1978 BMW 725 vs. 2003 Infiniti M
To start off, 2003 Infiniti M is newer by 25 year(s). Which means there will be less support and parts availability for 1978 BMW 725. In addition, the cost of maintenance, including insurance, on 1978 BMW 725 would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti M is equipped with a bigger engine. In terms of performance, 2003 Infiniti M (340 HP @ 6400 RPM) has 192 more horse power than 1978 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 2003 Infiniti M should accelerate faster than 1978 BMW 725.
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, 2003 Infiniti M (451 Nm @ 4000 RPM) has 236 more torque (in Nm) than 1978 BMW 725. (215 Nm @ 4000 RPM). This means 2003 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 725.
Compare all specifications:
1978 BMW 725 | 2003 Infiniti M | |
Make | BMW | Infiniti |
Model | 725 | M |
Year Released | 1978 | 2003 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2495 cc | 4494 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 148 HP | 340 HP |
Engine RPM | 5500 RPM | 6400 RPM |
Torque | 215 Nm | 451 Nm |
Torque RPM | 4000 RPM | 4000 RPM |
Engine Bore Size | 86.1 mm | 93 mm |
Engine Stroke Size | 71.6 mm | 82.7 mm |
Engine Compression Ratio | 9.6:1 | 10.5:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Length | 4870 mm | 5020 mm |
Vehicle Width | 1810 mm | 1780 mm |
Vehicle Height | 1440 mm | 1470 mm |
Wheelbase Size | 2810 mm | 2810 mm |