1958 AC Ace vs. 2003 MG ZS
To start off, 2003 MG ZS is newer by 45 year(s). Which means there will be less support and parts availability for 1958 AC Ace. In addition, the cost of maintenance, including insurance, on 1958 AC Ace would be higher. At 2,497 cc (6 cylinders), 2003 MG ZS is equipped with a bigger engine. In terms of performance, 2003 MG ZS (175 HP @ 6500 RPM) has 101 more horse power than 1958 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 2003 MG ZS should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2003 MG ZS weights approximately 445 kg more than 1958 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2003 MG ZS (240 Nm) has 73 more torque (in Nm) than 1958 AC Ace. (167 Nm). This means 2003 MG ZS will have an easier job in driving up hills or pulling heavy equipment than 1958 AC Ace.
Compare all specifications:
| 1958 AC Ace | 2003 MG ZS | |
| Make | AC | MG |
| Model | Ace | ZS |
| Year Released | 1958 | 2003 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 175 HP |
| Engine RPM | 4500 RPM | 6500 RPM |
| Torque | 167 Nm | 240 Nm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 890 kg | 1335 kg |
| Vehicle Length | 3850 mm | 4380 mm |
| Vehicle Width | 1520 mm | 1700 mm |
| Vehicle Height | 1250 mm | 1390 mm |
| Wheelbase Size | 2290 mm | 2630 mm |
| Fuel Tank Capacity | 59 L | 55 L |
