When comparing the Pontiac G8's and the Cadillac CTS's specifications and ratings, the Pontiac G8 has the advantage in the areas of fuel efficiency and interior volume. The Cadillac CTS has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars and base engine power. Based on this comparison of the Pontiac G8's and the Cadillac CTS's specifications and ratings, the two cars are fairly comparable.
Pontiac G8 vs. Cadillac CTS Pricing
A used 2009 Pontiac G8 ranges from $5,998 to $39,567 while a used 2009 Cadillac CTS is priced between $4,900 to $12,995.
Engine Power and Fuel Efficiency Comparison
For engine performance, the Pontiac G8’s base engine makes 256 horsepower, and the Cadillac CTS base engine makes 263 horsepower. The G8 is rated to deliver an average of 20 miles per gallon, with a highway range of 475 miles. The CTS is rated to deliver an average of 19 miles per gallon, with a highway range of 450 miles. This gives the Pontiac G8 the fuel efficiency and maximum range advantage over the Cadillac CTS. Both models use gasoline.
Passenger Space Comparison
The Pontiac G8 has the advantage of offering more interior volume, reflected in more front shoulder room, rear head room, rear shoulder room, rear leg room, and cargo space. The Cadillac CTS has the advantage in the areas of front head room and front leg room.
Safety Ratings Comparison
The Cadillac CTS has an average safety rating of 5 out of 5 Stars based on NHTSA's crash test ratings.