1999 AC Ace vs. 1999 Porsche 911
To start off, both 1999 AC Ace and 1999 Porsche 911 were released in the same year (1999). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,600 cc (6 cylinders), 1999 Porsche 911 is equipped with a bigger engine. In terms of performance, 1999 Porsche 911 (414 HP @ 6200 RPM) has 63 more horse power than 1999 AC Ace. (351 HP @ 6500 RPM) In normal driving conditions, 1999 Porsche 911 should accelerate faster than 1999 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1999 Porsche 911 weights approximately 560 kg more than 1999 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1999 AC Ace. In wet, icy, snow, or gravel driving conditions, 1999 Porsche 911 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, 1999 Porsche 911 (560 Nm @ 2700 RPM) has 160 more torque (in Nm) than 1999 AC Ace. (400 Nm @ 4000 RPM). This means 1999 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1999 AC Ace. 1999 Porsche 911 has automatic transmission and 1999 AC Ace has manual transmission. 1999 AC Ace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 AC Ace | 1999 Porsche 911 | |
| Make | AC | Porsche |
| Model | Ace | 911 |
| Year Released | 1999 | 1999 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3506 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 351 HP | 414 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 400 Nm | 560 Nm |
| Torque RPM | 4000 RPM | 2700 RPM |
| Engine Bore Size | 83 mm | 100 mm |
| Engine Stroke Size | 81 mm | 76.4 mm |
| Engine Compression Ratio | 8.0:1 | 9.4:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1025 kg | 1585 kg |
| Vehicle Length | 4430 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1310 mm | 1300 mm |
| Wheelbase Size | 2480 mm | 2360 mm |
| Fuel Tank Capacity | 90 L | 64 L |
