1967 AC 428 vs. 1991 Audi 100
To start off, 1991 Audi 100 is newer by 24 year(s). Which means there will be less support and parts availability for 1967 AC 428. In addition, the cost of maintenance, including insurance, on 1967 AC 428 would be higher. At 7,010 cc (8 cylinders), 1967 AC 428 is equipped with a bigger engine. In terms of performance, 1967 AC 428 (345 HP @ 4600 RPM) has 119 more horse power than 1991 Audi 100. (226 HP @ 5900 RPM). In normal driving conditions, 1967 AC 428 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 131 kg more than 1967 AC 428.
Because 1991 Audi 100 is four wheel drive (4WD), it will have significant more traction and grip than 1967 AC 428. In wet, icy, snow, or gravel driving conditions, 1991 Audi 100 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, 1967 AC 428 (627 Nm @ 2800 RPM) has 277 more torque (in Nm) than 1991 Audi 100. (350 Nm @ 1950 RPM). This means 1967 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100. 1967 AC 428 has automatic transmission and 1991 Audi 100 has manual transmission. 1991 Audi 100 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1967 AC 428 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1967 AC 428 | 1991 Audi 100 | |
| Make | AC | Audi |
| Model | 428 | 100 |
| Year Released | 1967 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 7010 cc | 2226 cc |
| Engine Cylinders | 8 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 345 HP | 226 HP |
| Engine RPM | 4600 RPM | 5900 RPM |
| Torque | 627 Nm | 350 Nm |
| Torque RPM | 2800 RPM | 1950 RPM |
| Engine Bore Size | 105 mm | 81 mm |
| Engine Stroke Size | 101.2 mm | 86.4 mm |
| Top Speed | 233 km/hour | 244 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1483 kg | 1614 kg |
| Vehicle Length | 4520 mm | 4800 mm |
| Vehicle Width | 1710 mm | 1810 mm |
| Vehicle Height | 1260 mm | 1450 mm |
| Wheelbase Size | 2440 mm | 2700 mm |
| Fuel Tank Capacity | 85 L | 80 L |
