1953 Alfa Romeo AR 51 vs. 1978 Opel Senator
To start off, 1978 Opel Senator is newer by 25 year(s). Which means there will be less support and parts availability for 1953 Alfa Romeo AR 51. In addition, the cost of maintenance, including insurance, on 1953 Alfa Romeo AR 51 would be higher. At 1,977 cc (4 cylinders), 1978 Opel Senator is equipped with a bigger engine. In terms of performance, 1978 Opel Senator (115 HP @ 5600 RPM) has 52 more horse power than 1953 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 1978 Opel Senator should accelerate faster than 1953 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 1978 Opel Senator weights approximately 85 kg more than 1953 Alfa Romeo AR 51. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1953 Alfa Romeo AR 51 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Opel Senator. In wet, icy, snow, or gravel driving conditions, 1953 Alfa Romeo AR 51 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. 1978 Opel Senator has automatic transmission and 1953 Alfa Romeo AR 51 has manual transmission. 1953 Alfa Romeo AR 51 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Opel Senator will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1953 Alfa Romeo AR 51 | 1978 Opel Senator | |
| Make | Alfa Romeo | Opel |
| Model | AR 51 | Senator |
| Year Released | 1953 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1884 cc | 1977 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 63 HP | 115 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Engine Bore Size | 82.6 mm | 95 mm |
| Engine Stroke Size | 88 mm | 69.8 mm |
| Engine Compression Ratio | 7.0:1 | 9.4:1 |
| Top Speed | 105 km/hour | 175 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1335 kg |
| Vehicle Length | 3530 mm | 4850 mm |
| Vehicle Width | 1580 mm | 1730 mm |
| Vehicle Height | 1830 mm | 1390 mm |
| Wheelbase Size | 2210 mm | 2690 mm |
