2009 Cadillac CTS vs. 1979 Mazda RX-7
To start off, 2009 Cadillac CTS is newer by 30 year(s). Which means there will be less support and parts availability for 1979 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1979 Mazda RX-7 would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2009 Cadillac CTS (263 HP @ 6400 RPM) has 159 more horse power than 1979 Mazda RX-7. (104 HP @ 6000 RPM). In normal driving conditions, 2009 Cadillac CTS should accelerate faster than 1979 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac CTS weights approximately 575 kg more than 1979 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Cadillac CTS is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2009 Cadillac CTS 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, 2009 Cadillac CTS (343 Nm @ 3100 RPM) has 198 more torque (in Nm) than 1979 Mazda RX-7. (145 Nm @ 4000 RPM). This means 2009 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda RX-7. 2009 Cadillac CTS has automatic transmission and 1979 Mazda RX-7 has manual transmission. 1979 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac CTS will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Cadillac CTS | 1979 Mazda RX-7 | |
Make | Cadillac | Mazda |
Model | CTS | RX-7 |
Year Released | 2009 | 1979 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 3599 cc | 2292 cc |
Engine Type | V | dual-disk rotary |
Horse Power | 263 HP | 104 HP |
Engine RPM | 6400 RPM | 6000 RPM |
Torque | 343 Nm | 145 Nm |
Torque RPM | 3100 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1635 kg | 1060 kg |
Vehicle Length | 4870 mm | 4290 mm |
Vehicle Width | 1850 mm | 1680 mm |
Vehicle Height | 1480 mm | 1270 mm |
Wheelbase Size | 2890 mm | 2430 mm |
Fuel Tank Capacity | 68 L | 65 L |