1991 BMW Z1 vs. 1970 Triumph GT6
To start off, 1991 BMW Z1 is newer by 21 year(s). Which means there will be less support and parts availability for 1970 Triumph GT6. In addition, the cost of maintenance, including insurance, on 1970 Triumph GT6 would be higher. At 2,497 cc (6 cylinders), 1991 BMW Z1 is equipped with a bigger engine. In terms of performance, 1991 BMW Z1 (175 HP @ 5800 RPM) has 71 more horse power than 1970 Triumph GT6. (104 HP @ 5300 RPM). In normal driving conditions, 1991 BMW Z1 should accelerate faster than 1970 Triumph GT6. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW Z1 weights approximately 390 kg more than 1970 Triumph GT6. 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, 1991 BMW Z1 (230 Nm @ 4000 RPM) has 71 more torque (in Nm) than 1970 Triumph GT6. (159 Nm @ 3000 RPM). This means 1991 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 1970 Triumph GT6.
Compare all specifications:
| 1991 BMW Z1 | 1970 Triumph GT6 | |
| Make | BMW | Triumph |
| Model | Z1 | GT6 |
| Year Released | 1991 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 175 HP | 104 HP |
| Engine RPM | 5800 RPM | 5300 RPM |
| Torque | 230 Nm | 159 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 82 mm | 74.7 mm |
| Engine Stroke Size | 78.8 mm | 76 mm |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Vehicle Weight | 1250 kg | 860 kg |
| Vehicle Length | 3960 mm | 3740 mm |
| Vehicle Width | 1810 mm | 1490 mm |
| Vehicle Height | 1280 mm | 1200 mm |
| Wheelbase Size | 2450 mm | 2110 mm |
