In comparing the Cadillac CT6's and the INFINITI Q70's specifications and ratings, the Cadillac CT6 has the advantage in the areas of fuel efficiency and interior volume. The INFINITI Q70 has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, resale value and base engine power. Based on this comparison of the Cadillac CT6's and the INFINITI Q70's specifications and ratings, the INFINITI Q70 is a better car than the Cadillac CT6.
Cadillac CT6 vs. INFINITI Q70 Pricing
A used 2019 Cadillac CT6 ranges from $34,609 to $54,995 while a used 2019 INFINITI Q70 is priced between $23,058 to $37,265.
Cadillac CT6 vs. INFINITI Q70 Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the Cadillac CT6 loses 56.3 percent of its value and the INFINITI Q70 loses 55.9 percent of its value. This means the INFINITI Q70 retains 0.4 percentage points more of its value and has the advantage of higher resale value versus the Cadillac CT6.
Engine Power and Fuel Efficiency Comparison
For engine performance, the Cadillac CT6’s base engine makes 237 horsepower, and the INFINITI Q70 base engine makes 330 horsepower. The CT6 is rated to deliver an average of 28 miles per gallon, with a highway range of 653 miles. The Q70 is rated to deliver an average of 21 miles per gallon, with a highway range of 500 miles. This gives the Cadillac CT6 the fuel efficiency and maximum range advantage over the INFINITI Q70. Both models use premium unleaded.
Passenger Space Comparison
The Cadillac CT6, a large car, has the advantage of offering more interior volume, reflected in more front head room, front leg room, rear head room, rear leg room, and cargo space. The INFINITI Q70, a midsize car, has the advantage in the areas of front shoulder room and rear shoulder room.