1988 Audi Coupe vs. 2005 BMW 645
To start off, 2005 BMW 645 is newer by 17 year(s). Which means there will be less support and parts availability for 1988 Audi Coupe. In addition, the cost of maintenance, including insurance, on 1988 Audi Coupe would be higher. At 4,392 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (326 HP @ 6100 RPM) has 154 more horse power than 1988 Audi Coupe. (172 HP @ 6000 RPM) In normal driving conditions, 2005 BMW 645 should accelerate faster than 1988 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 575 kg more than 1988 Audi Coupe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1988 Audi Coupe is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 645. In wet, icy, snow, or gravel driving conditions, 1988 Audi Coupe 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, 2005 BMW 645 (447 Nm @ 3600 RPM) has 223 more torque (in Nm) than 1988 Audi Coupe. (224 Nm @ 4500 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1988 Audi Coupe. 2005 BMW 645 has automatic transmission and 1988 Audi Coupe has manual transmission. 1988 Audi Coupe will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1988 Audi Coupe | 2005 BMW 645 | |
| Make | Audi | BMW |
| Model | Coupe | 645 |
| Year Released | 1988 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 4392 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 172 HP | 326 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 224 Nm | 447 Nm |
| Torque RPM | 4500 RPM | 3600 RPM |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Top Speed | 215 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 6.1 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1895 kg |
| Vehicle Length | 4370 mm | 4830 mm |
| Vehicle Width | 1720 mm | 1860 mm |
| Vehicle Height | 1370 mm | 1380 mm |
| Wheelbase Size | 2560 mm | 2890 mm |
