2002 BMW Z4 vs. 1984 Opel Ascona
To start off, 2002 BMW Z4 is newer by 18 year(s). Which means there will be less support and parts availability for 1984 Opel Ascona. In addition, the cost of maintenance, including insurance, on 1984 Opel Ascona would be higher. At 2,494 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2002 BMW Z4 (190 HP @ 6000 RPM) has 115 more horse power than 1984 Opel Ascona. (75 HP @ 5800 RPM). In normal driving conditions, 2002 BMW Z4 should accelerate faster than 1984 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW Z4 weights approximately 471 kg more than 1984 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2002 BMW Z4 (245 Nm @ 3500 RPM) has 144 more torque (in Nm) than 1984 Opel Ascona. (101 Nm @ 3800 RPM). This means 2002 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Opel Ascona.
Compare all specifications:
| 2002 BMW Z4 | 1984 Opel Ascona | |
| Make | BMW | Opel |
| Model | Z4 | Ascona |
| Year Released | 2002 | 1984 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1297 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 190 HP | 75 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 245 Nm | 101 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 84 mm | 75 mm |
| Engine Stroke Size | 75 mm | 73.4 mm |
| Engine Compression Ratio | 10.5:1 | 9.2:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1395 kg | 924 kg |
| Vehicle Length | 4100 mm | 4380 mm |
| Vehicle Width | 1790 mm | 1680 mm |
| Vehicle Height | 1310 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2580 mm |
| Fuel Tank Capacity | 55 L | 70 L |
