Let us eee.
Accord 3.0L 244hp/211ft-lb
Camry 3.5L 268/248
Altima 3.5L 250/249
Even Chrysler has had a 3.5L 250/250 for years. Ford is way behind in V6 development. They come to the party 4 years too late. The Fusion needed to launch with a 3.5L.
10 years ago, domestic vehicles had the power advantage, but questionable reliability. One could always get more performance for the buck going domestic. Now, imports have better drivetrains and the reliability. No wonder domestic market share is down so much.