2004 BMW X5 vs. 1978 Mazda RX-7
To start off, 2004 BMW X5 is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1978 Mazda RX-7 would be higher. At 2,978 cc (6 cylinders), 2004 BMW X5 is equipped with a bigger engine. In terms of performance, 2004 BMW X5 (228 HP @ 7400 RPM) has 123 more horse power than 1978 Mazda RX-7. (105 HP @ 6000 RPM). In normal driving conditions, 2004 BMW X5 should accelerate faster than 1978 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW X5 weights approximately 1050 kg more than 1978 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2004 BMW X5 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, 2004 BMW X5 (290 Nm) has 145 more torque (in Nm) than 1978 Mazda RX-7. (145 Nm). This means 2004 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda RX-7.
Compare all specifications:
2004 BMW X5 | 1978 Mazda RX-7 | |
Make | BMW | Mazda |
Model | X5 | RX-7 |
Year Released | 2004 | 1978 |
Body Type | SUV | Coupe |
Engine Position | Front | Front |
Engine Size | 2978 cc | 2292 cc |
Engine Type | in-line | dual-disk rotary |
Horse Power | 228 HP | 105 HP |
Engine RPM | 7400 RPM | 6000 RPM |
Torque | 290 Nm | 145 Nm |
Engine Compression Ratio | 10.2:1 | 9.4:1 |
Drive Type | 4WD | Rear |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 2110 kg | 1060 kg |
Vehicle Length | 4670 mm | 4290 mm |
Vehicle Width | 1880 mm | 1680 mm |
Vehicle Height | 1770 mm | 1280 mm |
Wheelbase Size | 2940 mm | 2430 mm |
Fuel Tank Capacity | 92 L | 65 L |