006 Audi S3 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, 2006 Audi S3 (280 Nm @ 2200 RPM) has 25 more torque (in Nm) than 1976 BMW 630. (255 Nm @ 3500 RPM). This means 2006 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 630.
Compare all specifications:
| 2006 Audi S3 | 1976 BMW 630 | |
| Make | Audi | BMW |
| Model | S3 | 630 |
| Year Released | 2006 | 1976 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2986 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 222 HP | 182 HP |
| Engine RPM | 5900 RPM | 5800 RPM |
| Torque | 280 Nm | 255 Nm |
| Torque RPM | 2200 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 89 mm |
| Engine Stroke Size | 86.4 mm | 80 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Top Speed | 243 km/hour | 211 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1430 kg | 1451 kg |
| Wheelbase Size | 2530 mm | 2630 mm |
