1978 Mercury Grand Marquis vs. 1959 Triumph Herald
To start off, 1978 Mercury Grand Marquis is newer by 19 year(s). Which means there will be less support and parts availability for 1959 Triumph Herald. In addition, the cost of maintenance, including insurance, on 1959 Triumph Herald would be higher. At 5,766 cc (8 cylinders), 1978 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1978 Mercury Grand Marquis (139 HP @ 3200 RPM) has 101 more horse power than 1959 Triumph Herald. (38 HP @ 4500 RPM). In normal driving conditions, 1978 Mercury Grand Marquis should accelerate faster than 1959 Triumph Herald. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercury Grand Marquis weights approximately 930 kg more than 1959 Triumph Herald. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1978 Mercury Grand Marquis (353 Nm @ 2200 RPM) has 269 more torque (in Nm) than 1959 Triumph Herald. (84 Nm @ 2250 RPM). This means 1978 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1959 Triumph Herald.
Compare all specifications:
| 1978 Mercury Grand Marquis | 1959 Triumph Herald | |
| Make | Mercury | Triumph |
| Model | Grand Marquis | Herald |
| Year Released | 1978 | 1959 |
| Engine Position | Front | Front |
| Engine Size | 5766 cc | 1147 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 139 HP | 38 HP |
| Engine RPM | 3200 RPM | 4500 RPM |
| Torque | 353 Nm | 84 Nm |
| Torque RPM | 2200 RPM | 2250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1710 kg | 780 kg |
| Vehicle Length | 5400 mm | 3890 mm |
| Vehicle Width | 1980 mm | 1530 mm |
| Vehicle Height | 1390 mm | 1510 mm |
| Wheelbase Size | 2910 mm | 2320 mm |
