2007 GMC Sierra vs. 1986 Mazda RX-7
To start off, 2007 GMC Sierra is newer by 21 year(s). Which means there will be less support and parts availability for 1986 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1986 Mazda RX-7 would be higher. At 5,998 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (345 HP @ 5200 RPM) has 160 more horse power than 1986 Mazda RX-7. (185 HP @ 6500 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1986 Mazda RX-7.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1986 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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 GMC Sierra (515 Nm @ 4000 RPM) has 269 more torque (in Nm) than 1986 Mazda RX-7. (246 Nm @ 3000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1986 Mazda RX-7. 2007 GMC Sierra has automatic transmission and 1986 Mazda RX-7 has manual transmission. 1986 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 GMC Sierra | 1986 Mazda RX-7 | |
Make | GMC | Mazda |
Model | Sierra | RX-7 |
Year Released | 2007 | 1986 |
Body Type | Pickup | Coupe |
Engine Position | Front | Front |
Engine Size | 5998 cc | 2354 cc |
Engine Type | V | dual-disk rotary |
Horse Power | 345 HP | 185 HP |
Engine RPM | 5200 RPM | 6500 RPM |
Torque | 515 Nm | 246 Nm |
Torque RPM | 4000 RPM | 3000 RPM |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Length | 5850 mm | 4300 mm |
Vehicle Width | 2000 mm | 1700 mm |
Vehicle Height | 1910 mm | 1270 mm |
Wheelbase Size | 3650 mm | 2430 mm |