1961 AC Ace vs. 2004 GMC Envoy
To start off, 2004 GMC Envoy is newer by 43 year(s). Which means there will be less support and parts availability for 1961 AC Ace. In addition, the cost of maintenance, including insurance, on 1961 AC Ace would be higher. At 4,160 cc (6 cylinders), 2004 GMC Envoy is equipped with a bigger engine. In terms of performance, 2004 GMC Envoy (271 HP @ 6000 RPM) has 171 more horse power than 1961 AC Ace. (100 HP @ 5500 RPM) In normal driving conditions, 2004 GMC Envoy should accelerate faster than 1961 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Envoy weights approximately 1197 kg more than 1961 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 1961 AC Ace. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 GMC Envoy (374 Nm @ 3600 RPM) has 194 more torque (in Nm) than 1961 AC Ace. (180 Nm @ 2000 RPM). This means 2004 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1961 AC Ace. 2004 GMC Envoy has automatic transmission and 1961 AC Ace has manual transmission. 1961 AC Ace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 GMC Envoy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1961 AC Ace | 2004 GMC Envoy | |
| Make | AC | GMC |
| Model | Ace | Envoy |
| Year Released | 1961 | 2004 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 2553 cc | 4160 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 271 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 180 Nm | 374 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Engine Bore Size | 82.6 mm | 93 mm |
| Engine Stroke Size | 79.5 mm | 102 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 | 813 kg | 2010 kg |
| Vehicle Length | 3860 mm | 4870 mm |
| Vehicle Width | 1490 mm | 1840 mm |
| Vehicle Height | 1250 mm | 1780 mm |
| Wheelbase Size | 2290 mm | 2880 mm |
| Fuel Tank Capacity | 54 L | 83 L |
