1970 Ginetta G21 vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 34 year(s). Which means there will be less support and parts availability for 1970 Ginetta G21. In addition, the cost of maintenance, including insurance, on 1970 Ginetta G21 would be higher. At 2,994 cc (6 cylinders), 1970 Ginetta G21 is equipped with a bigger engine. In terms of performance, 1970 Ginetta G21 (128 HP @ 4750 RPM) has 29 more horse power than 2004 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 1970 Ginetta G21 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 724 kg more than 1970 Ginetta G21.
Because 1970 Ginetta G21 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 1970 Ginetta G21. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Signum, 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, 1970 Ginetta G21 (235 Nm @ 3000 RPM) has 5 more torque (in Nm) than 2004 Opel Signum. (230 Nm @ 1500 RPM). This means 1970 Ginetta G21 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 1970 Ginetta G21 | 2004 Opel Signum | |
| Make | Ginetta | Opel |
| Model | G21 | Signum |
| Year Released | 1970 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 128 HP | 99 HP |
| Engine RPM | 4750 RPM | 3120 RPM |
| Torque | 235 Nm | 230 Nm |
| Torque RPM | 3000 RPM | 1500 RPM |
| Engine Bore Size | 93.7 mm | 84.1 mm |
| Engine Stroke Size | 72.4 mm | 90 mm |
| Engine Compression Ratio | 8.9:1 | 18.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 871 kg | 1595 kg |
| Vehicle Length | 3980 mm | 4640 mm |
| Vehicle Width | 1610 mm | 1800 mm |
| Vehicle Height | 1170 mm | 1470 mm |
| Wheelbase Size | 2320 mm | 2620 mm |
| Fuel Tank Capacity | 45 L | 58 L |
