2004 GMC Sierra vs. 2007 Mazda RX-8
To start off, 2007 Mazda RX-8 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2004 GMC Sierra would be higher. At 5,964 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (300 HP) has 111 more horse power than 2007 Mazda RX-8. (189 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 2007 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 917 kg more than 2007 Mazda RX-8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2004 GMC Sierra (488 Nm) has 267 more torque (in Nm) than 2007 Mazda RX-8. (221 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda RX-8.
Compare all specifications:
| 2004 GMC Sierra | 2007 Mazda RX-8 | |
| Make | GMC | Mazda |
| Model | Sierra | RX-8 |
| Year Released | 2004 | 2007 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5964 cc | 1308 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 300 HP | 189 HP |
| Torque | 488 Nm | 221 Nm |
| Engine Bore Size | 102 mm | 78 mm |
| Engine Stroke Size | 92 mm | 83.6 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 3 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2337 kg | 1420 kg |
| Vehicle Length | 5650 mm | 4440 mm |
| Vehicle Width | 2030 mm | 1780 mm |
| Vehicle Height | 1940 mm | 1350 mm |
| Wheelbase Size | 3380 mm | 2710 mm |
| Fuel Tank Capacity | 129 L | 61 L |
