1999 AC Ace vs. 2006 GMC Envoy
To start off, 2006 GMC Envoy is newer by 7 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 4,163 cc (6 cylinders), 2006 GMC Envoy is equipped with a bigger engine. In terms of performance, 1999 AC Ace (351 HP @ 6500 RPM) has 60 more horse power than 2006 GMC Envoy. (291 HP @ 6000 RPM). In normal driving conditions, 1999 AC Ace should accelerate faster than 2006 GMC Envoy. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Envoy weights approximately 1410 kg more than 1999 AC Ace.
Because 2006 GMC Envoy 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, 2006 GMC Envoy 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 AC Ace (400 Nm @ 4000 RPM) has 23 more torque (in Nm) than 2006 GMC Envoy. (377 Nm @ 4800 RPM). This means 1999 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Envoy. 2006 GMC Envoy 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. 2006 GMC Envoy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 AC Ace | 2006 GMC Envoy | |
| Make | AC | GMC |
| Model | Ace | Envoy |
| Year Released | 1999 | 2006 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 4163 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 351 HP | 291 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 400 Nm | 377 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Engine Bore Size | 83 mm | 93 mm |
| Engine Stroke Size | 81 mm | 101.9 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1025 kg | 2435 kg |
| Vehicle Length | 4430 mm | 4870 mm |
| Vehicle Width | 1880 mm | 1900 mm |
| Vehicle Height | 1310 mm | 1830 mm |
| Wheelbase Size | 2480 mm | 2880 mm |
| Fuel Tank Capacity | 90 L | 83 L |
