1981 Audi UR vs. 2007 Mercedes-Benz SLK
To start off, 2007 Mercedes-Benz SLK is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Audi UR. In addition, the cost of maintenance, including insurance, on 1981 Audi UR would be higher. At 5,439 cc (8 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (355 HP @ 6000 RPM) has 158 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi UR weights approximately 10 kg more than 2007 Mercedes-Benz SLK.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 1981 Audi UR 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, 2007 Mercedes-Benz SLK (511 Nm @ 4000 RPM) has 226 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 2007 Mercedes-Benz SLK has automatic transmission and 1981 Audi UR has manual transmission. 1981 Audi UR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
1981 Audi UR | 2007 Mercedes-Benz SLK | |
Make | Audi | Mercedes-Benz |
Model | UR | SLK |
Year Released | 1981 | 2007 |
Engine Position | Front | Front |
Engine Size | 2144 cc | 5439 cc |
Engine Cylinders | 5 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 3 valves |
Horse Power | 197 HP | 355 HP |
Engine RPM | 5500 RPM | 6000 RPM |
Torque | 285 Nm | 511 Nm |
Torque RPM | 3500 RPM | 4000 RPM |
Engine Bore Size | 79.5 mm | 98 mm |
Engine Stroke Size | 86.4 mm | 90.5 mm |
Fuel Type | Gasoline | Diesel |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1250 kg | 1240 kg |
Vehicle Length | 4430 mm | 4090 mm |
Vehicle Width | 1690 mm | 1800 mm |
Vehicle Height | 1360 mm | 1280 mm |
Wheelbase Size | 2530 mm | 2440 mm |
Fuel Tank Capacity | 70 L | 70 L |