2007 Audi S3 vs. 1976 BMW 630
To start off, 2007 Audi S3 is newer by 31 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, 2007 Audi S3 (262 HP @ 6000 RPM) has 89 more horse power than 1976 BMW 630. (173 HP @ 5500 RPM). In normal driving conditions, 2007 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 3 kg more than 2007 Audi S3.
Because 2007 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, 2007 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, 2007 Audi S3 (350 Nm @ 2500 RPM) has 99 more torque (in Nm) than 1976 BMW 630. (251 Nm @ 4500 RPM). This means 2007 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 630.
Compare all specifications:
| 2007 Audi S3 | 1976 BMW 630 | |
| Make | Audi | BMW |
| Model | S3 | 630 |
| Year Released | 2007 | 1976 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2986 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 262 HP | 173 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 350 Nm | 251 Nm |
| Torque RPM | 2500 RPM | 4500 RPM |
| Engine Bore Size | 82.5 mm | 89 mm |
| Engine Stroke Size | 92.8 mm | 80 mm |
| Engine Compression Ratio | 10.5:1 | 8.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1455 kg | 1458 kg |
| Vehicle Length | 4210 mm | 4760 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1410 mm | 1390 mm |
| Wheelbase Size | 2580 mm | 2630 mm |
