1970 Mercedes-Benz C 111 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 33 year(s). Which means there will be less support and parts availability for 1970 Mercedes-Benz C 111. In addition, the cost of maintenance, including insurance, on 1970 Mercedes-Benz C 111 would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 1970 Mercedes-Benz C 111 (345 HP @ 7000 RPM) has 170 more horse power than 2003 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 1970 Mercedes-Benz C 111 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 430 kg more than 1970 Mercedes-Benz C 111.
Because 1970 Mercedes-Benz C 111 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 Mercedes-Benz C 111. However, in wet, icy, snow, or gravel driving conditions, 2003 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 Mercedes-Benz C 111 (392 Nm @ 4000 RPM) has 21 more torque (in Nm) than 2003 Opel Signum. (371 Nm @ 1900 RPM). This means 1970 Mercedes-Benz C 111 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum. 2003 Opel Signum has automatic transmission and 1970 Mercedes-Benz C 111 has manual transmission. 1970 Mercedes-Benz C 111 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1970 Mercedes-Benz C 111 | 2003 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | C 111 | Signum |
| Year Released | 1970 | 2003 |
| Engine Position | Middle | Front |
| Engine Size | 2400 cc | 2958 cc |
| Horse Power | 345 HP | 175 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 392 Nm | 371 Nm |
| Torque RPM | 4000 RPM | 1900 RPM |
| Top Speed | 295 km/hour | 221 km/hour |
| Acceleration 0-100mph | 4.8 seconds | 9.4 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1240 kg | 1670 kg |
| Vehicle Length | 4450 mm | 4640 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1130 mm | 1470 mm |
| Wheelbase Size | 2630 mm | 2700 mm |
| Fuel Tank Capacity | 120 L | 60 L |
