2008 Chevrolet Avalanche vs. 2005 Mazda RX-8
To start off, 2008 Chevrolet Avalanche is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mazda RX-8. In addition, the cost of maintenance, including insurance, on 2005 Mazda RX-8 would be higher. At 5,300 cc (8 cylinders), 2008 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2008 Chevrolet Avalanche (310 HP @ 5200 RPM) has 113 more horse power than 2005 Mazda RX-8. (197 HP @ 4000 RPM). In normal driving conditions, 2008 Chevrolet Avalanche should accelerate faster than 2005 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Chevrolet Avalanche weights approximately 815 kg more than 2005 Mazda RX-8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Chevrolet Avalanche is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mazda RX-8. In wet, icy, snow, or gravel driving conditions, 2008 Chevrolet Avalanche 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, 2008 Chevrolet Avalanche (454 Nm @ 4400 RPM) has 232 more torque (in Nm) than 2005 Mazda RX-8. (222 Nm @ 5500 RPM). This means 2008 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 2005 Mazda RX-8.
Compare all specifications:
| 2008 Chevrolet Avalanche | 2005 Mazda RX-8 | |
| Make | Chevrolet | Mazda |
| Model | Avalanche | RX-8 |
| Year Released | 2008 | 2005 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5300 cc | 1311 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 310 HP | 197 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 454 Nm | 222 Nm |
| Torque RPM | 4400 RPM | 5500 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2200 kg | 1385 kg |
| Vehicle Length | 5630 mm | 4430 mm |
| Vehicle Width | 2020 mm | 1780 mm |
| Vehicle Height | 1950 mm | 1350 mm |
| Wheelbase Size | 3310 mm | 2680 mm |
| Fuel Consumption Highway | 15.7 L/100km | 10 L/100km |
| Fuel Consumption City | 21.4 L/100km | 13.2 L/100km |
| Fuel Consumption Overall | 18.1 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 117 L | 60 L |
