1999 AC Ace vs. 1997 Citroen XM
To start off, 1999 AC Ace is newer by 2 year(s). Which means there will be less support and parts availability for 1997 Citroen XM. In addition, the cost of maintenance, including insurance, on 1997 Citroen XM would be higher. At 3,506 cc (8 cylinders), 1999 AC Ace is equipped with a bigger engine. In terms of performance, 1999 AC Ace (351 HP @ 6500 RPM) has 160 more horse power than 1997 Citroen XM. (191 HP @ 5500 RPM). In normal driving conditions, 1999 AC Ace should accelerate faster than 1997 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 1997 Citroen XM weights approximately 566 kg more than 1999 AC Ace.
Because 1999 AC Ace is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1999 AC Ace. However, in wet, icy, snow, or gravel driving conditions, 1997 Citroen XM, being front wheel drive (FWD), will offer much better control with better grip. 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 AC Ace (400 Nm @ 4000 RPM) has 122 more torque (in Nm) than 1997 Citroen XM. (278 Nm @ 4000 RPM). This means 1999 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 1997 Citroen XM. 1997 Citroen XM 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. 1997 Citroen XM will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 AC Ace | 1997 Citroen XM | |
| Make | AC | Citroen |
| Model | Ace | XM |
| Year Released | 1999 | 1997 |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 2946 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 351 HP | 191 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 400 Nm | 278 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 93.1 mm |
| Engine Stroke Size | 81 mm | 73 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1025 kg | 1591 kg |
| Vehicle Length | 4430 mm | 4720 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1310 mm | 1400 mm |
| Wheelbase Size | 2480 mm | 2860 mm |
| Fuel Tank Capacity | 90 L | 80 L |
