1967 AC 428 vs. 1952 Triumph Renown
To start off, 1967 AC 428 is newer by 15 year(s). Which means there will be less support and parts availability for 1952 Triumph Renown. In addition, the cost of maintenance, including insurance, on 1952 Triumph Renown 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 279 more horse power than 1952 Triumph Renown. (66 HP @ 4200 RPM). In normal driving conditions, 1967 AC 428 should accelerate faster than 1952 Triumph Renown. With that said, vehicle weight also plays an important factor in acceleration. 1967 AC 428 weights approximately 203 kg more than 1952 Triumph Renown. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1967 AC 428 (627 Nm @ 2800 RPM) has 480 more torque (in Nm) than 1952 Triumph Renown. (147 Nm @ 2000 RPM). This means 1967 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1952 Triumph Renown.
Compare all specifications:
| 1967 AC 428 | 1952 Triumph Renown | |
| Make | AC | Triumph |
| Model | 428 | Renown |
| Year Released | 1967 | 1952 |
| Engine Position | Front | Front |
| Engine Size | 7010 cc | 1997 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 345 HP | 66 HP |
| Engine RPM | 4600 RPM | 4200 RPM |
| Torque | 627 Nm | 147 Nm |
| Torque RPM | 2800 RPM | 2000 RPM |
| Engine Bore Size | 105 mm | 85 mm |
| Engine Stroke Size | 101.2 mm | 92 mm |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1483 kg | 1280 kg |
| Vehicle Length | 4520 mm | 4450 mm |
| Vehicle Width | 1710 mm | 1630 mm |
| Vehicle Height | 1260 mm | 1610 mm |
| Wheelbase Size | 2440 mm | 2750 mm |
