2006 BMW Z4 vs. 1971 Triumph Spitfire
To start off, 2006 BMW Z4 is newer by 35 year(s). Which means there will be less support and parts availability for 1971 Triumph Spitfire. In addition, the cost of maintenance, including insurance, on 1971 Triumph Spitfire would be higher. At 2,492 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (189 HP @ 6000 RPM) has 132 more horse power than 1971 Triumph Spitfire. (57 HP @ 5200 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1971 Triumph Spitfire. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 555 kg more than 1971 Triumph Spitfire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 BMW Z4 (245 Nm @ 3500 RPM) has 148 more torque (in Nm) than 1971 Triumph Spitfire. (97 Nm @ 3000 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1971 Triumph Spitfire.
Compare all specifications:
| 2006 BMW Z4 | 1971 Triumph Spitfire | |
| Make | BMW | Triumph |
| Model | Z4 | Spitfire |
| Year Released | 2006 | 1971 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1296 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 189 HP | 57 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 245 Nm | 97 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1335 kg | 780 kg |
| Vehicle Length | 4100 mm | 3790 mm |
| Vehicle Width | 1790 mm | 1480 mm |
| Vehicle Height | 1310 mm | 1210 mm |
| Wheelbase Size | 2500 mm | 2110 mm |
