2007 Audi A4 vs. 2009 Mercury Grand Marquis
To start off, 2009 Mercury Grand Marquis is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 4,606 cc (8 cylinders), 2009 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 28 more horse power than 2009 Mercury Grand Marquis. (224 HP @ 4800 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2009 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Grand Marquis weights approximately 134 kg more than 2007 Audi A4.
Let's talk about torque, 2009 Mercury Grand Marquis (373 Nm @ 4000 RPM) has 43 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2009 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2009 Mercury Grand Marquis has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercury Grand Marquis will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2009 Mercury Grand Marquis | |
| Make | Audi | Mercury |
| Model | A4 | Grand Marquis |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 4606 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 252 HP | 224 HP |
| Engine RPM | 5100 RPM | 4800 RPM |
| Torque | 330 Nm | 373 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Engine Compression Ratio | 12.5:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1698 kg | 1832 kg |
| Vehicle Length | 4580 mm | 5390 mm |
| Vehicle Width | 1400 mm | 2000 mm |
| Vehicle Height | 1780 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2920 mm |
| Fuel Consumption Overall | 11 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 72 L |
