1999 AC Ace vs. 2003 Scion xB
To start off, 2003 Scion xB is newer by 4 year(s). Which means there will be less support and parts availability for 1999 AC Ace. In addition, the cost of maintenance, including insurance, on 1999 AC Ace 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 245 more horse power than 2003 Scion xB. (106 HP @ 6000 RPM). In normal driving conditions, 1999 AC Ace should accelerate faster than 2003 Scion xB. With that said, vehicle weight also plays an important factor in acceleration. 2003 Scion xB weights approximately 85 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, 2003 Scion xB, 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 258 more torque (in Nm) than 2003 Scion xB. (142 Nm @ 4200 RPM). This means 1999 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 2003 Scion xB.
Compare all specifications:
| 1999 AC Ace | 2003 Scion xB | |
| Make | AC | Scion |
| Model | Ace | xB |
| Year Released | 1999 | 2003 |
| Body Type | Roadster | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 1489 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 351 HP | 106 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 400 Nm | 142 Nm |
| Torque RPM | 4000 RPM | 4200 RPM |
| Engine Bore Size | 83 mm | 76 mm |
| Engine Stroke Size | 81 mm | 84 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1025 kg | 1110 kg |
| Vehicle Length | 4430 mm | 3950 mm |
| Vehicle Width | 1880 mm | 1700 mm |
| Vehicle Height | 1310 mm | 1650 mm |
| Wheelbase Size | 2480 mm | 2510 mm |
| Fuel Tank Capacity | 90 L | 45 L |
