1999 Nissan R 391 vs. 2003 Opel Signum

To start off, 2003 Opel Signum is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Nissan R 391. In addition, the cost of maintenance, including insurance, on 1999 Nissan R 391 would be higher. At 4,997 cc (8 cylinders), 1999 Nissan R 391 is equipped with a bigger engine. In terms of performance, 1999 Nissan R 391 (152 HP @ 3600 RPM) has 32 more horse power than 2003 Opel Signum. (120 HP @ 6000 RPM). In normal driving conditions, 1999 Nissan R 391 should accelerate faster than 2003 Opel Signum.

Because 1999 Nissan R 391 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 1999 Nissan R 391. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Signum, 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, 1999 Nissan R 391 (359 Nm) has 193 more torque (in Nm) than 2003 Opel Signum. (166 Nm). This means 1999 Nissan R 391 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum. 1999 Nissan R 391 has automatic transmission and 2003 Opel Signum has manual transmission. 2003 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Nissan R 391 will be easier to drive especially in heavy traffic.

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