1977 BMW 728 vs. 1969 TVR Vixen
To start off, 1977 BMW 728 is newer by 8 year(s). Which means there will be less support and parts availability for 1969 TVR Vixen. In addition, the cost of maintenance, including insurance, on 1969 TVR Vixen would be higher. At 2,788 cc (6 cylinders), 1977 BMW 728 is equipped with a bigger engine. In terms of performance, 1977 BMW 728 (170 HP @ 6000 RPM) has 82 more horse power than 1969 TVR Vixen. (88 HP @ 5400 RPM). In normal driving conditions, 1977 BMW 728 should accelerate faster than 1969 TVR Vixen. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 728 weights approximately 798 kg more than 1969 TVR Vixen. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1977 BMW 728 (235 Nm @ 3700 RPM) has 105 more torque (in Nm) than 1969 TVR Vixen. (130 Nm @ 3600 RPM). This means 1977 BMW 728 will have an easier job in driving up hills or pulling heavy equipment than 1969 TVR Vixen.
Compare all specifications:
| 1977 BMW 728 | 1969 TVR Vixen | |
| Make | BMW | TVR |
| Model | 728 | Vixen |
| Year Released | 1977 | 1969 |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 1599 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 170 HP | 88 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 235 Nm | 130 Nm |
| Torque RPM | 3700 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 81 mm |
| Engine Stroke Size | 80 mm | 77.6 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Top Speed | 193 km/hour | 175 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1536 kg | 738 kg |
| Vehicle Length | 4870 mm | 3690 mm |
| Vehicle Width | 1810 mm | 1630 mm |
| Vehicle Height | 1440 mm | 1230 mm |
| Wheelbase Size | 2800 mm | 2290 mm |
| Fuel Tank Capacity | 85 L | 68 L |
