1991 Infiniti G20 vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 22 year(s). Which means there will be less support and parts availability for 1991 Infiniti G20. In addition, the cost of maintenance, including insurance, on 1991 Infiniti G20 would be higher. At 4,395 cc (8 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 298 more horse power than 1991 Infiniti G20. (141 HP @ 6400 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 1991 Infiniti G20. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 932 kg more than 1991 Infiniti G20. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 1991 Infiniti G20. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series 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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 470 more torque (in Nm) than 1991 Infiniti G20. (181 Nm @ 4800 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 1991 Infiniti G20.
Compare all specifications:
| 1991 Infiniti G20 | 2013 BMW 7 Series | |
| Make | Infiniti | BMW |
| Model | G20 | 7 Series |
| Year Released | 1991 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 439 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 181 Nm | 651 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1245 kg | 2177 kg |
| Vehicle Length | 4450 mm | 5214 mm |
| Vehicle Width | 1700 mm | 2134 mm |
| Vehicle Height | 1400 mm | 1481 mm |
| Wheelbase Size | 2560 mm | 3210 mm |
