When comparing the Cadillac CT6's and the Volvo S90's specifications and ratings, the Cadillac CT6 has the advantage in the areas of resale value, interior volume and base engine power. The Volvo S90 has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency, reliability and overall quality score. Based on this comparison of the Cadillac CT6's and the Volvo S90's specifications and ratings, the Volvo S90 is a better car than the Cadillac CT6.
Cadillac CT6 vs. Volvo S90 Pricing
A used 2020 Cadillac CT6 ranges from $36,839 to $58,890 while a used 2020 Volvo S90 is priced between $32,969 to $44,446.
Cadillac CT6 vs. Volvo S90 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 Volvo S90 loses 59.6 percent of its value. This means the Cadillac CT6 retains 3.4 percentage points more of its value and has the advantage of higher resale value versus the Volvo S90.
Cadillac CT6 vs. Volvo S90 Quality Rating
The iSeeCars Overall Quality rating for the Cadillac CT6 is 6.5 out of 10 while the Volvo S90's quality rating is 8.0 out of 10. This results in the Cadillac CT6 being ranked 19 out of 24 Best Luxury Large Cars and the Volvo S90 being ranked 13 out of 29 Best Luxury Midsize Cars.
Cadillac CT6 vs. Volvo S90 Reliability Rating
iSeeCars’ Reliability Rating for the Cadillac CT6 is 5.9 out of 10. For the Volvo S90 the reliability rating is 7.2 out of 10. This gives the Volvo S90 an advantage in reliability compared to the Cadillac CT6.
Engine Power and Fuel Efficiency Comparison
For engine performance, the Cadillac CT6’s base engine makes 335 horsepower, and the Volvo S90 base engine makes 316 horsepower. The CT6 is rated to deliver an average of 21 miles per gallon, with a highway range of 518 miles. The S90 is rated to deliver an average of 25 miles per gallon, with a highway range of 493 miles.This gives the Volvo S90 the advantage in fuel efficiency and the Cadillac CT6 the advantage in maximum range. The CT6 uses regular unleaded, and the S90 uses 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 shoulder room, front leg room, rear head room, rear shoulder room, and cargo space. The Cadillac CT6 and Volvo S90 are comparable in regards to rear leg room.