1991 BMW M12 vs. 2010 Fiat Siena
To start off, 2010 Fiat Siena is newer by 19 year(s). Which means there will be less support and parts availability for 1991 BMW M12. In addition, the cost of maintenance, including insurance, on 1991 BMW M12 would be higher. At 4,988 cc (12 cylinders), 1991 BMW M12 is equipped with a bigger engine.
Because 1991 BMW M12 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 BMW M12. However, in wet, icy, snow, or gravel driving conditions, 2010 Fiat Siena, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 BMW M12 (450 Nm @ 4100 RPM) has 348 more torque (in Nm) than 2010 Fiat Siena. (102 Nm @ 3250 RPM). This means 1991 BMW M12 will have an easier job in driving up hills or pulling heavy equipment than 2010 Fiat Siena.
Compare all specifications:
| 1991 BMW M12 | 2010 Fiat Siena | |
| Make | BMW | Fiat |
| Model | M12 | Siena |
| Year Released | 1991 | 2010 |
| Body Type | Coupe | Sedan |
| Engine Position | Middle | Front |
| Engine Size | 4988 cc | 1242 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 296 HP | 0 HP |
| Torque | 450 Nm | 102 Nm |
| Torque RPM | 4100 RPM | 3250 RPM |
| Engine Compression Ratio | 8.8:1 | 9.1:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4370 mm | 3830 mm |
| Vehicle Width | 2000 mm | 1640 mm |
| Vehicle Height | 1110 mm | 1440 mm |
| Wheelbase Size | 2610 mm | 2380 mm |
